MAAD-008866_15 Datasheet, PDF (8/9 Pages) M/A-COM Technology Solutions, Inc. – Parallel Control

MAAD-008866
75 Ω Digital Attenuator, 6-Bit, Serial / Parallel Control
31.5 dB, 0.005 - 1.0 GHz
Functionality
Modes of Operation: Serial, Direct Parallel, and Latched Parallel
Rev.V2
Inputs
PS
LE
0
0
0
0
0
0
0
0
0
1
1
0
1
1
*V_DD T_RISE must be <= 125 ns
PUP2
0
0
1
1
X
X
X
PUP Truth Table*
PUP1
0
1
0
1
X
X
X
Gain Relative to Max. Gain
-31.5 dB
-24 dB
-16 dB
Insertion Loss
0 to –31.5 dB (Set VC0.5 - VC16)
0 to –31.5 dB (Set VC0.5 - VC16)
No Definition
Notes
Parallel Mode
Serial Mode
Symbol
t_SCK
t_CS
t_CH
t_LS
t_LEW
t_LH
t_LES
Serial Interface Timing Characteristics
Parameter
Min. Serial Clock Period
Min. Control Set-up Time
Min. Control Hold Time
Min. LE Set-up Time
Min. LE Pulse Width
Min. Serial Clock Hold Time from LE
Min. LE Pulse Spacing
-40°C
100
20
20
10
10
10
630
Typical Performance
25°C
100
20
20
10
10
10
630
+85°C
100
20
20
10
10
10
630
Units
ns
ns
ns
ns
ns
ns
ns
8
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