参数资料
型号: ST72T141K2MAE
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDSO34
封装: 0.300 INCH, LEAD FREE, PLASTIC, SOP-34
文件页数: 1/131页
文件大小: 3096K
代理商: ST72T141K2MAE
Rev. 1
November 2007
1/131
ST72141K2-Auto
8-bit MCU for automotive with electric-motor control,
ADC, 16-bit timers, SPI interface
Memories
–8 Kbytes Program memory (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
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
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
Device Summary
SO34S
Features
ST72141K2-Auto
Program memory - bytes
8K
RAM (stack) - bytes
256 (64)
Peripherals
Motor control,
Watchdog, Two 16-bit timers,
SPI, ADC
Operating Supply
4V to 5.5V
CPU Frequency
4 or 8 MHz (with 8 or 16 MHz oscillator)
Operating Temperature
-40°C to +85°C
Packages
SO34
1
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