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ATR1874 Datasheet 10-channel High-speed Photo Detector

Manufacturer: Atmel (now Microchip Technology)

General Description

The ATR1874 is a Photo Detector Integrated Circuit (PDIC) for operation in high-speed DVD applications like DVD-RAM and DVD+/-RW at a wavelength of 650 nm and CD-RW at a wavelength of 780 nm.

It includes 10 channels with 4 different gain steps.

The four channels A, B, C, and D are high-speed channels whereas the channels E1G1, E2G2, F1H1, F2H2 are high-gain channels at average speed for tracking control, sector information etc.

Key Features

  • 650 nm and 780 nm Wavelengths Supported 150 MHz Data Channel Bandwidth Fast Settling Time 4 Configurable Gain Steps 12 Photo Diodes Low Offset Voltage Power-down Mode Pb-free Optical 16-pin Package.

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