Datasheet > ILA1068

ILA1068

更新时间： 2022-11-27 00:27:27

品牌	Logo	应用领域
其他 - ETC		电话
页数	文件大小	规格书
11页	352K
描述
Versatile Telephone Transmission Circuit with Dialler Interface

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ILA1068 数据手册

TECHNICAL DATA

ILA1068

Versatile Telephone Transmission Circuit

with Dialler Interface

The ILA1068 is a bipolar integrated circuit performing all speech and

line interface functions required in fully electronic telephone sets. It

performs electronic switching between dialling and speech.

Voltage regulator with adjustable static resistance

Provides supply for external circuitry

Symmetrical high-impedance inputs (64 KW) for dynamic,

magnetic or piezoelectric microphones

Asymmetrical high-impedance input (32 KW) for electret

microphone

Dual-Tone Multi-Frequency (DTMF) signal input with

confidence tone

ORDERING INFORMATION

ILA1068N

Plastic DIP

T_A= -25° to 75° C

Mute input for pulse or DTMF dialling

for package

Power down input for pulse dial or register recall

Receiving amplifier for magnetic, dynamic or piezoelectric

earpieces

Large gain setting range on microphone and earpiece amplifiers

Line current-dependent line loss compensation facility for

microphone and earpiece amplifiers

Gain control adaptable to exchange supply

DC line voltage adjustment facility

BLOCK DIAGRAM

12 3 4 5 6 7...11

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