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LC898217XC - Auto Focus (AF) Controller/Driver

Description

LC898217XC I INPUT O OUTPUT B BIDIRECTION P  2-wire serial interface SCL I SDA B  Hall interface BIASO OPINP OPINM O I I  Driver interface OUT1 OUT2 O O TYPE Power supply, GND NC NOT CONNECT 2-wire serial interface clock pin 2-wire serial interface data pin D/A output (to Hall eleme

Features

  •  Built-in equalizer circuit using digital operation - AF control equalize circuit - Any coefficient can be specified by 2-wire serial I/F (TWIF)  2-wire serial interface (The communication protocol is compatible with I2C. )  Built-in A/D converter - 11-bit - Input 1 channel  Built-in D/A converter - 8-bit - Output 2-channel (Hall offset, Constant current bias)  Built-in VGA - Hall Amp - 1 channel  Built-in EEPROM - 128byte (16byte/page)  Built-in OSC - 24MHz.
  • Built-in Constant Current.

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Datasheet Details

Part number LC898217XC
Manufacturer onsemi
File Size 165.94 KB
Description Auto Focus (AF) Controller/Driver
Datasheet download datasheet LC898217XC Datasheet

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Full PDF Text Transcription

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LC898217XC Auto Focus (AF) Controller & Driver 1. Overview LC898217XC is an AF control LSI. It consists of 1 system of feedback circuit for AF control. Built-in equalizer circuit using digital operation. Built-in A/D converter, D/A converter, Constant Crrent Driver. This is suitable for small & thinner camera module. 2. Features  Built-in equalizer circuit using digital operation - AF control equalize circuit - Any coefficient can be specified by 2-wire serial I/F (TWIF)  2-wire serial interface (The communication protocol is compatible with I2C.
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