AT83C5136 Atmel Corporation, AT83C5136 Datasheet - Page 12

• Manufacturer Part Number: AT83C5136
• Manufacturer: Atmel Corporation

Specifications of AT83C5136

• Max. Operating Frequency: 32 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 512
• Operating Voltage (vcc): 2.7 to 3.6
• Timers: 4
• Mask Rom (kbytes): 32
• Watchdog: Yes

5.2
12
PCB Recommandations
AT83C5134/35/36
Figure 5-2.
Note:
Figure 5-3.
No sharp angle in above drawing.
USB Pads
USB PLL
VRef
D+
D-
close to the
microcontroller
Components must be
Components must be
close to the
microcontroller
If possible, isolate D+ and D- signals from other signals
with ground wires
Isolate filter components
with a ground wire
AVss
Wires must be routed in Parallel and
must be as short as possible
PLLF
USB Connector
7683C–USB–11/07