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ST72T141K2M1

Description
8-BIT MCU WITH ELECTRIC-MOTOR CONTROL, ADC, 16-BIT TIMERS, SPI INTERFACE
File Size1MB,133 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet View All

ST72T141K2M1 Overview

8-BIT MCU WITH ELECTRIC-MOTOR CONTROL, ADC, 16-BIT TIMERS, SPI INTERFACE

ST72141K2
8-bit MCU with electric-motor control,
ADC, 16-bit timers, SPI interface
NOT FOR NEW DESIGN
Features
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Memories
– 8K Program memory (ROM/OTP)
– 256 Bytes RAM
Clock, Reset and Supply Management
– Enhanced reset system
– Low voltage supply supervisor
– 3 Power saving modes
14 I/O Ports
– 14 multifunctional bidirectional I/O lines with:
External interrupt capability (2 vectors), 13 al-
ternate function lines, 3 high sink outputs
Motor Control peripheral
– 6 PWM output channels
– Emergency pin to force outputs to HiZ state
– 3 analog inputs for rotor position detection
with no need for additional sensors
– Comparator for current limitation
3 Timers
– Two 16-bit timers with: 2 input captures, 2 out-
put compares, external clock input, PWM and
Pulse generator modes
– Watchdog timer for system integrity
Communications Interface
– SPI synchronous serial interface
Analog Peripheral
– 8-bit ADC with 8 input pins
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SO34S
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
Development Tools
– Full hardware/software development package
Table 1. Device Summary
Features
Program memory - bytes
RAM (stack) - bytes
Peripherals
ST72141K2
Operating Supply
CPU Frequency
Operating Temperature
Packages
8K
256 (64)
Motor control, Watchdog, Two 16-bit timers,
SPI, ADC
4V to 5.5V
4 or 8 MHz (with 8 or 16 MHz oscillator)
-40°C to +85°C / -40°C to +125°C
SO34 / SDIP32
November 2008
Rev. 2
1/133
1

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