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| 型號(hào)： | ST72254G2 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, I2C INTERFACES |
| 中文描述： | 8位單電壓閃存，ADC和16位定時(shí)器，SPI和I2C接口的微控制器 |
| 文件頁(yè)數(shù)： | 1/135頁(yè) |
| 文件大?。?/td> | 909K |
| 代理商： | ST72254G2 |
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Rev. 2.2
February 2000
This ispreliminary information on a new product indevelopment or undergoing evaluation. Details aresubject tochange without notice.
1/135
ST72104G, ST72215G,
ST72216G, ST72254G
8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY,
ADC, 16-BIT TIMERS, SPI, I
2
C INTERFACES
PRELIMINARY DATA
I
Memories
– 4K or 8K bytes Program memory (ROM and
single voltage FLASH) with read-out protec-
tion and in-situ programming (remote ISP)
– 256 bytes RAM
I
Clock, Reset and Supply Management
– Enhanced reset system
– Enhanced low voltage supply supervisor with
3 programmable levels
– Clock sources: crystal/ceramic resonator os-
cillators or RC oscillators, external clock,
backup Clock Security System
– Clock-out capability
– 3 Power Saving Modes: Halt, Wait and Slow
I
Interrupt Management
– 7 interrupt vectors plus TRAP and RESET
– 22 external interrupt lines (on 2 vectors)
I
22 I/O Ports
– 22 multifunctional bidirectional I/O lines
– 14 alternate function lines
– 8 high sink outputs
I
3 Timers
– Configurable watchdog timer
– Two 16-bittimers with: 2 input captures,2 out-
put compares,external clock input on one tim-
er, PWM and Pulse generator modes
(one only on ST72104Gx and ST72216G1)
I
2 Communications Interfaces
– SPI synchronous serial interface
– I2C multimaster interface
(only on ST72254Gx)
I
1 Analog peripheral
– 8-bit ADC with 6 input channels
(except on ST72104Gx)
I
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
I
Development Tools
– Fullhardware/softwaredevelopment package
Device Summary
SDIP32
SO28
Features
ST72104G1
ST72104G2
ST72216G1
ST72215G2
ST72254G1
ST72254G2
Program memory -bytes
RAM (stack) - bytes
4K
8K
4K
8K
4K
8K
256 (128)
Peripherals
Watchdog timer,
One 16-bit timer,
SPI
Watchdog timer,
One 16-bit timer,
SPI, ADC
Watchdog timer,
Two 16-bit timers,
SPI, ADC
3.0V to 5.5V
Watchdog timer,
Two 16-bit timers,
SPI, I C, ADC
Operating Supply
CPU Frequency
Operating Temperature
Packages
Up to 8 MHz (with oscillator up to 16 MHz)
-40
°
C to +85
°
C (-40
°
C to +105/125
°
C optional)
SO28 / SDIP32
1
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| ST72254G2B1 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI. |
| ST72254G2B1/XXX | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, IC INTERFACES |
| ST72254G2B3 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI. |
| ST72254G2B3/XXX | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, IC INTERFACES |
| ST72254G2B5 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY. ADC. 16-BIT TIMERS. SPI. |
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