AT90-0001

Digital Attenuator, 31.0 dB, 5-Bit, TTL Driver, DC-6.0 GHz V 5.00 AT90-0001 Features n n n n n n n CSP-1 Attenuation: 1.0 dB Steps to 31 dB High Accuracy to 6 GHz Small Footprint, JEDEC Package Integral TTL driver 50 ohm impedance Test boards are available Tape and Reel Packaging Available Description M/A-COM’s AT90-0001 is a GaAs FET 5-bit digital attenuator with an integral TTL driver. Step size is 1.0 dB providing 31 dB total attenuation range. This device is in a 32 lead FQFP-N surface mount package. Due to superior grounding techniques this digital attenuator offers superior performance to 6 GHz. The AT90-0001 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Electrical Specifications TA = +25°C Parameter Insertion Loss Test Conditions — Frequency DC - 2.0 GHz DC - 4.0 GHz DC - 6.0 GHz DC - 6.0 GHz DC - 6.0 GHz DC - 2.0 GHz DC - 6.0 GHz 50 MHz 0.5 - 6.0 GHz 50 MHz 0.5 - 6.0 GHz 50 MHz 0.5-6.0 GHz — — — — — — — — Units dB dB dB dB dB Ratio Ratio dBm dBm dBm dBm dB dB V V nS nS V V mA mA Min — — — — — — — — — — — — — 4.75 -8.0 — — 0.0 2.0 — — Typical 2.5 3.3 5.0 — — 1.4:1 1.7:1 +22 +28 +43 +60 +37 +48 5.0 -5.0 25 15 0.2 -0.2 Max 3.1 3.8 5.8 ±(0.3 +4% of atten.) ±(0.3 +5% of atten.) 1.7:1 2.4:1 — — — — — — 5.25 -4.75 — — 0.8 5.0 6 -1 Attenuation Accuracy VSWR 1 dB Compression Input IP2 Input IP3 Vcc -Vee Switching Speed Logic "0" Logic "1" Icc -Iee 1 to 24 dB Bits 25 to 31 dB Bits Full Range — — Two tone in...