AT90-0413

Digital Attenuator, 15 dB, 4-Bit, TTL Driver, DC - 4.0 GHz V 3.00 AT90-0413 Features n n n n n n n CSP-1 Attenuation: 1 dB Steps to 15 dB Low DC Power Consumption Small Footprint, JEDEC Package Integral TTL Driver 50 Ohm Impedance Test Boards Available Tape and Reel Packaging Available Description M/A-COM’s AT90-0413 is a GaAs FET 4-Bit digital attenuator with integral driver. Step size is 1 dB providing a 15 dB attenuation range. This device is in an FQFP-N plastic surface mount package. The AT90-0413 is suited for applications where accuracy, fast speed, low power consumption and low costs are required. Electrical Specifications: TA = 25°C Parameter Insertion Loss Attenuation Accuracy VSWR Switching Speed 1 dB Compression Input IP3 +Vcc -Vee Logic “0” Logic “1” Icc -Iee Test Conditions — Individual Bits or Combination of Bits Full Attenuation Range 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% — Two-tone Inputs up to +5 dBm — — Sink Current is 20 µA max. Sink Current is 20 µA max. Vcc min to max, Logic “0” or “1” -Vee min to max, Logic “0” or “1” Frequency DC-2.5 GHz DC-4.0 GHz DC-2.5 GHz DC-4.0 GHz DC-2.5 GHz DC-4.0 GHz — — 50 MHz 0.5-4.0 GHz 50 MHz 0.5-4.0 GHz — — — — — — Units dB dB dB dB Ratio Ratio nS nS dB dB dB dB V V V V mA mA Min. — — — — — — — — — — — — 4.75 -8.0 0.0 2.0 — — Typ. 2.0 2.5 — — 1.5:1 1.8:1 75 20 +21 +29 +35 +48 5.0 -5.0 — — 0.2 -0.2 Max. 2.5 3.0 ±(0.3+4% of atten setting) ±(0.3+6% of atten setting) 1.8:1 2.0:1 150 50 — — — — 5.25 -4.75 0.8 5....