HT6012(1999) 查看數據表（PDF） - Holtek Semiconductor

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HT6012
(Rev.:1999)

3¹² Series of Encoders

Holtek Semiconductor 

312 Series of Encoders

Pin Description

Pin Name

A0~A9

AD8~AD11

D8~D11

DOUT

LED

TE

OSC1

OSC2

VSS

VDD

I/O

Internal

Connection

Description

I

TRANSMISSION Input pins for address A0~A9 setting

GATE

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

I

TRANSMISSION Input pins for address/data (AD8~AD11) setting

GATE

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

I

CMOS IN

Pull-high

Input pins for data (D8~D11) setting and transmission en-

able (active low)

They can be externally set to VSS or left open (see Note).

O CMOS OUT Encoder data serial transmission output

O NMOS OUT Transmission enable indicator, active low

I

CMOS IN

Pull-high

Transmission enable, active low (see Note)

I OSCILLATOR Oscillator input pin

O OSCILLATOR Oscillator output pin

¾

¾

Negative power supply, ground

¾

¾

Positive power supply

Note: D8~D11 are data input and transmission enable pins of the HT6012/HT6014.

TE is the transmission enable pin of the HT6010.

Approximate internal connections

T R A N S M IS S IO N

G ATE

C M O S IN

P u ll- h ig h

CM OS OUT

NM OS OUT

O S C IL L A T O R

EN

O SC1

O SC2

4

December 13, 1999

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