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Analog Peripherals

- 24 or 16-Bit ADC

? No missing codes

? 0.0015 nonlinearity

? Programmable conversion rates up to 1 ksps

? 8-Input multiplexer

? 1x to 128x PGA

? Built-in temperature sensor

- Two 8-Bit Current Output DACs

- Comparator

? Programmable hysteresis and response time

? Configurable as interrupt or reset source

? Low current (0.4 μA)

On-chip Debug

- On-chip debug circuitry facilitates full speed, nonintrusive

in-system debug (No emulator required)

- Provides breakpoints, single stepping, ?

inspect/modify memory and registers

- Superior performance to emulation systems using

ICE-Chips, target pods, and sockets

- Low Cost, Complete Development Kit

Supply Voltage 2.7 to 3.6 V

- Typical operating current: 5.8 mA @ 25 MHz;?

11 μA @ 32 kHz

- Typical stop mode current: 0.1 μA

Temperature Range: –40 to +85 °C

High Speed 8051 μC Core

- Pipelined Instruction architecture; executes 70 of

instructions in 1 or 2 system clocks

- Up to 50 MIPS throughput

- Expanded interrupt handler

Memory

- 768 Bytes (256 + 512) On-Chip RAM

- 8 kB Flash; In-system programmable in 512-byte

Sectors

Digital Peripherals

- 17 Port I/O; All 5 V tolerant with high sink current

- Enhanced UART, SMBus?, and SPI? Serial Ports

- Four general purpose 16-bit counter/timers

- 16-bit programmable counter array (PCA) with three

capture/compare modules

- Real time clock mode using PCA or timer and external

clock source

Clock Sources

- Internal Oscillator: 24.5 MHz with ± 2 accuracy

supports UART operation

- External Oscillator: Crystal, RC, C, or clock ?

(1 or 2 pin modes)

- Clock multiplier to achieve 50 MHz internal clock

- Can switch between clock sources on-the-fly

28-Pin QFN or 32-Pin LQFP Package

- 5 x 5 mm PCB footprint with 28-QFN