TQM879026 Datasheet, PDF (6/8 Pages) TriQuint Semiconductor – 0.7−4 GHz ¼W Digital Variable Gain Amplifier

TQM879026
0.7−4 GHz ¼W Digital Variable Gain Amplifier
Pin Configuration and Description
Pin 1 Marking
NC 1
NC 2
DSA In 3
NC 4
Amp1 Out / V_CC1 5
NC 6
DSA
6-BIT
SPI
18 NC
17 NC
16 Amp2 Out / V_CC2
15 LE
14 SID
13 CLK
Pin No.
1, 2, 4, 6, 7, 9, 11, 17, 18, 19,
21, 22, 24
3
5
8
10
12
13
14
15
16
20
23
Backside Paddle
Backside Paddle
RF/DC GND
Symbol Description
NC (No Connect)
No electrical connection. Land pads should be provided for
PCB mounting integrity.
DSA In
DSA Input
Amp1 Out/V_CC1 RF output / DC supply (Amp1).
Amp1 In
RF input (Amp1). Band-specific matching circuit required.
SOD
Serial Output Data
V_DD
CLK
DC Supply
Serial Clock
SID
Serial Input Data
LE
Amp2 Out/V_CC2
AAmmpp22In
Latch Enable
RF output / DC supply (Amp2). Band-specific matching
cRirFcuinitpruetq(uAimrepd2. _{). Band-specific matching circuit required.}
DSA Out
DSA Output
RF/DC GND
RF/DC ground. Use recommended via pattern to minimize
inductance and thermal resistance. See PCB Mounting
Pattern for suggested footprint.
Evaluation Board PCB Information
TriQuint PCB 1095178 Material and Stack-up
0.014"
0.062 ± 0.006
Finished Board
Thickness
0.014"
Nelco N-4000-13
1 oz. Cu top layer
1 oz. Cu inner layer
Nelco N-4000-13
ε_r=3.7 typ.
Nelco N-4000-13
1 oz. Cu inner layer
1 oz. Cu bottom layer
Data Sheet: Rev B 12/14/2012
© 2012 TriQuint Semiconductor, Inc.
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Disclaimer: Subject to change without notice
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