GENERAL DESCRIPTION

The ADL5565 is a high performance differential amplifier optimized for RF and IF applications. The amplifier offers low noise of 1.5 nV/√Hz and excellent distortion performance over a wide frequency range making it an ideal driver for high speed 8-bit to 16-bit analog-to-digital converters (ADCs).

FEATURES

3 dB bandwidth of 6 GHz (AV = 6 dB)

Pin strappable gain adjust: 6 dB, 12 dB, and 15.5 dB

Gain range from 0 dB to 15.5 dB using two external resistors

Differential or single-ended input to differential output

Low noise input stage: NF = 8.7 dB at 15.5 dB gain

Low broadband distortion (AV = 6 dB)

10 MHz: −107 dBc (HD2), −110 dBc (HD3)

100 MHz: −108 dBc (HD2), −103 dBc (HD3)

200 MHz: −82 dBc (HD2), −87 dBc (HD3)

500 MHz: −68 dBc (HD2), −63 dBc (HD3)

IMD3 of −112 dBc at 100 MHz center

Slew rate: 11 V/ns

Fast settling and overdrive recovery of 2 ns

Single-supply operation: 2.8 V to 5.2 V

Power down

Fabricated using the high speed XFCB3 SiGe process

APPLICATIONS

Differential ADC drivers

Single-ended-to-differential conversion

RF/IF gain blocks

SAW filter interfacing

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