NEC uPD78F4225Y Manual page 14

Table 4-1. I/O Circuit Type of Respective Pins and Recommended Connections of Unused Pins (2/2)
Pin Name
RESET
XT1
XT2
AV
REF1
AV
DD
AV
SS
TEST/V
PP
Remark Because the circuit type numbers are standardized among the 78K series products, they are not
sequential in some models (i.e., some circuits are not provided).
14
I/O Circuit Type I/O
2 Input
16 Connected to V
— Open
— Connected to V
Connected to V
Directly connected to V
Recommended Connections of Unused Pins
—
SS0
DD0
SS0
SS0
µ PD78F4225Y