AT-220RTR MACOM [Tyco Electronics], AT-220RTR Datasheet - Page 2

• Manufacturer Part Number: AT-220RTR
• Description: Digital Attenuator, 30 dB, 4-Bit DC - 2 GHz
• Manufacturer: MACOM [Tyco Electronics]

AT-220
2
North America:
Digital Attenuator, 30 dB, 4-Bit
Absolute Maximum Ratings
Pin Configuration
1. Operation of this device above any one of these parameters may
Typical Performance
11/15/96 1:49 PM
cause permanent damage.
Max. Input Power
Control Voltage
Operating Temperature
Storage Temperature
Pin
3.0
2.0
1.0
1.8
1
2
3
4
5
6
7
8
2.0
1.6
1.4
1.2
1.0
50 MHz
500-2000 MHz
0
0
INSERTION LOSS vs FREQUENCY
VSWR vs FREQUENCY
0
4 dB ATTEN
Specifications Subject to Change Without Notice.
Parameter
+ 25˚C
Description
VC1
VC1
VC2
VC2
VC3
VC3
VC4
VC4
0.5
0.5
Tel. [phone]
Fax [phone]
FREQUENCY (GHz)
FREQUENCY (GHz)
- 40˚C
+ 85˚C
2 dB ATTEN
Page 2
1.0
1.0
8 dB ATTEN
Pin No.
Absolute Maximum
16 dB ATTEN
10
11
12
13
14
15
16
9
INSERTION LOSS
+27 dBm
+34 dBm
+5V, -8.5V
-40°C to +85°C
-65°C to +150°C
1
1.5
1.5
(Black plate)
Description
Asia/Pacific: Tel. [phone]
RF2
GND
GND
GND
GND
GND
GND
RF1
2.0
2.0
Fax [phone]
Functional Schematic
Truth Table
VC4 VC4 VC3 VC3 VC2 VC2 VC1 VC1 Attenuation
1
0
1
1
0
1
"0" = Vin Low, Vin Low = 0V, "1" = Vin High, Vin High = -5V
-1.5
-0.5
1.5
0.5
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
0
1
0
0
0
1
-1
-2
-4
-6
-8
1
0
0
"0" = 0 to -0.2V @ 20 A Max
"1" = -5V @ 10 A typ to -8V @ 200 A Max
0.0
ATTENUATION ACCURACY vs FREQUENCY
ATTENUATION vs FREQUENCY
0.0
VC1 VC1 VC2
RF1 GNDGND
16
1
1
0
1
1
0
1
8 dB
2 dB ATTEN
15
1
2
0
0
1
0
0
1
0.5
0.5
14
Control Inputs
30 dB ATTEN
3
2
4 dB
FREQUENCY (GHz)
1
1
1
0
1
0
FREQUENCY (GHz)
GND
VC2
13
4
3
Europe: Tel. [phone]
16 dB ATTEN
0
0
0
1
0
1
GND GND GND RF2
VC3 VC3 VC4 VC4
12
5
1.0
2 dB
1.0
1
1
1
1
0
0
4 dB ATTEN
11
8 dB ATTEN
6
Fax [phone]
0
0
0
0
1
1
10
7
1 dB
1.5
1.5
Reference
9
0
8
16 dB
30 dB
M/A-COM, Inc.
2 dB
4 dB
8 dB
(dB)
2.0
AT-220
2.0
V3.00