F1440
500MHz to 1000MHz Configurable 50? or 100? DIFF-In to 50? SE-Out Variable Gain Amplifier
Product Details
- Frequency range: 500MHz to 1000MHz
- 42.5dB typical gain at 750MHz
- 3.2dB typical NF at 750MHz
- 41.5dBm typical OIP3 at 750MHz
- 30dBm typical OP1dB at 750MHz
- Configurable 50? or 100? differential input impedance through external input BOM change
- 31.5dB DSA range with 0.5dB step size
- 5V power supply
- 305mA typical quiescent current consumption
- 1.8V and 3.3V SPI SDI logic compatible
- 1.8V SPI SDO logic compatible
- SPI control for DSA attenuation
- Disable mode for power savings
- Operating temperature (TEPAD) range: -40 °C to +105 °C
- 5mm x 5mm 32-VFQFPN package
The F1440 is a high-linearity variable gain RF amplifier with an integrated digital step attenuator (DSA) designed to operate within the 500MHz to 1000MHz frequency range. Using a single 5V power supply, the F1440 typically provides 42.5dB of gain, 3.2dB of noise figure, 41.5dBm of OIP3, and 30dBm OP1dB at its maximum gain setting.
- FDD or TDD 5G sub-6GHz wireless infrastructure
- Repeaters and DAS
- General-purpose RF
Boards and Kits
F1440 High-linearity Variable Gain Amplifier Evaluation Kit
The F1440EVK is a fully populated evaluation board that allows the customer to evaluate the F1440 Variable Gain Amplifier with an integrated digital step attenuator. The F1440 is controlled with serial communication input using a USB digital interface board that connects to the PC.
The F1440EVK consists of the following:
- F1440 Evaluation Board
- USB Digital Interface Board
- USB Cable (USB-A to USB-B micro)
The F1440 Evaluation Board consists of the following:
- SMA connectors for RF IOs and power supply connection
- Header pins for power supply and digital interface connection
- Jumper configurable power supply connection
- Clip-on test point access for voltage sense
Part Number (3)
RA81F1440STGNH#BB0
RA81F1440STGNH#BB0
RTKA81F1440ST000RU
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