C8051T630/1/2/3/4/5 Mixed-Signal Byte-Programmable EPROM MCU Analog Peripherals High-Speed 8051 C Core - 10-Bit ADC (T630/2/4 only) - Pipelined instruction architecture executes 70% of Up to 500 ksps instructions in 1 or 2 system clocks Up to 16 external inputs - Up to 25 MIPS throughput with 25 MHz clock VREF from on-chip VREF, external pin, Expanded interrupt handler Internal Regulator or V DD Internal or external start of conversion source Memory Built-in temperature sensor - 768 Bytes internal data RAM (256 + 512) - 10-Bit Current Output DAC (T630/2/4 only) - 8, 4, or 2 kB byte-programmable EPROM code - Comparator memory Programmable hysteresis and response time Digital Peripherals Configurable as interrupt or reset source Low current (<0.5 A) - 17 Port I/O with high sink current capability On-Chip Debug - Hardware enhanced UART, SMBus, and - C8051F336 can be used as code development enhanced SPI serial ports platform Complete development kit available - Four general purpose 16-bit counter/timers - On-chip debug circuitry facilitates full speed, Timer 3 supports real-time clock using external clock non-intrusive in-system debug source - 16-Bit programmable counter array (PCA) with three - Provides breakpoints, single stepping, inspect/modify memory and registers capture/compare modules and enhanced PWM functionality Supply Voltage 1.8 to 3.6 V Clock Sources - On-chip LDO for internal core supply - Two internal oscillators: - Built-in voltage supply monitor 24.5 MHz with 2% accuracy supports crystal-less Temperature Range: 40 to +85 C UART operation and low-power suspend mode with fast wake time 80/40/20/10 kHz low frequency, low power operation - External oscillator: RC, C, or CMOS Clock - Can switch between clock sources on-the-fly useful in power saving modes 20-Pin QFN Package (4x4 mm) ANALOG DIGITAL I/O PERIPHERALS UART Port 0 SMBus 10-bit A 10-bit Current SPI M 500 ksps DAC U PCA ADC X Port 1 Timer 0 + Timer 1 TEMP VREF - Timer 2 SENSOR P2.0 VOLTAGE T630/2/4 Only Timer 3 COMPARATOR 24.5 MHz PRECISION LOW FREQUENCY INTERNAL INTERNAL OSCILLATOR OSCILLATOR HIGH-SPEED CONTROLLER CORE 2/4/8 kB 8051 CPU 768 B SRAM EPROM (25 MIPS) FLEXIBLE DEBUG POR WDT INTERRUPTS CIRCUITRY Rev. 1.1 8/17 Copyright 2017 by Silicon Laboratories C8051T630/1/2/3/4/5 Not Recommended for New Designs CROSSBARC8051T630/1/2/3/4/5 2 Rev. 1.1 Not Recommended for New Designs