AT65-0283 datasheet pdf

Digital Attenuator, 15.5 dB, 5-Bit, TTL Driver, DC - 2.0 GHz AT65 - 0283

Digital Attenuator, 15.5 dB, 5-Bit, TTL Driver, DC - 2.0 GHz AT65 - 0283

Specifications

Description M/A-COM's AT65-0283 is a GaAs FET 5-bit digital attenuator with integral TTL driver. Step size is 0.5 dB providing a 15.5 dB total attenuation range. This device is in a SOIC-16 plastic surface mount package. The AT65-0283 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Package outline conforms to JEDEC standard MS-013AA. Parameter Test Conditions Frequency Units Min Typical Max Insertion Loss — DC - 1.0 GHz DC - 2.0 GHz dB dB — — 2.0 2.3 2.5 2.7 Attenuation Accuracy Any Bit Any Combination of Bits DC - 2.0 GHz DC -2.0 GHz dB dB — — — — ±(.3 +4% of atten) ± (.3 +6% of atten) VSWR Full Range DC - 2.0 GHz Ratio — 1.5:1 1.8:1 Switching Speed 1 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% — — nS nS — — 75 20 150 50 1 dB Compression — — 50 MHz 0.5 - 2.0 GHz dBm dBm — — +21 +29 — — Input IP 3 Two-tone inputs up to +5 dBm 50 MHz 0.5-2.0 GHz dB dB — — +35 +48 — — Vcc -Vee — — — — V V 4.75 -8.0 5.0 -5.0 5.25 -4.75 Logic “0” Sink Current is 20 μA max. — V 0.0 — 0.8 Logic “1” Source Current is 20 μA max. — V 2.0 — 5.0 Icc Vcc min to max, Logic “0” or “1” — mA — 0.2 6 -Iee -Iee min to max, Logic “0” or “1” — mA — -0.2 -1 1.Decoupling capacitors (.01 μF) are required on power supply lines.