SBA-218-63DB-6B-SFF Active

Switched BIT Attenuator

Quantic PMI Model SBA-218-63DB-6B-SFF is a Switched BIT Attenuator operating from 2 to 18 GHz. Designed to be switched between a low loss state and six set attenuation states. The settings are selected by six independent bit controls. Housing size is 1.15" x 0.85" x 0.5" with SMA Female connectors.

Product Specifications

General Parameters:
Status: Active
Frequency Range (GHz): 2 to 18
Frequency Min (GHz): 2
Frequency Max (GHz): 18
Attenuation Range (dB): 0 to 63 dB (Over IL)
Insertion Loss (dB): 7 dB Max (2 to 8 GHz),
8.5 dB Max (8 to 12 GHz),
9.5 dB Max (12 to 16 GHz),
10.5 dB Max (16 to 18 GHz)
VSWR: 2.0:1 Max
Switching Speed: 80 ns Max
Input Power: 25 dBm CW Min
Nominal Attenuation Res: 1 dB
Actual Attenuation Res: 1 ± 0.2 dB goal
Ripple and Slope: 2 dB Typ (0 to 31 dB) - 2 to 18 GHz, Over Temp
4 dB Typ (31 to 63 dB) - 2 to 18 GHz, Over Temp
0.6 dB Typ (0 to 31 dB) - Over any 1 GHz, Over Temp
1.2 dB Typ (31 to 63 dB) - Over any 1 GHz, Over
Harmonics: -38 dBc Max @ 18 dBm Input
-40 dBc Max @ 15 dBm Input
-45 dBc Max @ 12 dBm Input
Switching Rate: 1 MHz Min
TTL Control: 6 BIT
"1 = Insertion Loss"
"0 = Attenuation"
Symmetry: Bi-Directional
Video Leakage: -55 dBm Max, 1 to 18 GHz (Measured with Spectrum Analyzer set to RF Video BW Resolution: 3 MHz)
DC Voltage: +5 VDC ± 5% @ 200 mA Max
-12 VDC ± 5% @ 300 mA Max
Digital Control: 6 BIT
Connectors: SMA Female per MIL-C-39012 - removable
Size: 1.15" x 0.85" x 0.50"
Finish: Painted Blue
Export Classification (ECCN): EAR99
Environmental Ratings:
Operating Temperature: 0 °C to +71 °C
Non-Operating Temperature: -20 °C to +85 °C
Humidity: MIL-STD-8100, METHOD 507.2, PRIII, AGGREVATED RH95%+/-5%
Shock: MIL-STD-8100, METHOD 516.3 HALF SINE 20G, 11ms
Vibration: MIL-STD-202F, METHOD 2140, TC E, FIGURE 214-1, 3 HRS EA AXIS
Altitude: 40, 000FT, NON-OPERATING
Temperature Cycle: MIL-STD-202F, METHOD 1070 COND. A
Fungus: MIL-STD-8100, METHOD 508 IAW MIL-HDBK-454, GUIDELINE 4
SALT FOG AND SPRAY: MIL-STD-8100, METHOD 509.2 (5% NaCl FOR 48 HOURS)
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