ETC AT-307PIN

Voltage Variable Absorptive Attenuator, 19 dB
AT-302, AT-303, AT-307
DC - 2 GHz
V 2.00
AT-302 (TO-5-4)
Features
• Fast Switching Speed, 4 ns Typical
• Ultra Low DC Power Consumption
• Small Package Size
Guaranteed Specifications1
(From -55°C to +85°C)
Frequency Range
DC – 2.0 GHz AT-302
AT-303
AT-307
Insertion Loss
DC – 2.0 GHz
DC – 1.0 GHz
1.6
1.5
1.5
1.5
1.5
1.5
VSWR (Matched)
DC – 2.0 GHz
DC – 1.0 GHz
DC – 0.5 GHz
2.0:1
2.0:1
1.5:1
1.6:1
1.5:1
1.5:1
1.6:1
1.5:1
1.5:1
dB Max
dB Max
Max
Max
Max
Attenuation
DC – 2.0 GHz
19
19
19
dB Min
Flatness
(Peak to Peak)
DC – 2.0 GHz
DC – 1.0 GHz
1.5
1.0
1.5
1.5
1.5
1.5
dB Max
dB Max
Attenuation vs.
Temperature
0 to 10 dB Att.
0 to 20 dB Att.
±0.5
±1.5
±0.5
±1.5
±0.5 dB Max
±1.5 dB Max
AT-303 (CR-3)
Operating Characteristics
Impedance
50 Ohms Nominal
Switching Characteristics2
Trise,Tfall (10% to 90%)
Ton, Toff (50% CTL to 90%/10% RF)
Transients (in band)
Input Power for 1 dB Compression
Attenuation Level
0
2
0.5 to 2.0 GHz
+29
+29
0.05 GHz
+24
+26
6 ns Typ
8 ns Typ
10 mV Typ
5
+21
+18
10
+28
+28
20
+30
+30
dB
dBm Typ
dBm Typ
Intermodulation Intercept Point (for two-tone input power up to +5 dBm)
Intercept Points
IP2
IP3
Attenuation Level:
0 5
10
0 5
10
dB
0.5 to 2.0 GHz
68 47
53
49 39
40
dBm Typ
0.05 GHz
51 40
38
48 32
32
dBm Typ
Phase Shift (Relative to 0 dB Attenuation)
Attenuation Level:
10
0.5 GHz
2.5
AT-307 (CR-2 w/o Pin 1)
19
11
Control Voltages
A Input (Shunt FETS)
B Input (Series FETS)
dB
Deg Typ
0 to -4V @ 100 µA Max
0 to -4V @ 100 µA Max
1. All specifications apply with 50 ohm connected to all RF ports.
2. Switching speed is measured between 19 dB and 0 dB attenuation levels.
3. Contact the factory for standard or custom screening requirements.
Ordering Information
Model No.
Package
AT-302 PIN
TO-5-4
AT-303 PIN
Ceramic
AT-307 PIN
Ceramic
For all packages:
This Material Copyrighted by Its Respective Manufacturer
Voltage Variable Absorptive Attenuator
AT-302, AT-303, AT-307
V 2.00
Absolute Maximum Ratings
Parameter
Functional Schematics (Top View)
Absolute Maximum1
Max. Input Power
0.05 GHz
0.5 – 2.0 GHz
+27 dBm
+30 dBm
Control Voltage
+5V, -8.5V
Operating Temperature
-55°C to +125°C
Storage Temperature
-65°C to +150°C
1.Operation of this device above any one of these parameters may cause
permanent damage.
AT-303
Typical Performance
This Material Copyrighted by Its Respective Manufacturer