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 64TQFP Not For New Designs80518-Bit20MHzSMBus (2-Wire/I²C), SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT3232KB (32K x 8)FLASH
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256 x 82.7 V ~ 3.6 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
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 32BIT 1MB FLASH 64TQFP Discontinued at -ARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT531MB (1M x 8)FLASH
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128K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
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 256KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT56256KB (256K x 8)FLASH
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32K 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 256KB FLASH 120BGA ObsoleteARM® Cortex®-M332-Bit48MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT93256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)120-VFBGA120-BGA (7x7)
Silicon Labs IC MCU 32BIT 256KB FLASH 64QFN ObsoleteARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT53256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-WFQFN Exposed Pad
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Silicon Labs IC MCU 32BIT 256KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT53256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-VFQFN64-QFN (9x9)
Silicon Labs IC MCU 32BIT 256KB FLASH 64TQFP ObsoleteARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT50256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP
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Silicon Labs IC MCU 32BIT 64KB FLASH 64TQFP ObsoleteARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT5064KB (64K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP
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Silicon Labs IC MCU 32BIT 128KB FLASH 81CSP ActiveARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USB OTGBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT65128KB (128K x 8)FLASH
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32K x 81.98 V ~ 3.8 VA/D 8x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)81-UFBGA, CSPBGA81-CSP (4.35x4.27)
Silicon Labs IC MCU 32BIT 256KB FLASH 81CSP ActiveARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USB OTGBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT65256KB (256K x 8)FLASH
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32K x 81.98 V ~ 3.8 VA/D 8x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)81-UFBGA, CSPBGA81-CSP (4.35x4.27)
Silicon Labs IC MCU 32BIT 256KB FLASH 100LQFP ObsoleteARM® Cortex®-M332-Bit48MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT83256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)100-LQFP100-LQFP (14x14)
Silicon Labs IC MCU 32BIT 256KB FLASH 120BGA ObsoleteARM® Cortex®-M332-Bit48MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, POR, PWM, WDT93256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)120-VFBGA
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Silicon Labs IC MCU 32BIT 64KB FLASH 64QFN ObsoleteARM® Cortex®-M332-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT5664KB (64K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-WFQFN Exposed Pad
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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 4KB FLASH 24QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT174KB (4K x 8)FLASH
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1K x 81.85 V ~ 3.8 VA/D 2x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
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 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 32BIT 32KB FLASH 48TQFP ActiveARM® Cortex®-M332-Bit32MHzI²C, 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-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 32BIT 32KB FLASH 48TQFP ActiveARM® Cortex®-M332-Bit32MHzI²C, 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-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 32BIT 32KB FLASH 48TQFP ActiveARM® Cortex®-M332-Bit32MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, LCD, 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-TQFP48-TQFP (7x7)
Silicon Labs IC MCU 32BIT 16KB FLASH 64QFN ActiveARM® Cortex®-M332-Bit32MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, 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 32BIT 256KB FLASH 64QFN ActiveARM® Cortex®-M4F32-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT56256KB (256K x 8)FLASH
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32K 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 256KB FLASH 64TQFP ActiveARM® Cortex®-M4F32-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT53256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 32BIT 256KB FLASH 64TQFP ActiveARM® Cortex®-M4F32-Bit48MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT50256KB (256K x 8)FLASH
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32K x 81.85 V ~ 3.8 VA/D 8x12b, D/A 2x12bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 32BIT 16KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit24MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT1716KB (16K 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 8KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit24MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT178KB (8K x 8)FLASH
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2K 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 32KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit24MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT1732KB (32K x 8)FLASH
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4K x 81.85 V ~ 3.8 VA/D 2x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
Silicon Labs IC MCU 32BIT 4KB FLASH 24QFN ActiveARM® Cortex®-M0+32-Bit24MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT174KB (4K x 8)FLASH
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2K x 81.85 V ~ 3.8 VA/D 2x12b, D/A 1x12bInternal-40°C ~ 85°C (TA)24-VQFN Exposed Pad24-QFN (5x5)
Silicon Labs IC MCU 32BIT 32KB FLASH 32QFN ActiveARM® Cortex®-M0+32-Bit24MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT2432KB (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)32-VQFN Exposed Pad32-QFN (6x6)
Cypress Semiconductor Corp IC MCU 16BIT 256KB FLASH 100QFP ActiveF²MC-16LX16-Bit16MHzCANbus, EBI/EMI, SCI, Serial I/O, UART/USARTPOR, WDT81256KB (256K x 8)FLASH
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6K x 84.5 V ~ 5.5 VA/D 8x8/10bExternal-40°C ~ 105°C (TA)100-BQFP100-PQFP (20x14)
Cypress Semiconductor Corp IC MCU 8BIT 60KB FLASH 48LQFP ActiveF²MC-8FX8-Bit16MHzI²C, LINbus, SIO, UART/USARTLVD, POR, PWM, WDT4560KB (60K x 8)FLASH
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2K x 82.88 V ~ 5.5 VA/D 12x8/10bExternal-40°C ~ 85°C (TA)
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Cypress Semiconductor Corp IC MCU 16BIT 544KB FLASH 100LQFP Discontinued at -F²MC-16FX16-Bit56MHzCANbus, EBI/EMI, I²C, LINbus, SCI, UART/USARTDMA, LVD, LVR, POR, PWM, WDT82544KB (544K x 8)FLASH
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24K x 83 V ~ 5.5 VA/D 24x10bInternal-40°C ~ 105°C (TA)100-LQFP100-LQFP (14x14)
Cypress Semiconductor Corp IC MCU 16BIT 288KB FLASH 100LQFP ActiveF²MC-16FX16-Bit32MHzCANbus, I²C, LINbus, SCI, UART/USARTDMA, LCD, LVD, POR, PWM, WDT77288KB (288K x 8)FLASH
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16K x 82.7 V ~ 5.5 VA/D 27x8/10bInternal-40°C ~ 105°C (TA)100-LQFP100-LQFP (14x14)
Microchip Technology IC MCU 8BIT 7KB FLASH 20SOIC ActivePIC8-Bit32MHzI²C, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT177KB (4K x 14)FLASH256 x 8256 x 81.8 V ~ 5.5 VA/D 12x10bInternal-40°C ~ 85°C (TA)20-SOIC (0.295", 7.50mm Width)20-SOIC
Microchip Technology IC MCU 8BIT 14KB FLASH 28SOIC ActivePIC8-Bit20MHzI²C, SPI, UART/USARTBrown-out Detect/Reset, POR, PWM, WDT2214KB (8K x 14)FLASH
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368 x 82 V ~ 5.5 VA/D 5x8bExternal-40°C ~ 85°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Silicon Labs IC MCU 32BIT 256KB FLASH 92LGA 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)92-VFLGA Dual Rows, Exposed Pad92-LGA (7x7)
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 32BIT 64KB FLASH 40QFN Not For New DesignsARM® Cortex®-M332-Bit50MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, POR, PWM, WDT2864KB (64K x 8)FLASH
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16K x 81.8 V ~ 3.8 VA/D 20x10/12b, D/A 1x10bInternal-40°C ~ 85°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Silicon Labs IC MCU 32BIT 256KB FLASH 64TQFP Not For New DesignsARM® Cortex®-M332-Bit50MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT51256KB (256K x 8)FLASH
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32K x 81.8 V ~ 3.8 VA/D 23x10/12b, D/A 1x10bInternal-40°C ~ 85°C (TA)64-TQFP64-TQFP (10x10)
Silicon Labs IC MCU 32BIT 256KB FLASH 80TQFP Not For New DesignsARM® Cortex®-M332-Bit50MHzI²C, IrDA, SmartCard, SPI, UART/USARTBrown-out Detect/Reset, DMA, LCD, POR, PWM, WDT62256KB (256K x 8)FLASH
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32K x 81.8 V ~ 3.8 VA/D 24x10/12b, D/A 1x10bInternal-40°C ~ 85°C (TA)80-TQFP80-TQFP (12x12)
Silicon Labs IC MCU 32BIT 128KB FLASH 40QFN Not For New DesignsARM® Cortex®-M332-Bit80MHzI²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-out Detect/Reset, DMA, I²S, POR, PWM, WDT28128KB (128K x 8)FLASH
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32K x 81.8 V ~ 3.6 VA/D 18x12b, D/A 2x10bInternal-40°C ~ 85°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Silicon Labs IC MCU 32BIT 256KB FLASH 92LGA Not For New DesignsARM® Cortex®-M332-Bit80MHzEBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USBBrown-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)92-VFLGA Dual Rows, Exposed Pad92-LGA (7x7)
Microchip Technology IC MCU 8BIT 40KB FLASH 44PLCC Obsolete80518-Bit40MHzEBI/EMI, SPI, UART/USARTBrown-out Detect/Reset, POR, WDT3640KB (40K x 8)FLASH
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1K x 84.5 V ~ 5.5 V
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External0°C ~ 70°C (TA)44-LCC (J-Lead)44-PLCC (16.59x16.59)
Microchip Technology IC MCU 8BIT 40KB FLASH 44TQFP Obsolete80518-Bit40MHzEBI/EMI, SPI, UART/USARTBrown-out Detect/Reset, POR, WDT3640KB (40K x 8)FLASH
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1K x 84.5 V ~ 5.5 V
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External0°C ~ 70°C (TA)44-TQFP44-TQFP (10x10)
Microchip Technology IC MCU 8BIT 40KB FLASH 44TQFP Obsolete80518-Bit40MHzEBI/EMI, SPI, UART/USARTBrown-out Detect/Reset, POR, WDT3640KB (40K x 8)FLASH
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1K x 84.5 V ~ 5.5 V
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External-40°C ~ 85°C (TA)44-TQFP44-TQFP (10x10)
Microchip Technology IC MCU 8BIT 40KB FLASH 44PLCC Obsolete80518-Bit40MHzEBI/EMI, SPI, UART/USARTBrown-out Detect/Reset, POR, WDT3640KB (40K x 8)FLASH
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1K x 84.5 V ~ 5.5 V
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External0°C ~ 70°C44-LCC (J-Lead)44-PLCC (16.59x16.59)
Microchip Technology IC MCU 8BIT 40KB FLASH 44TQFP Obsolete80518-Bit40MHzEBI/EMI, SPI, UART/USARTBrown-out Detect/Reset, POR, WDT3640KB (40K x 8)FLASH
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1K x 84.5 V ~ 5.5 V
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External0°C ~ 70°C44-TQFP44-TQFP (10x10)
Renesas Electronics America IC MCU 8BIT 8KB FLASH 30SSOP Last Time Buy78K0S8-Bit10MHzLINbus, UART/USARTLVD, POR, PWM, WDT248KB (8K x 8)FLASH
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256 x 82 V ~ 5.5 VA/D 4x10bInternal-40°C ~ 85°C (TA)30-LSSOP (0.240", 6.10mm Width)
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