FEATURES
ANALOG FEATURES

24 Bits No Missing Codes

22 Bits Effective Resolution at 10Hz
− Low Noise: 75nV

PGA From 1 to 128

Precision On-Chip Voltage Reference

8 Differential/Single-Ended Channels

On-Chip Offset/Gain Calibration

Offset Drift: 0.1ppm/°C

Gain Drift: 0.5ppm/°C

On-Chip Temperature Sensor

Burnout Sensor Detection

Single-Cycle Conversion

Selectable Buffer Input
DIGITAL FEATURES
Microcontroller Core

8051-Compatible

High-Speed Core
− 4 Clocks per Instruction Cycle

DC to 33MHz

Single Instruction 121ns

Dual Data Pointer
Memory

Up To 32kB Flash Memory

Flash Memory Partitioning

Endurance 1M Erase/Write Cycles,
100 Year Data Retention

In-System Serially Programmable

External Program/Data Memory (64kB)

1,280 Bytes Data SRAM

Flash Memory Security

2kB Boot ROM

Programmable Wait State Control
Peripheral Features

34 I/O Pins

Additional 32-Bit Accumulator

Three 16-Bit Timer/Counters

System Timers

Programmable Watchdog Timer

Full-Duplex Dual USARTs

Master/Slave SPI

16-Bit PWM

Power Management Control

Idle Mode Current < 1mA

Stop Mode Current < 1
A

Programmable Brownout Reset

Programmable Low Voltage Detect

24 Interrupt Sources

Two Hardware Breakpoints
GENERAL FEATURES

Pin-Compatible with MSC1211/12/13/14

Package: TQFP-64

Low Power: 4mW

Industrial Temperature Range:
−40°C to +125°C

Power Supply: 2.7V to 5.25V

APPLICATIONS

Industrial Process Control

Instrumentation

Liquid/Gas Chromatography

Blood Analysis

Smart Transmitters

Portable Instruments

Weigh Scales

Pressure Transducers

Intelligent Sensors

Portable Applications

DAS Systems