Part Number Manufacturer / Brand Brife Description Part StatusCore ProcessorCore SizeSpeedConnectivityPeripheralsNumber of I/OProgram Memory SizeProgram Memory TypeEEPROM SizeRAM SizeVoltage - Supply (Vcc/Vdd)Data ConvertersOscillator TypeOperating TemperaturePackage / CaseSupplier Device Package
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN ActiveCIP-51 80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT168KB (8K x 8)FLASH
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512 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-UFQFN Exposed Pad20-QFN (3x3)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN ActiveCIP-51 80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT168KB (8K x 8)FLASH
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512 x 81.8 V ~ 3.6 VA/D 9x12bInternal-40°C ~ 85°C (TA)20-UFQFN Exposed Pad20-QFN (3x3)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN ActiveCIP-51 80518-Bit72MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2016KB (16K x 8)FLASH
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1.25K x 82.2 V ~ 3.6 VA/D 12x14b, D/A 2x12bInternal-40°C ~ 105°C (TA)24-VFQFN Exposed Pad24-QFN (3x3)
Silicon Labs IC MCU 8BIT 16KB FLASH 20QFN ActiveCIP-51 80518-Bit50MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT1616KB (16K x 8)FLASH
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2.25K x 82.2 V ~ 3.6 VA/D 15x12bInternal-40°C ~ 125°C (TA)20-WFQFN Exposed Pad20-QFN (3x3)
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN ActiveCIP-51 80518-Bit25MHzEBI/EMI, I²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT1632KB (32K x 8)FLASH
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4.25K x 81.8 V ~ 3.6 VA/D 15x10bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 8KB FLASH 24QSOP ActiveCIP-51 80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT178KB (8K x 8)FLASH
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512 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)24-SSOP (0.154", 3.90mm Width)24-QSOP
Silicon Labs IC MCU 8BIT 8KB FLASH 24QFN ActiveCIP-51 80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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512 x 81.8 V ~ 3.6 VA/D 10x12bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN ActiveCIP-51 80518-Bit50MHzI²C, SMBus, SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, WDT2216KB (16K x 8)FLASH
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2.25K x 81.71 V ~ 3.6 VA/D 20x12bInternal-40°C ~ 85°C (TA)28-WFQFN Exposed Pad28-QFN (5x5)
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN ActiveCIP-51 80518-Bit50MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2064KB (64K x 8)FLASH
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4.25K x 82.2 V ~ 3.6 VA/D 12x12b, D/A 4x12bInternal-40°C ~ 85°C (TA)24-VFQFN Exposed Pad24-QFN (3x3)
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN ActiveCIP-51 80518-Bit72MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2032KB (32K x 8)FLASH
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2.25K x 82.2 V ~ 3.6 VA/D 12x14b, D/A 2x12bInternal-40°C ~ 105°C (TA)24-VFQFN Exposed Pad24-QFN (3x3)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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1K x 81.8 V ~ 3.6 VA/D 16x10b; D/A 2x10bInternal-40°C ~ 105°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN ActiveCIP-51 80518-Bit72MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2016KB (16K x 8)FLASH
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1.25K x 82.2 V ~ 3.6 VA/D 12x14b, D/A 2x12bInternal-40°C ~ 105°C (TA)24-VFQFN Exposed Pad24-QFN (3x3)
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN ActiveCIP-51 80518-Bit25MHzEBI/EMI, I²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT1664KB (64K x 8)FLASH
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4.25K x 81.8 V ~ 3.6 VA/D 15x10bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN ActiveCIP-51 80518-Bit72MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2932KB (32K x 8)FLASH
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2.25K x 82.2 V ~ 3.6 VA/D 20x14b, D/A 4x12bInternal-40°C ~ 105°C (TA)32-UFQFN Exposed Pad32-QFN (4x4)
Silicon Labs IC MCU 32BIT 8KB FLASH 32QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT248KB (8K x 8)FLASH
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2K x 81.85 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2432KB (32K x 8)FLASH
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4.25K x 80.9 V ~ 3.6 VA/D 23x10bInternal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad
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Silicon Labs IC MCU 32BIT 16KB FLASH 32QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT2416KB (16K x 8)FLASH
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4K x 81.85 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 8BIT 8KB FLASH 24QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT168KB (8K x 8)FLASH
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768 x 80.9 V ~ 3.6 VA/D 15x10bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT1616KB (16K x 8)FLASH
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768 x 80.9 V ~ 3.6 VA/D 15x10/12bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 32BIT 8KB FLASH 32QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT248KB (8K x 8)FLASH
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2K x 81.85 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT1664KB (64K x 8)FLASH
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4.25K x 80.9 V ~ 3.6 VA/D 15x10bInternal-40°C ~ 85°C (TA)24-VFQFN Exposed Pad
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Silicon Labs 16K FLASH 8K RAM NO AES ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT2416KB (16K x 8)FLASH
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8K x 81.98 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 32BIT 32KB FLASH 24QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT1732KB (32K x 8)FLASH
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4K x 81.85 V ~ 3.8 V
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Internal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
Silicon Labs IC MCU 32BIT 64KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit25MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT1764KB (64K x 8)FLASH
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8K x 81.98 V ~ 3.8 VA/D 4x12bInternal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
Silicon Labs IC MCU 32BIT 64KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit25MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT1564KB (64K x 8)FLASH
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8K x 81.98 V ~ 3.8 VA/D 4x12bInternal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
Silicon Labs IC MCU 32BIT 16KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT5616KB (16K x 8)FLASH
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4K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-VFQFN Exposed Pad64-QFN (9x9)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, I²C, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4032KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 5.25 VA/D 32x10bInternal-40°C ~ 85°C (TA)48-TQFP48-TQFP (7x7)
Silicon Labs 64K FLASH 16K RAM NO AES ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT2464KB (64K x 8)FLASH
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16K x 81.98 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 32BIT 64KB FLASH 32QFN Not For New DesignsARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT2464KB (64K x 8)FLASH
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16K x 81.85 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN ActiveCIP-51™8-Bit25MHzI²C/SMBus, I²C Slave, SPI, UART/USARTCapSense, DMA, POR, PWM, WDT1932KB (32K x 8)FLASH
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8K x 81.8 V ~ 3.6 VA/D 19x10bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 32BIT 8KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT568KB (8K x 8)FLASH
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2K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-VFQFN Exposed Pad64-QFN (9x9)
Silicon Labs IC MCU 32BIT 32KB FLASH 48VFBGA ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT3732KB (32K x 8)FLASH
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4K x 81.85 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)48-VFBGA48-BGA (4x4)
Silicon Labs IC MCU 8BIT 64KB FLASH 32LQFP Active80518-Bit48 MIPSI²C, SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, WDT2564KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 5.25 V
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Internal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs TINY GECKO 11 ULTRA LOW POWER ActiveARM® Cortex®-M0+32-Bit48MHzCANbus, I²C, IrDA, LINbus, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT2464KB (64K x 8)FLASH
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32K x 81.8 V ~ 3.8 VA/D 12bit SAR, D/A 12bitInternal-40°C ~ 85°C (TA)32-WFQFN Exposed Pad32-QFN (5x5)
Silicon Labs 64K FLASH 16K RAM AES ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT3764KB (64K x 8)FLASH
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16K x 81.98 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)48-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 32LQFP Active80518-Bit48 MIPSI²C, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2564KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 5.25 VA/D 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 8KB FLASH 48TQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, WDT398KB (8K x 8)FLASH
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512 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 16KB FLASH 48QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, WDT3916KB (16K x 8)FLASH
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512 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Silicon Labs 64K FLASH 16K RAM AES ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT5364KB (64K x 8)FLASH
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16K x 81.98 V ~ 3.8 VA/D 8x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, I²C, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4064KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 5.25 VA/D 32x10bInternal-40°C ~ 85°C (TA)48-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 32BIT 64KB FLASH 48TQFP ActiveARM® Cortex®-M0+32-Bit25MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT3764KB (64K x 8)FLASH
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8K x 81.98 V ~ 3.8 VA/D 4x12bInternal-40°C ~ 85°C (TA)48-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 8BIT 8KB FLASH 48QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, Temp Sensor, WDT398KB (8K x 8)FLASH32 x 8512 x 81.8 V ~ 3.6 VA/D 12x10bInternal-40°C ~ 85°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Silicon Labs IC MCU 8BIT 16KB FLASH 48QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, Temp Sensor, WDT3916KB (16K x 8)FLASH
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512 x 81.8 V ~ 3.6 VA/D 12x10bInternal-40°C ~ 85°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Silicon Labs IC MCU 8BIT 16KB FLASH 48TQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, WDT3916KB (16K x 8)FLASH
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512 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 32BIT 64KB FLASH 100LQFP Not For New DesignsARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT8664KB (64K x 8)FLASH
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16K x 81.98 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)100-LQFP100-LQFP (14x14)
Silicon Labs IC MCU 32BIT 32KB FLASH 64TQFP ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT5332KB (32K x 8)FLASH
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4K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs 128K FLASH 16K RAM AES ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT24128KB (128K x 8)FLASH
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16K x 81.98 V ~ 3.8 VA/D 4x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 32BIT 64KB FLASH 32QFN ActiveARM® Cortex®-M0+32-Bit25MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT2264KB (64K x 8)FLASH
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8K x 81.98 V ~ 3.8 VA/D 4x12bInternal-40°C ~ 85°C (TA)32-VQFN Exposed Pad32-QFN (6x6)
Silicon Labs IC MCU 8BIT 8KB FLASH 48TQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, Temp Sensor, WDT398KB (8K x 8)FLASH32 x 8512 x 81.8 V ~ 3.6 VA/D 12x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 2KB FLASH 10DFN Active80518-Bit25MHzSPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT62KB (2K x 8)FLASH
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256 x 82 V ~ 5.25 VA/D 6x12bInternal-40°C ~ 125°C (TA)10-VFDFN Exposed Pad10-DFN (3x3)
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