参数资料
型号: ST72652C4T1/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PQFP48
封装: 7 X 7 MM, ROHS COMPLIANT, TQFP-48
文件页数: 90/161页
文件大小: 2656K
代理商: ST72652C4T1/XXX
ST72651AR6
34/161
Doc ID 7215 Rev 4
POWER SUPPLY MANAGEMENT (Cont’d)
Figure 24. Power Supply Management: Dual Power Supply
USB MODE
STAND-ALONE
RESET
S/W
STAND-ALONE
USBVDD
VDD pin
PLL
48 MHz
CLOCK
CRYSTAL (12MHz)
PLL
CRYSTAL (12MHz)
S/W Reset
PLG INTERRUPT
ON
SUPPLY
USBVIT+
REQUEST
USBVIT-
STATUS
PROCESSING
12
1. Interrupt processing
2. Finish current processing
PROCESS.
STAND-ALONE
1 2
S/W Reset
PROCESSING
STAND-ALONE MODE
USBEN
HI-Z
voltage
SUPPLY
VOLTAGES
SOURCE
PLL OFF
PLL ON
PLL OFF
STABLE 48 MHz
UNDE
SIGNAL
ON/OFF
FINED3
NO CLOCK
3. PLL start-up time (automatically controlled by hardware following a software reset)
USB MODE
NO CLOCK
VPLLmin48
RESET
VIT+(LVD)
VIT-(LVD)
RST
4
4. PLL running with frequency in the range of 48 to 24 MHz (see section 13.3.3 on page 127)
1
相关PDF资料
PDF描述
ST7267R8T1L/XXX 16-BIT, MROM, 30 MHz, RISC MICROCONTROLLER, PQFP64
ST7267C8T1/XXX 16-BIT, MROM, 30 MHz, RISC MICROCONTROLLER, PQFP48
ST72774S9T1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP44
ST72E734J6D0 8-BIT, UVPROM, 8 MHz, MICROCONTROLLER, CDIP42
ST72T774S9T1 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP44
相关代理商/技术参数
参数描述
ST7265X-EVAL/MS 制造商:STMicroelectronics 功能描述:ST6 EVAL BD - Bulk
ST7265X-EVAL/PFD 制造商:STMicroelectronics 功能描述:USB FLASH EVAL - Bulk
ST7266 制造商:6940 功能描述:ST7266
ST7267C8T1L 制造商:STMicroelectronics 功能描述:
ST72681/R12 制造商:STMicroelectronics 功能描述:CONTROLLER FOR HIGH-PERFORMANCE BUS-POWERED USB 2.0 FLASH DR - Trays