UPD75218 NEC, UPD75218 Datasheet - Page 9

• Manufacturer Part Number: UPD75218
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

3.3
Push-pull output which can be set to high-impedance output
(off for both P-ch and N-ch)
Input/output circuit consisting of type D push-pull output
and type A input buffer
PIN INPUT/OUTPUT CIRCUIT LIST
Schmitt trigger input having hysteresis characteristics
Output
disable
Type D
Type A
Type B
Type E
Output
disable
Data
Data
IN
IN
CMOS-specified input buffer
Type D
V
DD
P-ch
N-ch
Type A
V
DD
P-ch
N-ch
IN/OUT
OUT
Input/output circuit capable of switching between push-pull
output and N-ch open-drain output (with P-ch off).
Input/output circuit consisting of type D push-pull output
and type B schmitt trigger input
Output
disable
P-ch output
disable
Data
Output
disable
Data
Data
Type G
Type F
Type V
Type I
Data
V
DD
P-ch
N-ch
Type D
Type B
Type B
Type D
Type A
V
DD
P-ch
Pull-down resistor
(Mask option)
V
DD
(Mask option)
P-ch
N-ch
IN/OUT
IN/OUT
Pull-down
resistor
OUT
IN/OUT
V
V
PD75218
LOAD
PRE
9