Datasheet Details
| Part number | F1956 |
|---|---|
| Manufacturer | IDT |
| File Size | 6.77 MB |
| Description | 7-Bit 0.25 dB Wideband Digital Step Attenuator |
| Datasheet |
 F1956 Datasheet
|
|
|
General Description
This document describes the specification for the F1956 Digital Step Attenuator.
The F1956 is part of IDT’s Glitch-FreeTM family of DSAs optimized for the demanding requirements of Base Station (BTS) radio cards and numerous other non-BTS applications.
Key Features
- Serial & 7-bit Parallel Interface.
- 31.75 dB Range.
- 0.25 dB steps.
- Glitch-FreeTM: low transient overshoot.
- 500 ns settling time.
- Ultra linear > 64 dBm IIP3.
- Low Insertion Loss < 1.7 dB @ 4 GHz.
- Attenuation error < ±0.2 dB @ 4 GHz.
- Bi-directional RF use.
- 3.3 V or 5 V Supply.
- 1.8 V or 3.3 V control logic.
- Low Current Consumption: 350 μA typical.
- -40 °C to +105 °C operating temperature.
- 5 mm x 5 mm Thin QFN 32 pin package.