Pad No.

Pad Name

I/O

Description

20

TEST2

O

For IC test only

21

TEST4

I

For IC test only

(1) OPT1:

Bond pad 5

→

Main Tone 1

Bond pad 6

→

Main Tone 2

(2) OPT2:

Bond pad 10

→

Auto Mode

Bond Pad 11

→

Normal Mode

Absolute Maximum Ratings*

Supply Voltage ................................. –0.3V to 5V

Storage Temperature................. –50

Operating Temperature................... 0

*Note: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent

damageto the device. These are stress ratings only. Functional operation of this device at

these or any other conditions above those indicated in the operational sections of this

specification is not implied and exposure to absolute maximum rating conditions for extended

periods may affect device reliability.

Electrical Characteristics

(Ta=25

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Conditions

Operating Voltage

—

—

2.4

3

3.3

V

Standby Current

3V

—

—

1

5

Operating Current

3V

No load

—

—

150

OUT Source Current

3V

–2

—

—

mA

OUT Sink Current

3V

0.7

—

—

mA

LED1 Sink Current

3V

–8

—

—

mA

LED2 Sink Current

3V

–8

—

—

mA

“H” Input Voltage

3V

—

2.4

—

—

V

“L” Input Voltage

3V

—

—

—

0.6

V

Oscillator Frequency

—

Ω

—256

—

kHz

HT2830

4

9th July ’97