UPD78F9177 Datasheet, PDF (14/56 Pages) NEC – 8-BIT SINGLE-CHIP MICROCONTROLLER

µPD78F9177, 78F9177Y
Type 2
Figure 3-1. Pin Input/Output Circuits
Type 9-C
IN
Schmitt-triggered input with hysteresis characteristics
P-ch
IN
N-ch
Comparator
AVSS
VREF
(Threshold voltage)
Input
enable
Type 5-H
Pull-up
enable
Data
Output
disable
Input
enable
Type 8-C
Pull-up
enable
Data
Output
disable
VDD0
Type 13-T
P-ch
VDD0
P-ch
N-ch
VSS0
IN/OUT
Output data
Output disable
N-ch
IN/OUT
VSS0
Input enable
Input buffer with intermediate withstand voltage
VDD0
Type 13-X
P-ch
VDD0
P-ch
N-ch
VSS0
IN/OUT
Output data
Output disable
N-ch
VSS0
IN/OUT
Input buffer with 5-V
withstand voltage
Comparator
14
Data Sheet U14022EJ1V0DS00