HMC425LP3
/
425LP3E
0.5 dB LSB GaAs MMIC 6-BIT DIGITAL
POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
v03.0409
5
ATTENUATORS - DIGITAL - SMT
Worst Case Step Error
Between Successive Attenuation States
1.2
0.8
STEP ERROR (dB)
0.4
0
-0.4
-0.8
-1.2
1
2
3
4
5
6
7
8
9
10
Bias Voltage & Current
Vdd Range = 3.0 to +5.0 Vdc
Vdd
(VDC)
+3.0
+5.0
Idd (Typ.)
(μA)
10
30
Control Voltage
State
Low
High
Note: Vdd = +3V to +5V
Bias Condition
0 to 0.2V @ 10 uA Typ.
Vdd ± 0.2V @ 5 uA Typ.
FREQUENCY (GHz)
Truth Table
Control Voltage Input
V1
16 dB
High
High
High
High
High
High
Low
Low
V2
8 dB
High
High
High
High
High
Low
High
Low
V3
4 dB
High
High
High
High
Low
High
High
Low
V4
2 dB
High
High
High
Low
High
High
High
Low
V5
1 dB
High
High
Low
High
High
High
High
Low
V6
0.5 dB
High
Low
High
High
High
High
High
Low
Attenua-
tion State
RF1 - RF2
Reference
I.L.
0.5 dB
1 dB
2 dB
4 dB
8 dB
16 dB
31.5 dB
Any combination of the above states will provide an attenuation
approximately equal to the sum of the bits selected.
5 - 118
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com
HITTITE [ HITTITE MICROWAVE CORPORATION ]
