AT65-0283
Digital Attenuator, 15.5 dB, 5-Bit, TTL Driver
DC - 2.0 GHz
Features
SOW-16
•
•
•
•
•
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Attenuation: 0.5 dB Steps to 15.5 dB
Low DC Power Consumption
Plastic SOIC, Wide Body, SMT Package
Integral TTL Driver
50 ohm Impedance
Test Boards are Available
Tape and Reel Packaging Available
Description
M/A-COM's AT65-0283 is a GaAs FET 5-bit digital attenuator
with integral TTL driver. Step size is 0.5 dB providing a 15.5 dB
total attenuation range. This device is in a SOIC-16 plastic
surface mount package. The AT65-0283 is ideally suited for use
where accuracy, fast speed, very low power consumption and low
costs are required.
Ordering Information
Part Number
AT65-0283
AT65-0283TR
AT65-0283-TB
Package
Bulk Packaging
Tape and Reel1
Units Mounted on Test Board
1. Check with the factory for available quantities and reel size.
Package outline conforms to JEDEC standard MS-013AA.
Electrical Specifications TA = +25°C
Parameter
Test Conditions
Frequency
Units
Min
Typical
Max
Insertion Loss
—
DC - 1.0 GHz
DC - 2.0 GHz
dB
dB
—
—
2.0
2.3
2.5
2.7
Attenuation Accuracy
Any Bit
Any Combination of Bits
DC - 2.0 GHz
DC -2.0 GHz
dB
dB
—
—
—
—
±(.3 +4% of atten)
± (.3 +6% of atten)
VSWR
Full Range
DC - 2.0 GHz
Ratio
—
1.5:1
1.8:1
Switching Speed 2
50% Cntl to 90%/10% RF
10% to 90% or 90% to 10%
—
—
nS
nS
—
—
75
20
150
50
1 dB Compression
Input IP3
—
—
50 MHz
0.5 - 2.0 GHz
dBm
dBm
—
—
+21
+29
—
—
Two-tone inputs up to +5 dBm
50 MHz
0.5-2.0 GHz
dB
dB
—
—
+35
+48
—
—
Vcc
-Vee
—
—
—
—
V
V
4.75
-5.25
5.0
-5.0
5.25
-4.75
Logic “0”
Logic “1”
Icc
Sink Current is 20 µA max.
Source Current is 20 µA max.
Vcc min to max, Logic “0” or “1”
-Iee min to max, Logic “0” or “1”
—
—
—
—
V
0.0
2.0
—
—
—
0.8
5.0
6
V
mA
mA
0.2
-0.2
-Iee
—
-1
Specifications subject to change without notice.
V 3.0
ꢀ North America: Tel. (800) 366-2266, Fax (800) 618-8883
ꢀ Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298
ꢀ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
Visit www.macom.com for additional data sheets and product information.