3 pin i/o circuits – NEC uPD75P3116 User Manual

Page 11

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µ

PD75P3116

11

Data Sheet U11369EJ3V0DS

3.3 Pin I/O Circuits

The I/O circuits for the

µPD75P3116’s pins are shown in abbreviated form below.

IN

V

DD

P-ch

N-ch

V

DD

P-ch

N-ch

OUT

Data

Output

disable

IN

V

DD

P-ch

IN/OUT

P.U.R.

enable

Data

P.U.R.

Type D

Output

disable

P.U.R. : Pull-Up Resistor

Type A

V

DD

P-ch

P.U.R.
enable

P.U.R.

P.U.R. : Pull-Up Resistor

IN

V

DD

P-ch

IN/OUT

P.U.R.

enable

Data

P.U.R.

Type D

Output

disable

P.U.R. : Pull-Up Resistor

Type B

CMOS standard input buffer

Push-pull output that can be set to high impedance output
(with both P-ch and N-ch OFF).

Schmitt-triggered input with hysteresis characteristics.

(Continued)

Type A

Type D

Type E-B

Type B

Type B-C

Type F-A

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