CXA1684M High-Speed Transimpedance Amplifier Description CXA1684M is a low noise transimpedance amplifier, particularly suitable for fiber-optic system.
CXA1684M is fabricated using high-speed bipolar process.
Features • High transimpedance: 8 pin SOP (Plastic) (Q) 3.
9 kΩ (Typ.
) (QB) 3.
7 kΩ (Typ.
) • Wide band width (–3dB): (Q) 630 MHz (Typ.
) (QB) 390 MHz (Typ.
) • Maximum input current: 1mA Applications • Q output SONET/SDH: 622 Mb/s Fiber channel: 532 Mb/s • Differential output SONET/SDH: 155 Mb/s Fiber channel: 133,266 Mb/s ESCON: 200 Mb/s Absolute Maximum Ratings • Supply voltage VCC–VEE –0.
3 to +7.
0 • Minimum input voltage VIN VEE • Input current IIN –1 to +1 • Output current 0 to 50 (C...

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