IDTF1953 Overview
This document describes the specification for the IDTF1953 Digital Step Attenuator. The F1953 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.
IDTF1953 Key Features
- Glitch-FreeTM, < 0.6 dB transient overshoot
- Spurious Free Design
- 2.7 to 3.6 V supply
- Attenuation Error < 0.5 dB @ 2 GHz
- Low Insertion Loss < 1.4 dB @ 2 GHz
- Excellent Linearity >+60 dBm IP3I
- Fast settling time, < 400 ns
- Serial or Parallel Interface 31.5 dB Range
- Stable Integral Non-Linearity over temperature
- Low Power Consumption < 200 uA