AA104-73 Alpha Industries, AA104-73 Datasheet - Page 4

• Manufacturer Part Number: AA104-73
• Description: GAAS ic 1 Bit Digital Attenuator 32dB 2.5 GHZ
• Manufacturer: Alpha Industries

GaAs IC 1 Bit Digital Attenuator 32 dB DC–2.5 GHz
Pin Out
Positive Voltage
C
C
See application notes APN2013 and APN2014 for 6 bit attenuator requirements.
Truth Table
Positive Control
V
Application: AA104-73 Used as 1 Bit 20 dB Attenuator 25°C (0, +5 V)
C
C
can be varied.
4
High
BL
BP
BL
BP
= 47 pF for frequencies >500 MHz. See Table on previous page for
= 220 pF, C
value.
and R
= +3 to +5 V.
C
GND
V
BP
RF
-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
J
J
V
High
BP
0
J
J
1
GND
2
Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email [e-mail] • www.skyworksinc.com
, center frequency and attenuation value respectively
1
1
2
RF
C
0
BP
C
C
= 100 pF, C
C
BP
BL
BL
BP
= 100 pF, R
C
C
20 dB State vs. Frequency
R
BL
BL
BP
0.2
BP
Frequency (GHz)
= 15 Ω, f
BL
0.4
V
20 dB 25˚C
V
High
0
2
= 220 pF, R
C
= 400 MHz with select values of
32
0.6
20
0.8
Reference I.L.
Attenuation
V
NC/GND
V
BP
V
NC/GND
V
2
1
Specifications subject to change without notice. 8/01A
2
1
32 dB
J
1
= 15 Ω
–J
2
1.0
Absolute Maximum Ratings
Note: Exceeding these parameters may cause irreversible damage.
RF Input Power
Supply Voltage
Control Voltage
Operating Temperature
Storage Temperature
2.50
2.25
2.00
1.75
1.50
1.25
1.00
Characteristic
0
VSWR vs. Frequency
0.2
Frequency (GHz)
S
20 dB State
22
0.4
25˚C
0.6
0.5 W @ 50 MHz 0/8 V
1 W > 500 MHz 0/8 V
-65°C to +150°C
-40°C to +85°C
-0.2 V, +8 V
S
11
Value
+8 V
0.8
25˚C
AA104-73
1.0