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ADN2880 Datasheet PDF

Analog Devices ADN2880

The ADN2880 is a 3.3 V, high gain SiGe transimpedance amplifier (TIA). The TIA converts the small signal current of a photo detector into differential voltage output. The ADN2880 features a 315 nA typical input-referred noise, enabling an optical sensitivity of −24.2 dBm (0.85 A/W PIN).
Part No. ADN2880
Datasheet ADN2880 Download
Manufacturer
Analog Devices
Description Transimpedance Amplifier
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ADN2880 datasheet page 1 preview

FEATURES

Bandwidth: 2.5 GHz Optical sensitivity: −24.2 dBm 1 Differential transimpedance: 4400 V/A Power dissipation: 70 mW Differential output swing: 260 mV p-p Input overload current: 4.3 mA p-p On-chip RSSI function Low frequency cutoff: 20 kHz On-chip PD filter: RF = 200 Ω, CF = 20 pF Die size: 0.7 mm × 1.2 mm

GENERAL DESCRIPTION

With a bandwidth of 2.5 GHz, the ADN2880 allows a data rate operation up to 3.2 Gbps. Typical power dissipation is approximately 70 mW. To facilitate the assembly in small form factor packages, such as TO-46 headers, the ADN2880 provides an on-chip RC filter (200 Ω, 20 pF) and features a 20 kHz low frequency cutoff without using an external capacitor. An on-chip RSSI circuit, which generates a voltage proportional to the average photodiode current, is also available for power monitoring and assembly alignment. The ADN2880 is available in die form. With a chip area of 1.2 mm × 0.7 mm, the TIA layout is specifically optimized for TO-Can-based packages. 1 APP...
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