5-Bit Digital Attenuator
20 - 1000 MHz
Features
q
q
q
q
AT-103
V2.00
DI-3
1.37
(34.8
±0.5)
Attenuation 0.5 dB Steps to 15.5 dB
CMOS Control Interface
Internal Latch on Control Input
Hermetic Case
(From-55°C to +85°C)
RF1
RF2
Guaranteed Specifications*
+V
C R 16 1 2 4 8
0.200 MAX
(5.1)
0.018
±0.005
(0.46
±0.13)
DIA 24 PINS
0.100 TYP
(2.4)
0.120 MIN
(3.0)
PIN 1
0.600
(15.2)
0.80
(20.3
±0.5)
PIN 13
Operating Characteristics
0.10
(2.5
±0.5)
0.14
(3.6
±0.5)
Dimensions in ( ) are in mm.
Unless Otherwise Noted: .xxx = ±0.010 (.xx = ±0.25)
.xx = ±0.02 (.x = ±0.5)
WEIGHT (APPROX.): 0.39 OUNCES 11 GRAMS
MIL-STD-883 screening available.
**
All specifications apply when operated with bias voltage of +15 VDC
and a 50 ohm impedance at both RF ports.
** Above reference insertion loss.
Ordering Information
Pin Configuration
1
+ 5V
2
GND
3
C
4
R
5
0.5
6
1
7
2
8
4
9
8
10 - 12
GND
13
RF2
14 - 23
GND
24
RF1
Specifications Subject to Change Without Notice.
M/A-COM, Inc.
North America:
Tel. (800) 366-2266
Fax (800) 618-8883
s
1
Asia/Pacific: Tel. +81 (03) 3226-1671
Fax +81 (03) 3226-1451
s
Europe: Tel. +44 (1344) 869 595
Fax +44 (1344) 300 020
5-Bit Digital Attenuator
AT-103
V2.00
Typical Performance
ATTENUATION FLATNESS
VSWR
REFERENCE INSERTION LOSS
Truth Table
Specifications Subject to Change Without Notice.
2
North America:
Tel. (800) 366-2266
Fax (800) 618-8883
s
M/A-COM, Inc.
Asia/Pacific: Tel. +81 (03) 3226-1671
Fax +81 (03) 3226-1451
s
Europe: Tel. +44 (1344) 869 595
Fax +44 (1344) 300 020