H31002P 查看數據表（PDF） - Hi-Sincerity Microelectronics

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H31002P

BIPOLAR TONE RINGER ICS

Hi-Sincerity Microelectronics 

HI-SINCERITY

MICROELECTRONICS CORP.

Spec. No. : Preliminary Data

Issued Date : 1998.08.01

Revised Date : 1999.06.01

Page No. : 1/4

H31002P

BIPOLAR TONE RINGER ICS

Description

The H31002P is a bipolar integrated circuit. It is designed for

telephone bell replacement.

Features

• Current consumption is small.

• Package is compact. (DIP-8 pin)

• Oscillation frequency is variable.

• Built-in threshold circuits prevent false triggering due to power noise as well as 'chirps' due to

rotary dial.

• Few external components.

Applications

• Telecom Tone Ringer Set

Absolute Maximum Rating (Ta = 25°C)

Characteristics

Supply Voltage

Power Dissipation

Operating Temperature

Storage Temperature

Symbol

VCC

PD

Topr

Tstg

Rating

Unit

30

V

500

mW

-40°C to +85°C

°C

-55°C to+150°C

°C

Block Diagram

R1

3

Low

C1

OSC

4

R2

C2

7 High

OSC

6

AMP

8

1

Power Supply

5

(With hysteresis)

2

HSMC Product Specification

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