ST72651AR6 STMicroelectronics, ST72651AR6 Datasheet - Page 15

• Manufacturer Part Number: ST72651AR6
• Description: LOW-POWER, FULL-SPEED USB 8-BIT MCU WITH 32K FLASH, 5K RAM, FLASH CARD I/F, TIMER, PWM, ADC, I2C, SPI
• Manufacturer: STMicroelectronics

Specifications of ST72651AR6

• Dual Supply Management: analog voltage detector on the USB power line to enable smart power switching from USB power to battery (on E suffix devices).
• Programmable Internal Voltage Regulator For Memory Cards (2.8v To 3.5v) Supplying: Flash Card I/O lines (voltage shifting)
• 5 Usb Endpoints: 1 control endpoint
• Dtc (data Transfer Coprocessor): Universal Serial/Parallel communications interface, with software plug-ins for current and future protocol standards

Figure 9. Sony Memory Stick Writer Ap3plication Example
(1) This line shows if the ST72F65 pin is controlled by the
ST7 core or by the DTC.
(2) As this is a single power supply application, the US-
BEN function in not needed. Thus PF4/USBEN pin can be
USB Port
ST72F65 pin
ST7 / DTC
GND
5V
DP
DM
100nF
USBV
=4.0-5.5V
(1)
1.5KΩ
MultiMedia Card Pin
DD
4.7μF
USB
VCC
USB
GND
DP
DM
USBVDD
100nF
PC0
CD CLK BS DAT
MEMORY STICK
PC3 PC1
USB
SONY
DTC
V
PC2
DD
Doc ID 7215 Rev 4
level translator
REGULATOR
CMD
MANAGEMENT
used as a normal I/O by configuring it as such by the op-
tion byte.
DTC
PE5
4.7µF
POWER
V
DD
V
DDF
100nF
2)
DAT
DTC
PE6
LOGIC
I/O
FLASH
ST72651AR6
VPP
CLK
DTC
PE7
12V for
Flash prog.
(connect to
GND if
not used)
LED1
LED2
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