NEC switch User Manual
Page 34
CHAPTER 2 PIN FUNCTIONS
User’s Manual U12978EJ3V0UD
34
Figure 2-1. Pin I/O Circuits
Type 2
Type 5-R
Type 8-F
Type 24-A
Type 8-C
IN
Schmitt-triggered input with hysteresis characteristics
Pull-up
enable
P-ch
cut
Output
data
Output
disable
V
DD0
V
DD0
P-ch
N-ch
IN/OUT
P-ch
Input
enable
V
SS0
V
DD0
P-ch
IN/OUT
P-ch
V
DD0
Pull-up
enable
Output
disable
Output
data
N-ch
V
SS0
Pull-up
enable
P-ch
cut
Output
data
Output
disable
V
DD0
V
DD0
P-ch
N-ch
IN/OUT
P-ch
V
SS0
V
SS0
TXDXP
RXDX
TXDXN
V
REG
P-ch
N-ch
IN/OUT