参数资料
型号: ST72F324LJ2T5
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP44
封装: 10 X 10 MM, TQFP-44
文件页数: 71/154页
文件大小: 3519K
代理商: ST72F324LJ2T5
ST72324Lxx
23/154
6 SUPPLY, RESET AND CLOCK MANAGEMENT
The device includes a range of utility features for
securing the application in critical situations (for
example in case of a power brown-out), and re-
ducing the number of external components. An
overview is shown in Figure 11.
For more details, refer to dedicated parametric
section.
Main features
Optional PLL for multiplying the frequency by 2
(not to be used with internal RC oscillator)
Reset Sequence Manager (RSM)
Multi-Oscillator Clock Management (MO)
– 5 Crystal/Ceramic resonator oscillators
– 1 Internal RC oscillator
6.1 PHASE LOCKED LOOP
If the clock frequency input to the PLL is in the
range 2 to 4 MHz, the PLL can be used to multiply
the frequency by two to obtain an fOSC2 of 4 to 8
MHz. The PLL is enabled by option byte. If the PLL
is disabled, then fOSC2 = fOSC/2.
Caution: The PLL is not recommended for appli-
cations where timing accuracy is required. See
Caution: The PLL must not be used with the inter-
nal RC oscillator.
Figure 11. Clock, Reset and Supply Block Diagram
MULTI-
OSCILLATOR
(MO)
OSC1
RESET
RESET SEQUENCE
MANAGER
(RSM)
OSC2
MAIN CLOCK
CONTROLLER
WATCHDOG
TIMER (WDG)
WITH REALTIME
CLOCK (MCC/RTC)
fOSC
fCPU
0
1
PLL OPTION BIT
PLL x 2
fOSC2
/ 2
PLL Block
1
相关PDF资料
PDF描述
ST72324BLJ4B5/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
ST72324BLJ4B6/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
ST72324BLJ4T1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
ST72324BLJ4T5/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
ST72324BLJ4T6/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
相关代理商/技术参数
参数描述
ST72F324LJ2T5E 制造商:STMicroelectronics 功能描述:3 VOLT LEADFREE - Trays
ST72F324LJ2T5TR 功能描述:8位微控制器 -MCU 3V Range 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
ST72F324LJ2T6 功能描述:8位微控制器 -MCU ST72F324L ST72324BL 3V RANGE 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
ST72F324LJ4T6 功能描述:8位微控制器 -MCU ST72F324L ST72324BL 3V RANGE 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
ST72F324LJ4T6TR 功能描述:8位微控制器 -MCU 3V Range 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