LC898217XC Datasheet PDF - ON Semiconductor

●LC898217XC is the 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 Current Driver. LC898217XC contains an internal EEPROM. It easily accomplishes Hall calibration and power-on sequence. Also LC898217XC has fast settling function for quickly moving focus lens. This is suitable for small & thinner camera module.

●Features |   | Benefits

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● Built-in equalizer circuit using digital operation

●\- AF control equalize circuit

●\- Any coefficient can be specified by 2-wire serial I/F (TWIF)

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● Auto focus performance is good at focusing time and suitable for any types of actuators

● 2-wire serial interface

●(The communication protocol is compatible with I2C)

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● Auto sequence for moving initial location after power-on

● Built-in Constant Current Driver

●\- 1-channel

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● Auto Hall calibration

● Built-in A/D converter

●\- Input 1-channel

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● Suitable for small & thinner camera module

● Built-in D/A converter

●\- Output 2-channel (Hall offset, Constant current bias)

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● Minimal external component

● Built-in VGA

●\- Hall Amp

●\- 1-channel

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● Current driver makes a camera module less noise

● Built-in EEPROM : 128 byte (16 byte/page)

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● Built-in OSC

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● Supply Voltage : VDD (2.6 V to 3.3 V)

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