ATS4A
Digital Attenuators
4 BIT
Applications
• EW Systems
• Communications Systems
• Automatic Gain Control
• Test Equipment
• Electronic Simulators
• Leveling Circuits
Specifications:
Parameter
Frequency Range (min)
Total Attenuation
LSB
MSB
Insertion Loss (Max)
VSWR (Max)
Specification
2.0 – 4.0
7.5
0.5
4.0
2.9
1.6
Units
GHz
dB
dB
dB
dB
Ratio
Mechanical Specifications:
Case Style:
Finish:
Connectors:
Weight:
Mounting:
AT Outline
Gold Plate per MIL-G-45204
SMA Female per MIL-C-39012
19g max
ø0.10” through holes
(4) places
Screening:
Internal Visual per MIL-STD-883, Method 2017
Temperature Cycle: -65 °C to +100 °C, 10 cycles
Hermetically-sealed switches are fine and gross leak
checked per MIL-STD-883, Method 1014.
Optional High-Rel screening available upon request.
Contact the factory to discuss your screening
requirements.
Bias & Control Pins: ø0.02” x 0.15” long
Environmental Specifications:
Designed to meet:
MIL-E-5400, MIL-STD-202, MIL-E-16400
Operating Temp: -55°C to +85°C
Storage Temp: -65°C to +125°C
Humidity: MIL-STD-202F, M103, Cond B
Shock: MIL-STD-202F, M213, Cond B
Altitude: MIL-STD-202F, M105, Cond B
Vibration: MIL-STD-202F, M204, Cond B
Thermal Shock: MIL-STD-202F, M107, Cond A
Temperature Cycle: MIL-STD-202F, M105C, Cond D
Additional Electrical Specifications:
DC Bias: +5V ± 0.5V @ 130 mA maximum
Switching Speed:
250 nsec maximum (50% TTL - 90% RF)
75 nsec maximum (50% TTL - 10% RF)
175 nsec maximum (10% RF - 90% RF)
25 nsec maximum (90% RF - 10% RF)
Operating RF Power:
1W CW maximum
Attenuation Accuracy:
+0.5 dB maximum (0-16 dB attenuation)
+0.75 dB maximum (16-32 dB attenuation)
+1.0 dB maximum (32-64 dB attenuation)
Attenuation Flatness: +0.5 dB maximum
Logic Control:
TTL 0 = Low Loss
TTL 1 = Attenuation
SIGNAL & CONTROL SOLUTIONS
Revision Date: 9/18/2013
40 Industrial Way East, Eatontown , NJ 07724 [USA]
Phone: (732) 460-0212, Fax: (732) 460-0214
www.aeroflex.com/ascs, email: ascs-sales@aeroflex.com
SIGNAL & CONTROL SOLUTIONS
ATS4A
Digital Attenuators
2.30
2.140
XXXXX
ASCS
Outline Drawing:
0.080
0.08
0.20
0.10
0.425
J2
DC:
WWYY
0.85
0.690
J1
SN:
0000
GND
+5V
E5
E4
E3
E2
E1
E6
SMA FEMALE
(2) PLCS.
Ø0.100 THRU
(4) PLCS.
Ø0.020 X 0.15 LG
SOLDER PIN
(8) PLCS.
0.38
(REF)
0.10
(8) PLCS.
0.80
0.10
(7) PLCS.
OUTLINE CASE STYLE AT
Part Number
ATS4A
E1
0.5 dB
E2
1.0 dB
E3
2.0 dB
E4
4.0 dB
E5
N/C
E6
N/C
Part Number Ordering Information:
•
•
•
•
•
•
•
•
•
•
•
•
ATxxx: Standard version
ATxxx-RC: RoHS-compliant
ATxxx-H: Hermetic seal
Gray epoxy paint per MIL-C-22750
Video transient suppression
GPO connectors
ECL logic input
Phase-free
Other frequency ranges available from 1 MHz to 26 GHz
Reversed logic
Available without SMA connectors for drop-in applications
High-rel screening
Aeroflex Signal & Control Solutions
Aeroflex Microelectronic Solutions
40 Industrial Way East
Eatontown , NJ 07724 [USA]
Fax: (732) 460-0214
Sales
Phone: (732) 460-0212
ASCS-sales@aeroflex.com
ISO 9001:2008 certified
Custom Options – Contact the Factory
www.aeroflex.com/Microwave www.aeroflex.com/ASCS
Aeroflex Signal & Control Solutions reserves the right to make changes to any products
and services herein at any time without notice. Consult Aeroflex or an authorized sales
representative to verify that the information in this data sheet is current before using
this product. Aeroflex does not assume any responsibility or liability arising out of the
application or use of any product or service described herein, except as expressly
agreed to in writing by Aeroflex; nor does the purchase, lease, or use of a product or
service from Aeroflex convey a license under any patent rights, copyrights, trademark
rights, or any other of the intellectual rights of Aeroflex or of third parties.
Copyright 2013 Aeroflex Signal & Control Solutions. All rights reserved.
Revision Date: 9/18/2013
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