參數(shù)資料
型號(hào): ST72651R6
英文描述: SODIMM MEMORY MODULE, 64MB, INDUSTRIAL TEMP
中文描述: ST7的-低功耗。全速USB 8位32K快閃微控制器。 5K內(nèi)存。閃存卡的I /樓計(jì)時(shí)器。脈寬調(diào)制。 ADC的。的I2C
文件頁數(shù): 100/166頁
文件大?。?/td> 2089K
代理商: ST72651R6
ST7265x
39/166
POWER SUPPLY MANAGEMENT (Cont’d)
6.4.4 Power Management Application Example
In the example shown in Figure 28, the VDD supply
is provided by a step up. In this case the step up
must be capable of tolerating voltages up to 5.5V
on its Vout pin.
Figure 28. Dual Power Supply Application Example (low current Storage Media)
MPEG
DAC
Decoder
Step Up
1.2V
I2S
VCC
USB
DP
DM
KEYBOARD
USBVDD
DTC
I2C
MP3
1.5Mbit/s Max
USB port
2M - 128MByte
FLASH
VDDF
STORAGE
VPP
GND
USB
10
F
Cbus=40pF max
2
4
LCD DISPLAY
LIGHT
Audio
AMP
TDA7474
STA013
4.7
F
50
H
VDD
USBVDD
POWER
USB
MANAGEMENT
5V
DP
DM
GND
100nF
Vdd in Stand-Alone mode
Regulator output (2.8 - 3.5V) in USB mode
12V for
STORAGE Switch
USBVDD Switch
DEC Switch
LED
level translator
Flash prog.
REGULATOR
I/O
LOGIC
I2C
=4.0-5.5V
MEDIA
THRESH
USBEN
4.7F
1
相關(guān)PDF資料
PDF描述
ST72651R6T1 ST7 - LOW-POWER. FULL-SPEED USB 8-BIT MCU WITH 32K FLASH. 5K RAM. FLASH CARD I/F. TIMER. PWM. ADC. I2C
ST72652R4T1 ST7 - LOW-POWER. FULL-SPEED USB 8-BIT MCU WITH 32K FLASH. 5K RAM. FLASH CARD I/F. TIMER. PWM. ADC. I2C
ST7271J1B1 8-BIT MICROCONTROLLER
ST7271N1B1 8-BIT MICROCONTROLLER
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