ADVANCED
SP8127
High Speed Differential APC Amplifier
FEATURES
• • • • • • • • Dual wavelength 650 and 780nm 100 MHz Bandwidth 300 V/µs Slew Rate 5 ns Setting Time 10 mV Differential Output Offset
Voltage 25 mV/oC Output Offset
Voltage Drift -6/+6 dB External Gain Adjust Small 8-pin OPLGA package
Vcc Gain Rc GND
1 2 3 4 SP8127 8-Pin OPLGA
8 7 6 5
Vout (+) Vout (–) Rg2 Rg1
APPLICATION
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CD-R, and CD-RW DVD+/-R, DVD+/-RW, and DVD-RAM
GENERAL DESCRIPTION The SP8127 is a high-speed, differential output APC amplifier that integrates the photodiode and adjustable gain block on one chip.
Independent gain control allows individual adjustment for 780mn and 650nm wavelength operation, as f...