RFDA2125
RFDA2125 is DIGITAL CONTROLLED VARIABLE GAIN AMPLIFIER manufactured by RF Micro Devices.
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Digital Controlled Variable Gain Amplifier 400MHz to 2700MHz, 6-Bit 0.5dB LSB Control
Package Style: MCM 32-Pin, 5.2mm x 5.2mm
Features
Frequency Range 400MHz to 2700MHz
6-Bit Digital Step Attenuator
SPI Serial Control Programming
Max Gain = 29.5dB Typical at 2140MHz
Gain Control Range = 31.5dB (0.5dB Step Size)
OIP3/P1dB = +44/25dBm Typical at 2140MHz
Single +5V Supply
Small 32-Pin, 5.2mm x 5.2mm, MCM
Power-up Programming
SPI_CLK 1 SPI_PUP 2
GND 3 Vamp1 4
GND 5 GND 6 RF_IN 7 GND 8
GND 9
GND 10
AMP1
GND 11
SPI_ CONTROL
GND 12
32 SPI_DATA 31 SPI_LE 30 Vdsa 29 GND 28 Vref 27 Vbias 26 GND 25 RF_OUT
GND 13
GND 14
GND 15
24 GND 23 GND AMP2 22 GND 21 Amp2_IN 20...
