ST72101 Datasheet, PDF (1/84 Pages) STMicroelectronics – 8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM, 256 BYTES RAM, ADC, WDG, SPI AND 1 OR 2 TIMERS

ST72101/ST72212/ST72213
8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM,
256 BYTES RAM, ADC, WDG, SPI AND 1 OR 2 TIMERS
DATASHEET
s User Program Memory (ROM/OTP/EPROM):
4 to 8K bytes
s Data RAM: 256 bytes, including 64 bytes of
stack
s Master Reset and Power-On Reset
s Run, Wait, Slow, Halt and RAM Retention
modes
s 22 multifunctional bidirectional I/O lines:
– 22 programmable interrupt inputs
– 8 high sink outputs
– 6 analog alternate inputs
– 10 to 14 alternate functions
– EMI filtering
s Programmable watchdog (WDG)
s One or two 16-bit Timers, each featuring:
– 2 Input Captures
– 2 Output Compares
– External Clock input (on Timer A only)
– PWM and Pulse Generator modes
s Synchronous Serial Peripheral Interface (SPI)
s 8-bit Analog-to-Digital converter (6 channels)
(ST72212 and ST72213 only)
s 8-bit Data Manipulation
s 63 Basic Instructions
s 17 main Addressing Modes
s 8 x 8 Unsigned Multiply Instruction
s True Bit Manipulation
s Complete Development Support on PC/DOS-
WINDOWS^TM Real-Time Emulator
s Full Software Package on DOS/WINDOWS^TM
(C-Compiler, Cross-Assembler, Debugger)
PSDIP32
CSDIP32W
SO28
(See ordering information at the end of datasheet)
Device Summary
Features
Program Memory- bytes
RAM (stack) - bytes
16-bit Timers
ADC
Other Peripherals
Operating Supply
CPU Frequency
Temperature Range
Package
ST72101G1
ST72101G2
ST72213G1
ST72212G2
4K
8K
4K
8K
256 (64)
one
one
one
two
no
no
yes
yes
Watchdog, SPI
3 to 5.5 V
8MHz max (16MHz oscillator) - 4MHz max over 85°C
- 40°C to + 125°C
SO28 - SDIP32
Rev. 1.7
September 1999
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