DTA-812-80-14B-SFF OPT10D27 Preliminary

Digitally Tuned Attenuator

DTA-812-80-14B-SFF OPT10D27
Product Feature

Quantic PMI Model DTA-812-80-14B-SFF OPT10D27 is a high resolution Digitally Tuned Attenuator that is designed for phased array antenna element applications and operates from 8 to 12 GHz, optimized for 10.27 GHz with an attenuation range of 80 dB in 0.005 dB steps.  This unit has a survival input power level of 30 dBm; an insertion loss of 10 dB maximum; tuned using 14-bit (+3.3 V RS-422 Control) through a 37-Pin High-I Density D-Sub male connector and has SMA female connectors in a housing measuring 3.25" x 2.0" x 0.5".

Product Specifications

General Parameters:
Status: Preliminary
Frequency Range (GHz): 8 to 12, Optimized for 10.27
Frequency Min (GHz): 8
Frequency Max (GHz): 12
Attenuation Range (dB): 80 dB
Attenuation Step Size - LSB (dB): 0.005 dB
Attenuation Accuracy (dB): ± 1.5 dB Max (10.27 ± 0.5 GHz)
Insertion Loss (dB): 5 dB Goal, 10 dB Max
VSWR: 2.0:1 Max (8 to 12 GHz)
1.5:1 Max (10.27 ± 0.5 GHz)
Operating Input Power: 20 dBm
Survival Power: 30 dBm Max
Power Supply: +12 V @ 250 mA Max,
-12 V @ 100 mA Max
Switching Speed: 400 ns Max
Latch: +3.3 V RS-422 Differential
(+5 V Tolerant, See Product Feature for Timing Diagram)
Digital Control: 14 BIT, +3.3 V RS-422 Differential
(+5 V Tolerant)
DC Connector: 37 Pin D-Sub male
Connectors: SMA Female
Size: 3.25” x 20” x 0.50”
Finish: Painted Blue, Mounting Surface Gold Plated
Export Classification (ECCN): EAR99
Environmental Ratings:
Operating Temperature: 10 °C to +30 °C (Other Temperature Ranges from -40 to +85 °C available)
Non-Operating Temperature: -40 °C to +85 °C
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