| 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 7KB FLASH 28SSOP  | 
                Active | PIC | 8-Bit | 20MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 7KB (4K x 14) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | A/D 17x10b | Internal | -40°C ~ 125°C (TA) | 28-SSOP (0.209", 5.30mm Width) | 28-SSOP |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 28QFN  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 14KB (8K x 14) | FLASH | 256 x 8 | 1K x 8 | 2.3 V ~ 5.5 V | A/D 24x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-VQFN Exposed Pad | 28-QFN (6x6) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 28QFN  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 14KB (8K x 14) | FLASH | 256 x 8 | 1K x 8 | 1.8 V ~ 3.6 V | A/D 24x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-VQFN Exposed Pad | 28-QFN (6x6) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 32BIT 16KB FLASH 40UQFN  | 
                Active | MIPS32® microAptiv™ | 32-Bit | 25MHz | IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, HLVD, I²S, POR, PWM, WDT | 29 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 2 V ~ 3.6 V | A/D 14x10/12b, D/A 1x5b | Internal | -40°C ~ 85°C (TA) | 40-UFQFN Exposed Pad | 40-UQFN (5x5) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 32BIT 64KB FLASH 20SSOP  | 
                Active | MIPS32® microAptiv™ | 32-Bit | 25MHz | IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, HLVD, I²S, POR, PWM, WDT | 16 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 2 V ~ 3.6 V | A/D 11x10/12b, D/A 1x5b | Internal | -40°C ~ 85°C (TA) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 16KB FLASH 28UQFN  | 
                Active | PIC | 8-Bit | 64MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 25 | 16KB (8K x 16) | FLASH | 256 x 8 | 1K x 8 | 2.3 V ~ 5.5 V | A/D 24x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-UFQFN Exposed Pad | 28-UQFN (4x4) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 28KB FLASH 28SSOP  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 28KB (16K x 14) | FLASH | 224 x 8 | 2K x 8 | 2.3 V ~ 5.5 V | A/D 24x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-SSOP (0.209", 5.30mm Width) | 28-SSOP |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 28KB FLASH 28SSOP  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 28KB (16K x 14) | FLASH | 224 x 8 | 2K x 8 | 1.8 V ~ 3.6 V | A/D 24x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-SSOP (0.209", 5.30mm Width) | 28-SSOP |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 48TQFP  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 44 | 14KB (8K x 14) | FLASH | 224 x 8 | 1K x 8 | 2.3 V ~ 5.5 V | A/D 43x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 48-TQFP | 48-TQFP (7x7) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 48TQFP  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 44 | 14KB (8K x 14) | FLASH | 224 x 8 | 1K x 8 | 1.8 V ~ 3.6 V | A/D 43x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 48-TQFP | 48-TQFP (7x7) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 28UQFN  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 44 | 14KB (8K x 14) | FLASH | 224 x 8 | 1K x 8 | 2.3 V ~ 5.5 V | A/D 43x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-UFQFN Exposed Pad | 28-UQFN (4x4) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 14KB FLASH 28UQFN  | 
                Active | PIC | 8-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 44 | 14KB (8K x 14) | FLASH | 224 x 8 | 1K x 8 | 1.8 V ~ 3.6 V | A/D 43x10b, D/A 1x5b | Internal | -40°C ~ 125°C (TA) | 28-UFQFN Exposed Pad | 28-UQFN (4x4) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 16KB FLASH 24QSOP  | 
                Active | CIP-51 8051 | 8-Bit | 72MHz | I²C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 21 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.2 V ~ 3.6 V | A/D 13x14b, D/A 2x12b | Internal | -40°C ~ 105°C (TA) | 24-SSOP (0.154", 3.90mm Width) | 24-QSOP |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 16KB FLASH 48LQFP  | 
                Active | ARM® Cortex®-M0 | 32-Bit | 48MHz | I²C, IrDA, LINbus, SPI, UART/USART | DMA, I²S, POR, PWM, WDT | 39 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 2 V ~ 3.6 V | A/D 13x12b | Internal | -40°C ~ 85°C (TA) | 48-LQFP | 48-LQFP (7x7) |             
                    
                | 
                    
                 | 
                
                Texas Instruments | 
                IC MCU 16BIT 1KB FLASH 14DIP  | 
                Active | MSP430 | 16-Bit | 16MHz | I²C, SPI | Brown-out Detect/Reset, POR, PWM, WDT | 10 | 1KB (1K x 8 + 256B) | FLASH | - | 128 x 8 | 1.8 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | 14-DIP (0.300", 7.62mm) | 14-PDIP |             
                    
                | 
                    
                 | 
                
                Texas Instruments | 
                IC MCU 16BIT 8KB FLASH 14TSSOP  | 
                Active | MSP430 | 16-Bit | 16MHz | I²C, SPI, USI | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 10 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | - | Internal | -40°C ~ 85°C (TA) | 14-TSSOP (0.173", 4.40mm Width) | 14-TSSOP |             
                    
                | 
                    
                 | 
                
                Texas Instruments | 
                IC MCU 16BIT 2KB FLASH 20TSSOP  | 
                Active | MSP430 | 16-Bit | 16MHz | I²C, IrDA, LINbus, SCI, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 16 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP |             
                    
                | 
                    
                 | 
                
                Texas Instruments | 
                IC MCU 16BIT 4KB FLASH 20TSSOP  | 
                Active | MSP430 | 16-Bit | 16MHz | I²C, IrDA, LINbus, SCI, SPI, UART/USART | Brown-out Detect/Reset, PWM, WDT | 16 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | - | Internal | -40°C ~ 85°C (TA) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 32KB FLASH 20TSSOP  | 
                Active | ARM® Cortex®-M0 | 32-Bit | 48MHz | I²C, IrDA, LINbus, SPI, UART/USART | DMA, I²S, POR, PWM, WDT | 15 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2 V ~ 3.6 V | A/D 9x12b | Internal | -40°C ~ 105°C (TA) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 32KB FLASH 32UFQFPN  | 
                Active | ARM® Cortex®-M4 | 32-Bit | 72MHz | I²C, IrDA, LINbus, SPI, UART/USART | DMA, I²S, POR, PWM, WDT | 24 | 32KB (32K x 8) | FLASH | - | 16K x 8 | 2 V ~ 3.6 V | A/D 11x12b, D/A 1x12b | Internal | -40°C ~ 105°C (TA) | 32-UFQFN Exposed Pad | 32-UFQFPN (5x5) |             
                    
                | 
                    
                 | 
                
                Infineon Technologies | 
                IC MCU 32BIT 64KB FLASH 38TSSOP  | 
                Active | ARM® Cortex®-M0 | 32-Bit | 32MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, I²S, POR, PWM, WDT | 26 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.8 V ~ 5.5 V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | 38-TFSOP (0.173", 4.40mm Width) | PG-TSSOP-38-9 |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 8BIT 8KB FLASH 32LQFP  | 
                Active | STM8A | 8-Bit | 16MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 28 | 8KB (8K x 8) | FLASH | 640 x 8 | 512 x 8 | 3 V ~ 5.5 V | A/D 7x10b | Internal | -40°C ~ 85°C (TA) | 32-LQFP | - |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 8BIT 16KB FLASH 32VFQFPN  | 
                Active | STM8A | 8-Bit | 16MHz | I²C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 30 | 16KB (16K x 8) | FLASH | 1K x 8 | 2K x 8 | 1.65 V ~ 3.6 V | A/D 22x12b, D/A 1x12b | Internal | -40°C ~ 125°C (TA) | - | - |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 8BIT 16KB FLASH 32VFQFPN  | 
                Active | STM8A | 8-Bit | 16MHz | I²C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 30 | 16KB (16K x 8) | FLASH | 1K x 8 | 2K x 8 | 1.65 V ~ 3.6 V | A/D 22x12b, D/A 1x12b | Internal | -40°C ~ 125°C (TA) | - | - |             
                    
                | 
                    
                 | 
                
                Texas Instruments | 
                IC MCU 16BIT 2KB FLASH 32VQFN  | 
                Active | MSP430 | 16-Bit | 16MHz | I²C, IrDA, LINbus, SCI, SPI, UART/USART | Brown-out Detect/Reset, PWM, WDT | 24 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | 32-VFQFN Exposed Pad | 32-VQFN (5x5) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 4KB FLASH 16SOIC  | 
                Not For New Designs | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I²C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 13 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 1.8 V ~ 3.6 V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 32BIT 8KB FLASH 32QFN  | 
                Active | ARM® Cortex®-M0+ | 32-Bit | 24MHz | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | 24 | 8KB (8K x 8) | FLASH | - | 2K x 8 | 1.85 V ~ 3.8 V | A/D 4x12b, D/A 1x12b | Internal | -40°C ~ 85°C (TA) | 32-VQFN Exposed Pad | 32-QFN (6x6) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 32KB FLASH 32QFN  | 
                Active | CIP-51 8051 | 8-Bit | 72MHz | I²C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2 V ~ 3.6 V | A/D 20x14b, D/A 4x12b | Internal | -40°C ~ 105°C (TA) | 32-UFQFN Exposed Pad | 32-QFN (4x4) |             
                    
                | 
                    
                 | 
                
                Nuvoton Technology Corporation of America | 
                IC MCU 32BIT 8KB FLASH 48LQFP  | 
                Active | ARM® Cortex®-M0 | 32-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 29 | 8KB (8K x 8) | FLASH | - | 2K x 8 | 2.5 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 105°C (TA) | 48-LQFP | 48-LQFP (7x7) |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 3.5KB FLASH 28SOIC  | 
                Active | PIC | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 25 | 3.5KB (2K x 14) | FLASH | - | 128 x 8 | 1.8 V ~ 3.6 V | A/D 11x10b | Internal | -40°C ~ 85°C (TA) | 28-SOIC (0.295", 7.50mm Width) | 28-SOIC |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 3.5KB FLASH 28SSOP  | 
                Active | PIC | 8-Bit | 20MHz | I²C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 3.5KB (2K x 14) | FLASH | - | 128 x 8 | 1.8 V ~ 3.6 V | A/D 17x10b | Internal | -40°C ~ 85°C (TA) | 28-SSOP (0.209", 5.30mm Width) | 28-SSOP |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 16KB FLASH 24QSOP  | 
                Active | CIP-51 8051 | 8-Bit | 72MHz | I²C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 21 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.2 V ~ 3.6 V | A/D 13x14b | Internal | -40°C ~ 105°C (TA) | 24-SSOP (0.154", 3.90mm Width) | 24-QSOP |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 16KB FLASH 32QFPN  | 
                Active | ARM® Cortex®-M0+ | 32-Bit | 32MHz | I²C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 28 | 16KB (16K x 8) | FLASH | 512 x 8 | 2K x 8 | 1.65 V ~ 3.6 V | A/D 10x12b | Internal | -40°C ~ 125°C (TA) | 32-UFQFN Exposed Pad | 32-UFQFPN (5x5) |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 2KB FLASH 8QFN  | 
                Active | eZ8 | 8-Bit | 5MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, POR, PWM, WDT | 6 | 2KB (2K x 8) | FLASH | - | 512 x 8 | 2.7 V ~ 3.6 V | A/D 4x10b | Internal | 0°C ~ 70°C (TA) | 8-VQFN | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 4KB FLASH 8QFN  | 
                Active | eZ8 | 8-Bit | 5MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, POR, PWM, WDT | 6 | 4KB (4K x 8) | FLASH | - | 1K x 8 | 2.7 V ~ 3.6 V | - | Internal | 0°C ~ 70°C (TA) | 8-VQFN | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 4KB FLASH 28SSOP  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 23 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | 28-SSOP (0.209", 5.30mm Width) | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 8KB FLASH 20QFN  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | - | Internal | 0°C ~ 70°C (TA) | 20-VQFN Exposed Pad | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 4KB FLASH 28SSOP  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 23 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 105°C (TA) | 28-SSOP (0.209", 5.30mm Width) | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 4KB FLASH 20QFN  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 17 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | A/D 7x10b | Internal | -40°C ~ 105°C (TA) | 20-VQFN Exposed Pad | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 4KB FLASH 28QFN  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 23 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 105°C (TA) | 28-VQFN | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 8KB FLASH 20QFN  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | - | Internal | -40°C ~ 105°C (TA) | 20-VQFN Exposed Pad | - |             
                    
                | 
                    
                 | 
                
                Zilog | 
                IC MCU 8BIT 8KB FLASH 28QFN  | 
                Active | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 25 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 3.6 V | - | Internal | -40°C ~ 105°C (TA) | 28-VQFN | - |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 8BIT 32KB FLASH 32LQFP  | 
                Active | STM8 | 8-Bit | 24MHz | I²C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | 1K x 8 | 6K x 8 | 2.95 V ~ 5.5 V | A/D 7x10b | Internal | -40°C ~ 85°C (TA) | 32-LQFP | - |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 32KB FLASH 32QFPN  | 
                Active | ARM® Cortex®-M0+ | 32-Bit | 32MHz | I²C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 27 | 32KB (32K x 8) | FLASH | 1K x 8 | 8K x 8 | 1.8 V ~ 3.6 V | A/D 10x12b | Internal | -40°C ~ 85°C (TA) | 32-UFQFN Exposed Pad | 32-UFQFPN (5x5) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 8KB FLASH 24QFN  | 
                Last Time Buy | 8051 | 8-Bit | 50MHz | SMBus (2-Wire/I²C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 21 | 8KB (8K x 8) | FLASH | 512 x 8 | 1K x 8 | 1.8 V ~ 3.6 V | A/D 20x10b; D/A 2x10b | Internal | -40°C ~ 85°C (TA) | 24-WFQFN Exposed Pad | 24-QFN (4x4) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 16KB FLASH 28QFN  | 
                Active | CIP-51 8051 | 8-Bit | 50MHz | I²C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 22 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2 V ~ 3.6 V | A/D 20x12b | Internal | -40°C ~ 125°C (TA) | 28-WFQFN Exposed Pad | 28-QFN (5x5) |             
                    
                | 
                    
                 | 
                
                Silicon Labs | 
                IC MCU 8BIT 8KB FLASH 24QFN  | 
                Active | CIP-51 8051 | 8-Bit | 25MHz | I²C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 13 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8 V ~ 3.6 V | A/D 10x12b | Internal | -40°C ~ 125°C (TA) | 24-WFQFN Exposed Pad | 24-QFN (4x4) |             
                    
                | 
                    
                 | 
                
                STMicroelectronics | 
                IC MCU 32BIT 32KB FLASH 32UFQFN  | 
                Active | ARM® Cortex®-M0+ | 32-Bit | 32MHz | I²C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 27 | 32KB (32K x 8) | FLASH | 1K x 8 | 8K x 8 | 1.8 V ~ 3.6 V | A/D 10x12b | Internal | -40°C ~ 85°C (TA) | - | - |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 768B OTP 8SOIJ  | 
                Active | PIC | 8-Bit | 4MHz | - | POR, WDT | 5 | 768B (512 x 12) | OTP | - | 25 x 8 | 3 V ~ 5.5 V | - | Internal | -40°C ~ 85°C (TA) | 8-SOIC (0.209", 5.30mm Width) | 8-SOIJ |             
                    
                | 
                    
                 | 
                
                Microchip Technology | 
                IC MCU 8BIT 768B OTP 8SOIJ  | 
                Active | PIC | 8-Bit | 4MHz | - | POR, WDT | 5 | 768B (512 x 12) | OTP | - | 25 x 8 | 2.5 V ~ 5.5 V | - | Internal | -40°C ~ 85°C (TA) | 8-SOIC (0.209", 5.30mm Width) | 8-SOIJ |