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LTC2440 - 24-Bit High Speed Differential delta-sigma ADC

Description

The LTC®2440 is a high speed 24-bit No Latency ∆∑TM ADC with 5ppm INL and 5µV offset.

It uses a proprietary delta-sigma architecture enabling variable speed and resolution with no latency.

Features

  • n Up to 3.5kHz Output Rate (External fO) n Selectable Speed/Resolution n 2µVRMS Noise at 880Hz Output Rate n 200nVRMS Noise at 6.9Hz Output Rate with Simultaneous 50/60Hz Rejection n 0.0005% INL, No Missing Codes n Autosleep Enables 20µA Operation at 6.9Hz n.

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Full PDF Text Transcription

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LTC2440 24-Bit High Speed Differential ∆∑ ADC with Selectable Speed/Resolution FEATURES n Up to 3.5kHz Output Rate (External fO) n Selectable Speed/Resolution n 2µVRMS Noise at 880Hz Output Rate n 200nVRMS Noise at 6.9Hz Output Rate with Simultaneous 50/60Hz Rejection n 0.0005% INL, No Missing Codes n Autosleep Enables 20µA Operation at 6.9Hz n <5µV Offset (4.5V < VCC < 5.
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