UPD75048CW 查看數據表（PDF） - NEC => Renesas Technology

零件编号

产品描述 (功能)

生产厂家

UPD75048CW

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75048

3.3 PIN INPUT/OUTPUT CIRCUITS

The following shows a simplified input/output circuit diagram for each pin of the µPD75048.

TYPE A (for TYPE E–B)

TYPE D (for TYPE E–B, F-A)

VDD

P–ch

IN

N–ch

data

output

disable

VDD

P–ch

OUT

N–ch

Input buffer of CMOS standard

TYPE B

IN

Schmitt trigger input with hysteresis

characteristics

Push–pull output that can be set in the output

high–impedance state (both P–ch and N–ch are off)

TYPE E–B

data

output

disable

P.U.R.

enable

Type D

VDD

P.U.R.

P–ch

IN/OUT

Type A

P.U.R. : Pull–Up Resistor

13

Share Link: