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AD9664 Datasheet 4-Channel LVDS Dual-Output Laser Diode Driver

Manufacturer: Analog Devices

General Description

The AD9664 is a laser diode driver for high performance CD-RW and DVD recordable drives.

It includes four channels for four different optical power levels: the Read Channel generates a continuous output power level, whereas Channel 1, Channel 2, and Channel 3 can be used as write channels that can be controlled with an LVDS or TTL interface.

The OSCEN pin is controlled by a TTL signal.

Overview

4-Channel LVDS Dual-Output Laser Diode Driver with Oscillator AD9664 www.DataSheet4U.

Key Features

  • Dual-current controlled output current sources with 4 input channels TTL selectable output Stable on-chip oscillators with independent frequency and amplitude control TTL or LVDS selectable write channel enables Independent TTL oscillator enable 150 mA minimum output current for Read Channel 325 mA minimum output current for Write Channel 1 250 mA minimum output current for Write Channel 2 150 mA minimum output current for Write Channel 3 Rise time/fall time of ≤0.8 ns Low output overshoot Low p.