FEATURES Pin compatible upgrade of ADuC812/ADuC831/ADuC832
Increased performance
Single-cycle 20 MIPS 8052 core
High speed 420 kSPS 12-bit ADC Increased memory Up to 62 kBytes on-chip Flash/EE program memory 4 kBytes on-chip Flash/EE data memory In-circuit reprogrammable Flash/EE, 100 year retention, 100 kCycle endurance
2304 bytes on-chip data RAM Smaller package
8 mm × 8 mm chip scale package
52-lead PQFP—pin-compatible upgrade Analog I/O 8-channel, 420 kSPS high accuracy, 12-bit ADC On-chip, 15 ppm/°C voltage reference DMA controller, high speed ADC-to-RAM capture
Two 12-bit voltage output DACs1
Dual output PWM Σ-Δ DACs On-chip temperature monitor function
8052 based core
8051 compatible instruction set (20 MHz max)
High performance single-cycle core 32 kHz external crystal, on-chip programmable PLL
12 interrupt sources, 2 priority levels Dual data pointers, extended 11-bit stack pointer On-chip peripherals
Time interval counter (TIC) UART, I2C®, and SPI® Serial I/O
Watchdog timer (WDT) Power supply monitor (PSM)
Power Normal: 4.5 mA @ 3 V (core CLK = 2.098 MHz) Power-down: 10 μA @ 3 V2
Development tools Low cost, comprehensive development system
incorporating nonintrusive single-pin emulation,
IDE based assembly and C source debugging