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| 7 Bit Digital Attenuator Attenuation Range: 12.7 dB Features 50 - 250 MHz 12.7 dB Attenuation Range Integral TTL Driver Operating Temp. -55C to +85C Environmental Screening available Model TAD5009 50 to 250 MHz Maximum Ratings Ambient Operating Temperature . . . . . . . . . . . -55C to +100C Storage Temperature . . . . . . . . . . . . . . . . . . . . . -65C to +125C Case Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +125C DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +6 Volts Continuous RF Input Power . . . . . . . . . . . . . . . . . . . . +20 dBm Specifications CHARACTERISTIC Frequency Insertion Loss (dB) Attenuation Range (dB) Steps (dB) 0.1 to 0.8 dB Accuracy 0.9 to 6.3 dB 6.4 to 12.7 dB VSWR Switching Speed (sec) Switching Transients (V) DC Bias Vdc mA 1.25:1 2.5 0.8 +5 10 Pin Layout TYPICAL Ta = 25C 50 - 250 MHz 3 0.1 - 12.7 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4 MIN/MAX Ta = -55C to +85C 50 - 250 MHz 4.2 0.1 - 12.7 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4 (0.05 dB + 2%) Max. (0.20 dB + 2%) Max. (0.30 dB + 3%) Max. 1.5:1 5 1.0 +5 15 Max. Max. Max. Max. Gnd RF1 Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd RF2 TAD5009 +5V Gnd Gnd 3.2 dB Gnd 1.6 dB 0.2 dB 0.1 dB 0.4 dB 0.8 dB 6.4 dB Gnd Gnd Gnd Gnd Gnd Gnd Gnd Gnd Max. Control Input 7 Line TTL 1 0 Attenuator Setting Attenuate Thru Note: Care should always be taken to effectively ground the case of each unit Packaging Options (see Appendix) 38 Pin DIP (DP-8) Typical Performance Data Insertion Loss (dB) 8 6 4 2 0 Start 50 MHz Stop 250 MHz VSWR 2.0 1.5 1.0 Start 50 MHz Stop 250 MHz www.specwave.com SPECTRUM CONTROL GmbH * Hansastrasse 6 * 91126 Schwabach, Germany * Phone: (49)-9122-795-0 * Fax: (49)-9122-795-58 SPECTRUM MICROWAVE * 2144 Franklin Drive N.E. * Palm Bay, Florida 32905 * Phone: (888) 553-7531 * Fax: (888) 553-7532 819 Attenuators Truth Table |
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