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AK2358A - Base Band LSI

General Description

The AK2358A, a base-band LSI for cordless telephone, has built-in voice filters, a 2400bps MSK MODEM for data communication, a frame detection circuit, a COMPANDOR for noise reduction, and scrambler circuits.

The CMOS process provides low power operation.

Key Features

  • 1.
  • 1 Built-in voice filter for cordless telephone, MSK MODEM (2400bps),.

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Datasheet Details

Part number AK2358A
Manufacturer Asahi Kasei Microsystems
File Size 500.74 KB
Description Base Band LSI
Datasheet download datasheet AK2358A Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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ASAHI KASEI [AK2358AI i Features 1 •1 Built-in voice filter for cordless telephone, MSK MODEM (2400bps), COMPANDOR, and scrambler circuit •1 Low / wide operation voltage range (1.9 V to 5. 5V) •1 Built-in COMPANDOR output transient response circuit and time constant circuit •1 No external component is needed for COMPANDOR •1 Built-in buffer amplifier for ceramic receiver driving. •1 Built-in electronic volume for u icrophone sensitivity and modulator/demodulator sensitivity u Receiving level switchable in 8 steps (-12 to +9dB) •1 Built-in muting function for voice transmitting and receiving •1 External adjustment for the limiter level- u Built-in amplifier for transmission and reception gain adjustment •1 Low power CMOS and power-down function u Built-in 3.