TQM879008 TRIQUINT [TriQuint Semiconductor], TQM879008 Datasheet - Page 6

• Manufacturer Part Number: TQM879008
• Manufacturer: TRIQUINT [TriQuint Semiconductor]

Serial Control Interface Timing Diagram
Data Sheet: Rev G 12/10/12
© 2012 TriQuint Semiconductor, Inc.
CLK is disabled when LE is high
SERIN
TQM879008
1.5-2.7GHz ½ W Digital Variable Gain Amplifier
SERIN (MSB in First 6-Bit Word) Control Logic Truth Table
Serial Control Interface
MSB
Any combination of the possible 64 states will provide an attenuation of approximately
the sum of bits selected
CLK
D5
LE
1
1
1
1
1
1
0
0
6-Bit Control Word to DSA
D4
1
1
1
1
1
0
1
0
t
SDSUP
D3
1
1
1
1
0
1
1
0
D2
1
1
1
0
1
1
1
0
t
SDHLD
D1
1
1
0
1
1
1
1
0
MSB-LSB
L
D5-D0
D0
SB
1
0
1
1
1
1
1
0
- 6 of 11-
Attenuation
State
Reference : IL
31.5 dB
0.5 dB
16 dB
1 dB
2 dB
4 dB
8 dB
Connecting the Digital World to the Global Network
Disclaimer: Subject to change without notice
t
LESUP
t
PLO
MSB-LSB
D5-D0
t
LEPW
®