Pin Description

Pin Name

I/O

Internal

Connection

Description

A0~A9

I

TRANSMISSION

GATE

Input pins for address A0~A9 setting

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

AD8~AD11

I

TRANSMISSION

GATE

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

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

D8~D11

I

CMOS IN

Pull-high

Input pins for data (D8~D11) setting and transmission enable (active low)

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

DOUT

O

CMOS OUT

Encoder data serial transmission output

LED

O

NMOS OUT

Transmission enable indicator, active low

TE

I

CMOS IN

Pull-high

Transmission enable, active low (see Note)

OSC1

I

OSCILLATOR

Oscillator input pin

OSC2

O

OSCILLATOR

Oscillator output pin

VSS

¾¾

Negative power supply, ground

VDD

¾¾

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

Absolute Maximum Ratings

Storage Temperature ............................

-50°Cto125°C

Operating Temperature...........................

-20°Cto75°C

Note: These are stress ratings only. Stresses exceeding the range specified under

²Absolute Maximum Ratings² may

cause substantial damage to the device. Functional operation of this device at other conditions beyond those

listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-

ity.

HT6010/HT6012/HT6014

Rev. 1.20

4

September 9, 2003

T R A N S M I S S I O N

G A T E

C M O S I N

P u l l - h i g h

C M O S O U T

N M O S O U T

O S C I L L A T O R

O S C 1

O S C 2

E N