UPD78F9136GS datasheet(14/46 Pages) RENESAS

14 / 46 page

Preliminary Product Information

PD78F9136

4.3

Pin Input/Output Circuits and Handling of Unused Pins

Table 4-1 lists the types of input/output circuits for each pin and explains how unused pins are handled.

Figure 4-1 shows the configuration of each type of input/output circuit.

Table 4-1. Type of Input/Output Circuit for Each Pin and Handling of Unused Pins

Pin name

I/O circuit type

I/O

Recommended connection of unused pins

P00-P03

5-A

I/O

Connect these pins to the VDD or VSS pin through a separate resistor.

P10, P11

P20/SCK20/ASCK20

8-A

P21/SO20/TXD20

P22/SI20/RXD20

P23/INTP0/CPT20/SS20

Connect these pins to the VSS pin through a separate resistor.

P24/INTP1/TO80/TO20

P25/INTP2/TI80

P50-P53

13-V

Connect these pins to the VDD pin through a separate resistor.

P60/ANI0-P63/ANI3

9-C

Input

Connect these pins to the VDD or VSS pin through a separate resistor.

AVDD

Connect this pin to the VDD pin through a resistor.

AVSS

Connect this pin to the VSS pin through a resistor.

RESET

Input

VPP

Connect this pin directly to the VSS pin.

UPD78F9136GS Datasheet(PDF) 14 Page - Renesas Technology Corp