SP8024

® Advanced SP8024/8025/8026 200V/µs Integrated APC Amplifier with Gain Adjust & Differential Output FEATURES ■ Slew Rate of 200V/µs ■ Fast Settling Time - 10ns ■ Gain Switch ■ 2V Output Swing ■ Low Offset Voltage: < 10mV ■ Low Offset Drift: < 20µV/°C ■ 12dB External Gain Adjust Range VCC GAIN RCOM GND 1 2 3 4 SP8024/25/26 8 Pin COB 8 7 6 5 VOUT + VOUT RGAIN2 RGAIN1 DESCRIPTION The SP8024, SP8025, and SP8026 are high-speed, differential output APC amplifiers that integrate the photodiode and adjustable gain block on one chip. This allows the user to control the laser power of the system in high-speed DVDRW, DVDRAM and CDRW systems. The wide 2V output swing also allows better system performance. FUNCTIONAL DIAGRAM GAIN VCC GND 31 TIA 2463 Buffer VOUT+ 1VP-P 50pF 1k 850 Rf1 Rf2 850 31 (Flexible Flat Cable) VOUTBuffer 2463 1VP-P 50pF 1k RGCOM RG1 RGAIN1 RG2 RGAIN2 Rev. 6/02/03 SP8024, 25, 26 200V/µs Integrated APC Amplifier © Copyright 2003 Sipex Corporation 1 ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. TJ(MAX) ........................................................................................ 120°C VS(MAX) ..............................................................................