HMC742HFLP5E Datasheet, PDF (7/10 Pages) Hittite Microwave Corporation – 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 0.5 - 4 GHz

v00.0211
HMC742HFLP5E
0.5 dB LSB GaAs MMIC 6-BIT DIGITAL
VARIABLE GAIN AMPLIFIER, 0.5 - 4 GHz
Pin Descriptions
Pin Number
Function
1
AMPIN
Description
This pin is DC coupled.
An off chip DC blocking capacitor is required.
Interface Schematic
12
29
2, 3, 13,
28, 30 - 32
4, 12
5 - 11
14
15, 16
18 - 23
24
25
26
27
17
AMPOUT
RF output and DC bias (Vcc) for the output stage of the
amplifier.
GND
These pins and package bottom
must be connected to RF/DC ground.
ATTIN,
ATTOUT
N/C
SEROUT
PUP2, PUP1
D5, D4, D3,
D2, D1, D0
P/S
CLK
SERIN
These pins are DC coupled and matched to 50 Ohms.
Blocking capacitors are required. Select value based
on lowest frequency of operation.
No connection
Serial input data delayed by 6 clock cycles.
LE
Vdd
Supply Voltage
12 - 7
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