MSC1212
®
M
S
C
1
2
1
2
SBAS278A – MARCH 2003 – REVISED DECEMBER 2004
Precision Analog-to-Digital Converter (ADC)
and Digital-to-Analog Converters (DACs)
with 8051 Microcontroller and Flash Memory
Peripheral Features
FEATURES
ANALOG 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™ WITH DMA
● 16-BIT PWM
● 24-BITS NO MISSING CODES
● 22-BITS EFFECTIVE RESOLUTION AT 10Hz
Low Noise: 75nV
● PGA FROM 1 TO 128
● PRECISION ON-CHIP VOLTAGE REFERENCE:
Accuracy: 0.2%
Drift: 5ppm/°C
● POWER MANAGEMENT CONTROL
● INTERNAL CLOCK DIVIDER
● IDLE MODE CURRENT < 200µA
● STOP MODE CURRENT < 100nA
● PROGRAMMABLE BROWNOUT RESET
● PROGRAMMABLE LOW VOLTAGE DETECT
● 21 INTERRUPT SOURCES
● 8 DIFFERENTIAL/SINGLE-ENDED CHANNELS
● ON-CHIP OFFSET/GAIN CALIBRATION
● OFFSET DRIFT: 0.02PPM/°C
● GAIN DRIFT: 0.5PPM/°C
● ON-CHIP TEMPERATURE SENSOR
● SELECTABLE BUFFER INPUT
● BURNOUT DETECT
● QUAD 16-BIT MONOTONIC VOLTAGE DACs:
2 VDACs Can Be Programmed as IDACs
8µs Settling Time
● TWO HARDWARE BREAKPOINTS
GENERAL FEATURES
● PIN-COMPATIBLE WITH MSC1210/11/13/14
● PACKAGE: TQFP-64
● LOW POWER: 4mW
● INDUSTRIAL TEMPERATURE RANGE:
–40°C to +85°C
● POWER SUPPLY: 2.7V to 5.25V
DIGITAL FEATURES
Microcontroller Core
● 8051 COMPATIBLE
● HIGH SPEED CORE:
4 Clocks per Instruction Cycle
● DC TO 30MHz
● SINGLE INSTRUCTION 133ns
● DUAL DATA POINTER
APPLICATIONS
● INDUSTRIAL PROCESS CONTROL
● INSTRUMENTATION
Memory
● UP TO 32kB FLASH DATA MEMORY
● FLASH MEMORY PARTITIONING
● ENDURANCE 1M ERASE/WRITE CYCLES,
100-YEAR DATA RETENTION
● IN-SYSTEM SERIALLY PROGRAMMABLE
● EXTERNAL PROGRAM/DATA MEMORY (64kB)
● 1280 BYTES DATA SRAM
● FLASH MEMORY SECURITY
● 2kB BOOT ROM
● PROGRAMMABLE WAIT STATE CONTROL
● LIQUID/GAS CHROMATOGRAPHY
● BLOOD ANALYSIS
● SMART TRANSMITTERS
● PORTABLE INSTRUMENTS
● WEIGH SCALES
● PRESSURE TRANSDUCERS
● INTELLIGENT SENSORS
● PORTABLE APPLICATIONS
● DAS SYSTEMS
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PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
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