Kratos Microwave Israel

Full Line Product Catalog

Series SA-26 Switched-Bit Attenuators 2 to 6 GHz

 Application Notes for Microwave  Attenuators

                                                                                Special Order Product Consult Factory Before Ordering

PERFORMANCE CHARACTERISTICS                                                                                                 

MODEL

SA-26-1-25 SA-26-2-5  SA-26-3-1
Frequency Range, min (GHz) 2-6 (1)
2-6 (1)  2-6 (1)
Attenuation Range, min (dB) 25 (2) 15 (2) 7 (2)
Insertion Loss, max (dB) 2.0 2.5 3.2
VSWR, max 1.8:1 1.8:1 1.8:1
Number of Bits 1 2 3
LSB (dB) 25 5
1
Monotonicity Guaranteed
Accuracy of Mean
Attenuation, max (dB)
±0.5
± 3
± 3
Attenuation Flatness, max (dB) ± 1.0 dB
± 0.3 @ 0 dB to 10 dB
± 0.9 @ >10 dB to 15 dB
± 0.3
Power Handling, max (dBm) + 23 + 23
+ 23 
Switching Time, max (nsec) 30 30 30
Switch Rate, max (MHz) 4.0
4.0  4.0
Control Logic ‘1’ = I.Loss
‘0’ = Att.
Control Input TRUE TTL GATE
Power Supply Requirements +5V ± 2% @ 60 mA
-12V ± 2% @ 60 mA
+5V ± 2% @ 110 mA
-12V ± 2% @ 75 mA
+5V ± 2% @ 180 mA
-12V ± 2% @ 130 mA
Environmental Conditions Current controlled Microwave Attenuator

Package Type

DC 11 DC 12 DC 13

PERFORMANCE CHARACTERISTICS

 MODEL

SA-26-6-1 SA-26-7-1  SA-26-8-0.25
Frequency Range, min (GHz) 2-6 (1)
2-6 (1)  2-6 (1)
Attenuation Range, min (dB) 63 (2) 81 (2) 63.75 (2)
Insertion Loss, max (dB) 5.0 5.5 6.5
VSWR, max 2.0:1 2.0:1 2.0:1
Number of Bits 6 7 8
LSB, max (dB) 1 1
0.25
Monotonicity Guaranteed
Accuracy of Mean
Attenuation, max (dB)
±  0.5 @ 0dB to 15 dB
±  0.75 @>15dB to 31dB
± 1.0 @> 31dB to 63 dB
±  0.5 @ 0dB to 21dB
± 1.0 @ >21dB to 41dB
± 1.5 @ >41dB to 81dB
±  0.5 @ 0dB to 21dB
± 1.0 @ >21dB to 41dB
± 1.5 @ >41 to 63.75dB
Attenuation Flatness, max (dB) ±  0.5 @ 0dB to 15dB
± 0.75 @ >15dB to 32dB
± 1.0 @ >32dB to 63 dB
±  0.5 @ 0dB to 21dB
± 0.75 @ >21dB to 41dB
± 1.25 @ >41dB to 81dB
±  0.5 @ 0dB to 21dB
± 0.75 @ >21dB to 41dB
± 1.25 @ >41 to 63.75dB
Power Handling, max (dBm) + 23 + 23
+ 23 
Switching Time, max (nsec) 30 100 100
Switch Rate, max (MHz) 4.0
4.0  4.0
Control Logic ‘1’ = I.Loss
‘0’ = Att.
‘1’ = I.Loss
‘0’ = Att.
‘1’ = I.Loss
‘0’ = Att.
 
Control Input TRUE TTL GATE
Power Supply Requirements +5V ± 2% @ 300 mA
+5V ± 2% @ 400 mA
+5V ± 2% @ 450 mA
Environmental Conditions Current controlled Microwave Attenuator

Package Type

DC 2 DC 17 DC 18

 

NOTES

(1) Performance can be optimized for a narrower bandwidth.
(2) Attenuation range can be customized.


 
                
 PIN FUNCTIONS
PIN
Designations

SA-26-1-25 SA-26-2-5  SA-26-3-1
E1
E2
E3
E4
E5
E6
E7
E8
+ V
- V
G
25 dB
-
-
-
-
-
-
-
+ 5V
- 12V
GND
5 dB
10 dB
-
-
-
-
-
-
+ 5V
- 12V
GND
1 dB
2 dB
4 dB
-
-
-
-
-
+ 5V
- 12V
GND


PACKAGE TYPE & DIMENSIONS

  Series SA-26 attenuator package type and dimensions diagram    Series SA-26 attenuator package type and dimensions diagram
     
   Series SA-26 attenuator package type and dimensions diagram   Series SA-26 attenuator package type and dimensions diagram
 Series SA-26 attenuator package type and dimensions diagram    Series SA-26 attenuator package type and dimensions diagram

 

Tolerances, unless otherwise indicated: .XX ±.05
The information contained in this data sheet is basic marketing information and does not contain any export controlled information.