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参数资料
| 型号： | ST72251G2B3/XXX |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PDIP32 |
| 封装： | 0.400 INCH, PLASTIC, SDIP-32 |
| 文件页数： | 1/100页 |
| 文件大小： | 606K |
| 代理商： | ST72251G2B3/XXX |
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June 2001
1/100
ST72251
8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM,
256 BYTES RAM, ADC, WDG, SPI, I2C AND 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 and Halt modes
s
22 multifunctional bidirectional I/O lines:
– 22 programmable interrupt inputs
– 8 high sink outputs
– 6 Analog alternate inputs
– 16 Alternate Functions
– EMI filtering
s
Programmable watchdog (WDG)
s
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
Full I2C multiple Master/Slave interface
s
8-bit Analog-to-Digital converter (6 channels)
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-
WINDOWSTM Real-Time Emulator
s
Full Software Package on DOS/WINDOWSTM
(C-Compiler, Cross-Assembler, Debugger)
Device Summary
Features
ST72251G1
ST72251G2
Program Memory
- bytes
4K
8K
RAM (stack) - bytes
256 (64)
Peripherals
Watchdog, Timers, SPI, I2C, ADC
Operating Supply
3 to 5.5 V
CPU Frequency
8MHz max (16MHz oscillator)
4MHz max over 85
°C
Temperature Range
- 40
°C to + 125°C
Package
SO28 - SDIP32
SO28
PSDIP32
CSDIP32W
(See ordering information at the end of datasheet)
Rev. 1.9
1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| ST72251G2B6 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM, 256 BYTES RAM, ADC, WDG, SPI, I2C AND 2 TIMERS |
| ST72251G2B6/XXX | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
| ST72251G2M1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM, 256 BYTES RAM, ADC, WDG, SPI, I2C AND 2 TIMERS |
| ST72251G2M1/XXX | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
| ST72251G2M3 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM, 256 BYTES RAM, ADC, WDG, SPI, I2C AND 2 TIMERS |
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