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HMC470A - GaAs Digital Attenuator

General Description

The HMC470A is a 5-bit digital attenuator with a 31 dB attenuation control range in 1 dB steps.

The HMC470A offers excellent attenuation accuracy and high input linearity over the specified frequency range from 100 MHz to 3 GHz.

Key Features

  • Attenuation range: 1 dB LSB steps to 31 dB Insertion loss: 1.7 dB typical at 3 GHz Excellent attenuation accuracy: 0.3 dB typical High Input linearity 0.1dB compression (P0.1dB): 27 dBm typical Third-order intercept (IP3): 48 dBm typical High power handling: 27 dBm Low phase shift: 27° at 3 GHz Single-supply operation: 3 V to 5 V CMOS-/TTL-compatible parallel control 16-lead, 3 mm × 3 mm LFCSP package.

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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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Data Sheet 0.1 GHz to 3 GHz,1 dB LSB, 5-Bit, GaAs Digital Attenuator HMC470A FEATURES Attenuation range: 1 dB LSB steps to 31 dB Insertion loss: 1.7 dB typical at 3 GHz Excellent attenuation accuracy: 0.3 dB typical High Input linearity 0.1dB compression (P0.1dB): 27 dBm typical Third-order intercept (IP3): 48 dBm typical High power handling: 27 dBm Low phase shift: 27° at 3 GHz Single-supply operation: 3 V to 5 V CMOS-/TTL-compatible parallel control 16-lead, 3 mm × 3 mm LFCSP package APPLICATIONS Cellular infrastructure Microwave radios and very small aperture terminals (VSATs) Test equipment and sensors IF and RF designs FUNCTIONAL BLOCK DIAGRAM 16 V5 15 V4 14 V3 13 V2 VDD 1 RF1 2 NIC 3 ACG1 4 ACG2 5 ACG3 6 ACG4 7 ACG5 8 1dB 2dB 4dB 8dB 16dB HMC470A Figure 1.