LC898229XI AF Control LSI Overview This LSI is Closed−Auto Focus control LSI equipped with hall sensor.
It consists of 1 system of feedback circuit and constant current driver.
It has also a built−in EEPROM and temperature sensor.
Features • Built−in Equalizer Circuit Using Digital Operation ♦ AF Control Equalizer 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 • Built−in D/A Converter ♦ Hall Offset ♦ Constant Current Bias • Built−in Hall Sensor ♦ Si Hall Sensor • Built−in EEPROM ♦ 64byte (16byte/page) • Built−in OSC • Built−in Constant Current Driver ♦ 110 mA • Packa...

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