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LS1691BM - FM/AM RADIO CIRCUIT

General Description

The LS1691BM is a one-chip FM/AM radio IC designed for radio -cassette tape recorders and headphone tape recorders.

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Datasheet Details

Part number LS1691BM
Manufacturer LIGHTNING Semiconductor
File Size 263.24 KB
Description FM/AM RADIO CIRCUIT
Datasheet download datasheet LS1691BM 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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LIGHTNING Semiconductor Devices LS1691BM FM/AM RADIO CIRCUIT DESCRIPTION The LS1691BM is a one-chip FM/AM radio IC designed for radio -cassette tape recorders and headphone tape recorders. Outline Drawing FEATURE l Small number of peripheral components l Low current consumption (Vcc=3V) FM: ID=5.3mA (Typ.) AM: ID=3.4mA(Typ.) l Built-in FM/AM select switch l Large output of AF amplifier LS1691BM FUNCTIONS FM section l RF amplifier; Mixer and OSC (in corporating AFC variable capacitor); l IF amplifier, l Quadrature detection; l Tuning LED driver.