AT-264_15 Datasheet, PDF (2/5 Pages) M/A-COM Technology Solutions, Inc. – Digital Attenuator, 4-Bit, Single Control

AT-264
Digital Attenuator, 4-Bit, Single Control
30 dB, 0.5 - 2.0 GHz
Rev. V7
Electrical Specifications⁴: T_A = 25°C, Z₀ = 50 Ω, V_S = 5 V
Parameter
Test Conditions
Units
Min.
Typ.
Max.
Reference Insertion Loss
0.5 - 1.0 GHz
0.5 - 2.0 GHz
dB
—
dB
—
2.0
2.4
2.2
2.6
Attenuation Accuracy
0.5 - 1.0 GHz
0.5 - 2.0 GHz
± (0.15 dB + 5% of attenuation setting in dB) dB
± (0.3 dB + 5% of attenuation setting in dB) dB
VSWR
1.0 - 1.5 GHz
0.5 - 2.0 GHz
Ratio
—
1.5:1
—
Ratio
—
1.9:1
—
Trise, Tfall
10% to 90% RF, 90% to 10% RF
ns
—
200
—
Ton, Toff
50% Control to 90% RF,50% Control to 10% RF ns
—
200
—
Transients
In Band
mV
—
75
—
1 dB Compression
Input Power, 0.5 GHz
Input Power, 0.9 GHz
dBm
—
25
—
dBm
—
25
—
0.5 GHz
IP₂
0.5 - 2.0 GHz
Measured Relative to Input
dBm
—
65
—
dBm
—
71
—
(for two-tone Input Power up to +5 dBm)
0.5 GHz
IP₃
0.5 - 2.0 GHz
Measured Relative to Input
dBm
—
43
—
dBm
—
47
—
(for two-tone Input Power up to +5 dBm)
I_C
Vc  5 V
µA
—
—
10
I_VS
—
µA
—
—
20
4. External DC blocking capacitors are required on all RF ports. Loss varies at 0.003 dB/°C.
Absolute Maximum Ratings ^5,6
Parameter
Input Power
50 MHz
500 - 2000 MHz
Control Voltage
Operating Temperature
Storage Temperature
Absolute Maximum
+27 dBm
+34 dBm
-0.5 V < V_C < 8.5 V
-40°C to +85°C
-65°C to +150°C
5. Exceeding any one or combination of these limits may cause
permanent damage to this device.
6. MACOM does not recommend sustained operation near these
survivability limits.
Truth Table⁷
VC1 VC2 VC3 VC4
1111
1110
1101
1011
0111
0000
7. 0 = 0 ± 0.2 V, 1 = +5 V
Attenuation (dB)
Reference Insertion Loss
2
4
8
16
30
2
M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
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