HT6247 Ver la hoja de datos (PDF) - Holtek Semiconductor

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HT6247

318 Series of Decoders

Holtek Semiconductor 

Block Diagram

318 Series of Decoders

Note: The address/data pins are available in various combinations

(refer to the address/data table).

Pin Description

Pin Name I/O

Internal

Connection

Description

A0~A17

I

TRANSMISSION Input pins for address A0~A17 setting

GATE

They can be externally set to VDD, VSS, or left open.

D10~D17 O

CMOS OUT Output data pins

DIN

I

CMOS IN

Serial data input pin

VT

O

CMOS OUT Valid transmission, active high

OSC1

I OSCILLATOR Oscillator input pin

OSC2

O OSCILLATOR Oscillator output pin

VSS

I

—

Negative power supply (GND)

VDD

I

—

Positive power supply

3

2nd Oct ’97

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