IDTF1950 Overview
This document describes the specification for the IDTF1950 Digital Step Attenuator. The F1950 is part of a family of Glitch-FreeTM DSAs optimized for the demanding requirements of munications Infrastructure. These devices are offered in a pact 4x4 QFN package with 50 Ω impedances for ease of integration into the radio system.
IDTF1950 Key Features
- Glitch-FreeTM, < 0.6 dB transient overshoot
- Spurious Free Design
- 3V to 5V supply
- Attenuation Error < 0.3 dB @ 2 GHz
- Low Insertion Loss < 1.3 dB @ 2 GHz
- Excellent Linearity +65 dBm IP3I
- Fast settling time, < 400 nsec
- Class 2 JEDEC ESD (> 2kV HBM)
- Serial & Parallel Interface 31.75 dB Range
- 4x4 mm Thin QFN 24 pin package
