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 16KB FLASH 32LQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2516KB (16K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 17x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 16KB FLASH 28MLP Obsolete80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2116KB (16K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 13x10bInternal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-MLP (5x5)
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2116KB (16K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 13x10bInternal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-MLP (5x5)
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2116KB (16K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 13x10bInternal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-MLP (5x5)
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN Not For New Designs80518-Bit25MHzUART/USART, USBPOR1516KB (16K x 8)FLASH
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1.5K x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-QFN (5x5)
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN Not For New Designs80518-Bit25MHzUART/USART, USBPOR1516KB (16K x 8)FLASH
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1.5K x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-QFN (5x5)
Silicon Labs IC MCU 8BIT 8KB FLASH 20MLP Obsolete80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-MLP (4x4)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-MLP (4x4)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-MLP (4x4)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-MLP (4x4)
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-MLP (4x4)
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 4KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT174KB (4K x 8)FLASH
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768 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 2KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT172KB (2K 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 2KB FLASH 20QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT172KB (2K x 8)FLASH
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768 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 20QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT1716KB (16K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 20QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT1716KB (16K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 16x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 16KB FLASH 20QFN Active80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT1716KB (16K x 8)FLASH
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768 x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)20-VFQFN Exposed Pad20-QFN (4x4)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Not For New Designs80518-Bit48MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4064KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 20x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Not For New Designs80518-Bit48MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4064KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 20x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
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 8BIT 64KB FLASH 32QFN 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 21x10bInternal-40°C ~ 85°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 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
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 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Not For New Designs80518-Bit25MHzEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT4064KB (64K x 8)FLASH
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4.25K x 82.7 V ~ 3.6 VA/D 20x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
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 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 64KB FLASH 32LQFP Not For New Designs80518-Bit25MHzSMBus (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 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2532KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 VA/D 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
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, WDT4032KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Not For New Designs80518-Bit25MHzSMBus (2-Wire/I²C), SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, WDT2532KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 3.6 V
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Internal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 8KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 8x24b; D/A 2x8bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 8KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 8x24b; D/A 2x8bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 8KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 8x16b; D/A 2x8bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 8KB FLASH 32LQFP Active80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT178KB (8K x 8)FLASH
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768 x 82.7 V ~ 3.6 VA/D 8x16b; D/A 2x8bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Not For New Designs80518-Bit100MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2932KB (32K x 8)FLASH
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1K x 83 V ~ 3.6 VA/D 21x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Discontinued at -80518-Bit100MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2932KB (32K x 8)FLASH
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1K x 83 V ~ 3.6 VA/D 21x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Discontinued at -80518-Bit100MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2932KB (32K x 8)FLASH
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1K x 83 V ~ 3.6 VA/D 21x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Discontinued at -80518-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-QFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 28QFN Not For New Designs80518-Bit100MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, WDT2532KB (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)28-VFQFN Exposed Pad28-QFN (5x5)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Discontinued at -80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2932KB (32K x 8)FLASH
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1K x 82.7 V ~ 3.6 VA/D 21x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 28QFN Discontinued at -80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2532KB (32K x 8)FLASH
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1K x 82.7 V ~ 3.6 VA/D 17x10b; D/A 1x10bInternal-40°C ~ 85°C (TA)28-VFQFN Exposed Pad28-QFN (5x5)
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Last Time Buy80518-Bit50MHzSMBus (2-Wire/I²C), SPI, UART/USARTPOR, PWM, Temp Sensor, WDT2116KB (16K x 8)FLASH512 x 81K x 81.8 V ~ 3.6 VA/D 20x10b; D/A 2x10bInternal-40°C ~ 85°C (TA)24-WFQFN Exposed Pad24-QFN (4x4)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, I²C, SPI, UART/USART, USBBrown-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-QFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, I²C, SPI, UART/USART, USBBrown-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-QFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFN Active80518-Bit48 MIPSI²C, 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 ~ 5.25 VA/D 21x10bInternal-40°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Silicon Labs IC MCU 8BIT 32KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, 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 ~ 5.25 VA/D 32x10bInternal-40°C ~ 85°C (TA)48-TQFP48-QFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Active80518-Bit48 MIPSI²C, SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2532KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 5.25 VA/D 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Active80518-Bit48 MIPSI²C, SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT2532KB (32K x 8)FLASH
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2.25K x 82.7 V ~ 5.25 VA/D 21x10bInternal-40°C ~ 85°C (TA)32-LQFP32-LQFP (7x7)
Silicon Labs IC MCU 8BIT 64KB FLASH 48TQFP Active80518-Bit48 MIPSEBI/EMI, I²C, SPI, UART/USART, USBBrown-out Detect/Reset, POR, PWM, WDT4064KB (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)48-TQFP48-QFP (7x7)
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