UPD75P3116 NEC, UPD75P3116 Datasheet - Page 10

• Manufacturer Part Number: UPD75P3116
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

10
3.3 Equivalent Circuits for Pins
The equivalent circuits for the PD75P3116’s pins are shown in abbreviated form below.
TYPE A
TYPE B
TYPE B-C
Schmitt trigger input with hysteresis characteristics.
IN
IN
IN
P-ch
CMOS standard input buffer
P.U.R. : Pull-Up Resistor
V
DD
P.U.R.
V
DD
P-ch
N-ch
P.U.R.
enable
TYPE D
TYPE E-B
TYPE F-A
Push-pull output that can be set to high impedance output
(with both P-ch and N-ch OFF).
disable
Output
disable
Output
disable
Output
Data
Data
Data
P.U.R. : Pull-Up Resistor
P.U.R. : Pull-Up Resistor
P.U.R.
enable
enable
P.U.R.
Type D
Type D
Type A
Type B
V
DD
P-ch
N-ch
V
V
DD
DD
P-ch
P-ch
IN/OUT
PD75P3116
IN/OUT
P.U.R.
P.U.R.
(Continued)
OUT