Datasheet > ST72141K

ST72141K

更新时间： 2024-11-22 22:42:39

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		电动机控制
页数	文件大小	规格书
132页	1490K
描述
8-BIT MCU WITH ELECTRIC-MOTOR CONTROL, ADC, 16-BIT TIMERS, SPI INTERFACE

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数据手册

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ST72141K 数据手册

ST72141K

8-BIT MCU WITH ELECTRIC-MOTOR CONTROL,

ADC, 16-BIT TIMERS, SPI INTERFACE

■ Memories

– 8K Program memory

(ROM/OTP/EPROM)

– 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

SDIP32

SO34S

■ 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

■ Instruction Set

– SPI synchronous serial interface

■ Analog Peripheral

– 8-bit data manipulation

– 63 basic instructions

– 17 main addressing modes

– 8 x 8 unsigned multiply instruction

– True bit manipulation

– 8-bit ADC with 8 input pins

■ Development Tools

– Full hardware/software development package

Device Summary

Features

ST72141K2

Program memory - bytes

RAM (stack) - bytes

256 (64)

Motor control,

Watchdog, Two 16-bit timers,

SPI, ADC

Peripherals

Operating Supply

CPU Frequency

Operating Temperature

Packages

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

Rev. 1.8

October 2001

1/132

12 3 4 5 6 7...132

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