9

4173ES–USB–09/07
AT89C5132

Table 14. Pow er Signal Description

Signal
Name Type Description Alternate
Function
VDD PWR Digital Supply Voltage
Connect these pins to +3V supply voltage. -
VSS GND Circuit Ground
Connect these pins to ground. -
AVDD PWR Analog Supply Voltage
Connect this pin to +3V supply voltage. -
AVSS GND Analog Ground
Connect this pin to ground. -
PVDD PWR PLL Supply voltage
Connect this pin to +3V supply voltage. -
PVSS GND PLL Circuit Ground
Connect this pin to ground. -
UVDD PWR USB Supply Voltage
Connect this pin to +3V supply voltage. -
UVSS GND USB Ground
Connect this pin to ground. -