Rev. 1.1 11/18Copyright © 2018 by Silicon LaboratoriesC8051F85x/86xC8051F85x/86xLow-Cost 8-bit MCU Family with up to 8 kB of FlashMemory- Up to 8 kB flash- Flash is in-system programmable in 512-Byte sectors- Up to 512 Bytes RAM (256 256)On-Chip Debug- On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required)- Provides breakpoints, single stepping, inspect/modify memoryand registers12-Bit Analog-to-Digital Converter- Up to 16 input channels- Up to 200 ksps 12-bit mode or 800 ksps 10-bit mode- Internal VREF or external VREF supportedInternal Low-Power Oscillator- Calibrated to 24.5 MHz- Low supply current- ±2% accuracy over supply and temperatureInternal Low-Frequency Oscillator- 80 kHz nominal operation- Low supply current- Independent clock source for watchdog timer2 Analog Comparators- Programmable hysteresis and response time- Configurable as interrupt or reset source- Low currentGeneral-Purpose I/O- Up to 18 pins- 5 V-Tolerant- Crossbar-enabledHigh-Speed CIP-51 µC Core- Efficient, pipelined instruction architecture- Up to 25 MIPS throughput with 25 MHz clock- Uses standard 8051 instruction set- Expanded interrupt handlerCommunication Peripherals- UART- I2C / SMBus™- SPI™Timer/Counters and PWM- 4 General-Purpose 16-bit Timer/Counters- 16-bit Programmable Counter Array (PCA) with three channelsof PWM, capture/compare, or frequency output capability, andhardware kill/safe state capabilityAdditional Support Peripherals- Independent watchdog timer clocked from LFO- 16-bit CRC engineUnique Identifier- 32-bit unique key for each deviceSupply Voltage- 2.2 to 3.6 VPackage Options- 16-pin SOIC- 20-pin QFN, 3 x 3 mm- 24-pin QSOP- Available in die form- Qualified to AEC-Q100 StandardsTemperature Ranges:- –40 to 125 °C (-Ix) and –40 to 85 °C (-Gx)CIP-51(25 MHz)2-8 kB Flash256-512 B RAMWatchdogSupply MonitorCore / Memory / SupportC2 Serial Debug / ProgrammingCore LDOClocking / Oscillators80 kHz Low Frequency Oscillator24.5 MHz Low Power OscillatorExternal Clock (CMOS Input)Analog PeripheralsSAR ADC(12-bit 200 ksps,10-bit 800 ksps)2 x Low Current ComparatorsDigital PeripheralsUART4 x 16-bit Timers3-Channel PCAVoltage ReferenceI2C / SMBusSPI16-bit CRC
