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ADVANCED
SP8057
High Speed 11-channel Photo Detector IC
FEATURES
• • • • • • Dual wavelength 650 and 780nm Data channel bandwidth 150 MHz Selectable gain settings Group delay error 1ns up to 86MHz 250V/µs Slew rate Small 16-pin OPLGA package
Vs GND GK HL EI FJ SW1 SW2
1 2 3 4 5 6 7 8 SP8057
16-Pin OPLGA
16 15 14 13 12 11 10 9
VCC WRF D C B A RF+ RF-
APPLICATION
• • • DVD-RAM with CD-RW capability DVD+/-RW with CD-RW capability Writable data storage optical devices
GENERAL DESCRIPTION The SP8057 is an eleven-channel photo detector IC (PDIC) specially designed for high speed DVD-RAM and DVD+/-RW applications and can operate at wavelengths of 650 and 780 nm. The device contains three photo diode (sensor) arrays, with each having four sensors (A – D, E – H, and I – L respectively).