RFAM3790

45-1218MHZ GAAS EDGE QAM INTEGRATED AMPLIFIER

Data Sheet Rev.D, Oct 07, 2021 | Subject to change without notice

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Product Description

The RFAM3790 is an Integrated Edge QAM Amplifier

Module. The part employs GaAs pHEMT die, GaAs

MESFET die, a 20dB range variable attenuator and a

power enable feature, has high output capability, and is

operated from 45MHz to 1218MHz. It provides excellent

linearity and superior return loss performance with low

noise and optimal reliability.

9 pin, 11.0 mm x 11.0 mm x 1.375 mm package

Product Features

• Excellent Linearity

• Extremely High Output Capability

• Voltage Controlled Attenuator

• Power Enable Featrure

• Extremely Low Distortion

• Optimal Reliability

• Low Noise

• Unconditionally Stable Under all Terminations

• 28.5 dB Typical Gain at 1218MHz

• 410mA Typical at 12VDC

Functional Block Diagram

Power Enable

INPUT

OUTPUT

Preamp

Driver

V+

Att. adjust

Applications

• 45MHz to 1218MHz Downstream Edge QAM

RF Modulators

• Headend Equipment

Ordering Information

Part No.

Description

RFAM3790SB

Sample bag 5 pcs

RFAM3790SR

7” Reel with 100 pcs

RFAM3790TR7

7” Reel with 250 pcs

RFAM3790PCBA-410

Fully assembled Evaluation Board