参数资料
型号: ST72C254G1M3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 6 MHz, MICROCONTROLLER, PDSO28
封装: 0.300 INCH, PLASTIC, SOIC-28
文件页数: 44/136页
文件大小: 929K
代理商: ST72C254G1M3
ST72104G, ST72215G, ST72216G, ST72254G
15/136
7 SUPPLY, RESET AND CLOCK MANAGEMENT
The ST72104G, ST72215G, ST72216G and
ST72254G microcontrollers include a range of util-
ity features for securing the application in critical
situations (for example in case of a power brown-
out), and reducing the number of external compo-
nents. An overview is shown in Figure 8.
See Section 14 ”ELECTRICAL CHARACTERIS-
TICS” on page 94 for more details.
Main Features
s
Supply Manager with main supply low voltage
detection (LVD)
s
Reset Sequence Manager (RSM)
s
Multi-Oscillator (MO)
– 4 Crystal/Ceramic resonator oscillators
– 1 External RC oscillator
– 1 Internal RC oscillator
s
Clock Security System (CSS)
– Clock Filter
– Backup Safe Oscillator
Figure 8. Clock, Reset and Supply Block Diagram
IE
D
0
RF
CRSR
CSS
WDG
fOSC
CSS INTER RUPT
LVD
LOW VOLTAGE
DETECTO R
(LVD)
MULTI-
OSCILLATOR
(MO)
FROM
WATCH DOG
PERIP HERAL
OSC1
RESET
VDD
VSS
RESET SEQUEN CE
MANAGER
(RSM)
CLOCK
FILTE R
SAFE
OSC
CLOCK SECUR ITY SYSTE M
(CSS)
MAIN CLOCK
CONTROLLER
(MCC)
MCO
fCPU
OSC2
相关PDF资料
PDF描述
ST72C254G1M6 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO28
ST72C254G2M3 8-BIT, FLASH, 6 MHz, MICROCONTROLLER, PDSO28
ST72C254G2M7 8-BIT, FLASH, 6 MHz, MICROCONTROLLER, PDSO28
ST72C254G2M1 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO28
ST72C254G1B1 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDIP32
相关代理商/技术参数
参数描述
ST72C254G1M6 功能描述:8位微控制器 -MCU Flash 4K SPI/I2C RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72C254G2B1 制造商:STMicroelectronics 功能描述:8-BIT MICROCONTROLLER - Bulk
ST72C254G2B6 功能描述:8位微控制器 -MCU Flash 8K SPI/I2C RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72C254G2B6 制造商:STMicroelectronics 功能描述:8BIT MCU FLASH 8K 72C254 DIP32
ST72C254G2M3 功能描述:8位微控制器 -MCU ST72104G ST72215G ST72254G 8B MCU RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT