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AD630 - Balanced Modulator/Demodulator

General Description

The AD630 is a high precision balanced modulator which combines a flexible commutating architecture with the accuracy and temperature stability afforded by laser wafer trimmed thin-film resistors.

Key Features

  • Recovers Signal from +100 dB Noise 2 MHz Channel Bandwidth 45 V/ ␮s Slew Rate.
  • 120 dB Crosstalk @ 1 kHz Pin Programmable Closed Loop Gains of ؎1 and ؎2 0.05% Closed Loop Gain Accuracy and Match 100 ␮V Channel Offset Voltage (AD630BD) 350 kHz Full Power Bandwidth Chips Available Balanced Modulator/Demodulator AD630.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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a FEATURES Recovers Signal from +100 dB Noise 2 MHz Channel Bandwidth 45 V/ ␮s Slew Rate –120 dB Crosstalk @ 1 kHz Pin Programmable Closed Loop Gains of ؎1 and ؎2 0.05% Closed Loop Gain Accuracy and Match 100 ␮V Channel Offset Voltage (AD630BD) 350 kHz Full Power Bandwidth Chips Available Balanced Modulator/Demodulator AD630 FUNCTIONAL BLOCK DIAGRAM CM OFF ADJ 6 CM OFF ADJ 5 DIFF OFF ADJ 4 DIFF OFF ADJ 3 2.5k⍀ RINA 1 CHA+ 2 CHA– 20 2.5k⍀ RINB 17 CHB+ 18 CHB– 19 –V AMP B 13 AMP A AD630 12 COMP +VS VOUT RB RF RA CHANNEL STATUS B/A A 11 B 10k⍀ 10k⍀ 14 15 5k⍀ PRODUCT DESCRIPTION 16 The AD630 is a high precision balanced modulator which combines a flexible commutating architecture with the accuracy and temperature stability afforded by laser wafer trimmed thin-film resistors.