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 32KB FLASH 48TQFP Not For New Designs80518-Bit25MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4032KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 20x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 96KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2596KB (96K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 96KB FLASH 48TQFP Active80518-Bit50MHzEBI/EMI, SMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT4096KB (96K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 32x12bInternal-40°C ~ 125°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 128KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT25128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 128KB FLASH 48TQFP Active80518-Bit50MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT40128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 32x12bInternal-40°C ~ 125°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 100TQFP Not For New Designs80518-Bit25MHzCANbus, EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT6464KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 8x8b, 13x10b; D/A 2x10b, 2x12bInternal-40°C ~ 85°C (TA)100-TQFP100-TQFP (14x14)
Silicon Labs IC MCU 32BIT 256KB FLASH 80TQFP Not For New DesignsARM® Cortex®-M332-Bit80MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT65256KB (256K x 8)FLASH
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32K x 81.8 V ~ 3.6 VA/D 32x12b, D/A 2x10bInternal-40°C ~ 85°C (TA)80-TQFP80-TQFP (12x12)
Silicon Labs IC MCU 8BIT 32KB FLASH 64TQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2432KB (32K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 2x16bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 32BIT 256KB FLASH 64TQFP Not For New DesignsARM® Cortex®-M332-Bit80MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT50256KB (256K x 8)FLASH
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32K x 81.8 V ~ 3.6 VA/D 28x12b, D/A 2x10bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 8BIT 64KB FLASH 64TQFP Not For New Designs80518-Bit25MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT3264KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 8x8b, 8x10b; D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 8BIT 2KB OTP 14SOIC Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, WDT82KB (2K x 8)OTP
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256 x 81.8 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
Silicon Labs IC MCU 8BIT 32KB FLASH 24QSOP ActiveCIP-51 80518-Bit50MHzI²C, SMBus, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2132KB (32K x 8)FLASH
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2.25K x 82.2 V ~ 3.6 VA/D 13x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)24-SSOP (0.154", 3.90mm Width)24-QSOP
Silicon Labs IC MCU 8BIT 8KB FLASH 24QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT218KB (8K x 8)FLASH
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1K x 81.8 V ~ 3.6 VA/D 20x10b; D/A 2x10bInternal-40°C ~ 105°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 32KB FLASH 24QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT1632KB (32K x 8)FLASH
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4.25K 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 4KB FLASH 16SOIC Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT134KB (4K x 8)FLASH
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256 x 81.8 V ~ 3.6 VA/D 12x10bInternal-40°C ~ 85°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN ActiveCIP-51 80518-Bit72MHzI²C, 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 12x14b, D/A 4x12bInternal-40°C ~ 105°C (TA)24-VFQFN Exposed Pad24-QFN (3x3)
Silicon Labs IC MCU 32BIT 32KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT5632KB (32K 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 2KB FLASH 11QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, WDT82KB (2K x 8)FLASH
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256 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)10-VFDFN Exposed Pad11-QFN (3x3)
Silicon Labs IC MCU 8BIT 2KB FLASH 14SOIC Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, WDT82KB (2K x 8)FLASH
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256 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
Silicon Labs IC MCU 32BIT 128KB FLASH 32QFN ActiveARM® Cortex®-M332-Bit40MHzI²C, IrDA, LINbus, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT20128KB (128K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 24x12bInternal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 4KB FLASH 11QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, WDT84KB (4K x 8)FLASH
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256 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)10-VFDFN Exposed Pad11-QFN (3x3)
Silicon Labs IC MCU 8BIT 8KB FLASH 10DFN Active80518-Bit25MHzSPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT68KB (8K x 8)FLASH
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256 x 81.8 V ~ 5.25 VA/D 6x12bInternal-40°C ~ 125°C (TA)10-VFDFN Exposed Pad10-DFN (3x3)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Active80518-Bit25MHzSPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT168KB (8K x 8)FLASH
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256 x 81.8 V ~ 5.25 VA/D 16x12bInternal-40°C ~ 125°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTCap Sense, POR, PWM, WDT2016KB (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)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 32BIT 256KB FLASH 32QFN ActiveARM® Cortex®-M332-Bit40MHzI²C, IrDA, LINbus, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT20256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 24x12bInternal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 8KB FLASH 11QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, Temp Sensor, WDT88KB (8K x 8)FLASH
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256 x 82.7 V ~ 3.6 VA/D 8x8bInternal-40°C ~ 85°C (TA)10-VFDFN Exposed Pad11-QFN (3x3)
Silicon Labs IC MCU 8BIT 8KB FLASH 14SOIC Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), UART/USARTPOR, PWM, WDT88KB (8K x 8)FLASH
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256 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN ActiveCIP-51™8-Bit25MHzI²C/SMBus, I²C Slave, SPI, UART/USARTCapSense, DMA, POR, PWM, WDT2832KB (32K x 8)FLASH
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8K x 81.8 V ~ 3.6 VA/D 28x10bInternal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 4KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT174KB (4K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 32KB FLASH 48QFN ActiveCIP-51™8-Bit25MHzI²C/SMBus, I²C Slave, SPI, UART/USARTCapSense, DMA, POR, PWM, WDT4332KB (32K x 8)FLASH
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8K x 81.8 V ~ 3.6 VA/D 43x10bInternal-40°C ~ 85°C (TA)48-UFQFN Exposed Pad48-QFN (6x6)
Silicon Labs IC MCU 8BIT 8KB FLASH 24QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT188KB (8K x 8)FLASH
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1.25K x 81.8 V ~ 5.25 VA/D 18x12bInternal-40°C ~ 125°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT1816KB (16K x 8)FLASH
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2.25K x 81.8 V ~ 5.25 VA/D 18x12bInternal-40°C ~ 125°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT1832KB (32K x 8)FLASH
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2.25K x 81.8 V ~ 5.25 VA/D 18x12bInternal-40°C ~ 125°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2516KB (16K x 8)FLASH
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2.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2532KB (32K x 8)FLASH
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2.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 8KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT258KB (8K x 8)FLASH
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1.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2564KB (64K x 8)FLASH
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4.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Active80518-Bit50MHzEBI/EMI, SMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT4032KB (32K x 8)FLASH
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4.25K x 81.8 V ~ 5.25 VA/D 32x12bInternal-40°C ~ 125°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Not For New Designs80518-Bit100MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT3932KB (32K x 8)FLASH
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1K x 83 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)48-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 8BIT 96KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2596KB (96K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Not For New Designs80518-Bit48MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4032KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 20x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 32BIT 64KB FLASH 64TQFP Not For New DesignsARM® Cortex®-M332-Bit80MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT5064KB (64K x 8)FLASH
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16K x 81.8 V ~ 3.6 VA/D 28x12b, D/A 2x10bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 8BIT 96KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2596KB (96K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 128KB FLASH 32QFN Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT25128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 64KB FLASH 32LQFP Not For New Designs80518-Bit48MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2564KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 17x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 128KB FLASH 40QFN Active80518-Bit50MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT33128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 32x12bInternal-40°C ~ 125°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Silicon Labs IC MCU 8BIT 128KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT25128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 25x12bInternal-40°C ~ 125°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 128KB FLASH 48QFN Active80518-Bit50MHzEBI/EMI, SMBus (2-Wire/I²C), CANbus, LINbus, SPI, UART/USARTPOR, PWM, Temp Sensor, WDT40128KB (128K x 8)FLASH
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8.25K x 81.8 V ~ 5.25 VA/D 32x12bInternal-40°C ~ 125°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 64TQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2464KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 2x16bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
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