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AT-267TR-3000 Datasheet(PDF) 2 Page - Tyco Electronics |
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AT-267TR-3000 Datasheet(HTML) 2 Page - Tyco Electronics |
2 / 3 page Digital Attenuator, 1-Bit, 15 dB DC-2.0 GHz AT-267 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. • North America Tel: 800.366.2266 / Fax: 978.366.2266 • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. V4 2 Truth Table 4,5 Mode (Control) V1 V2 Attenuation Positive 4 0 ± 0.2V +2.5V to +5V +2.5V to +5V 0 ± 0.2V 15 dB Reference State Negative 5 0 ± 0.2V -2.5V to -5V -2.5V to -5V 0 ± 0.2V Reference State 15 dB 4. External DC blocking capacitors are required as noted. 5. If negative control is used, DC blocking capacitors are not required on RF ports and ground. Electrical Specifications3: TA = 25°C, VC = +2.5 Volts, Z0 = 50 Ω Positive Control Voltage Schematic 5 4 1 3 2 39 pF 39 pF 39 pF SOT-25 Parameter Test Conditions Units Min Typ Max Insertion Loss (Reference State) 1.0 GHz 2.0 GHz dB — — 0.3 0.4 0.4 0.5 Attenuation 1.0 GHz 2.0 GHz dB dB 14.6 14.4 15.1 14.9 15.6 15.4 VSWR 1.0 GHz 2.0 GHz Ratio Ratio — — 1.2:1 1.3:1 — — Input IP3 1.0 GHz Insertion Loss State Attenuation State dBm dBm 40 40 50 50 — — P1dB 1.0 GHz Insertion Loss State Attenuation State dBm dBm 24 20 26 23 — — Control Current — µA — — 10 Trise, Tfall 10% to 90% RF, 90% to 10% RF nS — 29 — Ton, Toff 50% Control to 90% RF, 50% Control to 10% RF nS — 50 — Transients In-band mV — 10 — 3. For positive voltage control, external DC blocking capacitors are required on all RF ports (pins 1, 2 and 3). |
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