UPD75P216ACW NEC, UPD75P216ACW Datasheet - Page 7

• Manufacturer Part Number: UPD75P216ACW
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

output
disable
Push-pull output which can be set to high-impedance
output (off for both P-ch and N-ch)
I/O circuit consisting of Type D push-pull output and
Type A input buffer.
data
output
disable
TYPE A
TYPE B
TYPE D
TYPE E
data
Schmitt-triggered input with hysteresis
IN
IN
CMOS level input buffer
Type D
V
Type A
DD
P-ch
N-ch
V
DD
P-ch
N-ch
Fig. 1-1 Pin Input/Output Circuit
IN/OUT
OUT
P-ch output
disable
output
disable
I/O circuit which can switch push-pull output or N-ch
open-drain output (off for P-ch)
data
I/O circuit consisting of Type D push-pull output and
Type B Schmitt-triggered input
data
data
TYPE F
TYPE G
TYPE I-D
TYPE I-E
data
V
V
DD
DD
P-ch
N-ch
P-ch
N-ch
Type B
Type B
Type D
V
V
DD
DD
P-ch
P-ch
Pull-down resistor
V
DD
P-ch
N-ch
PD75P216A
IN/OUT
IN/OUT
OUT
V
OUT
LOAD
7