Linear Technology LTC2328-18 18-Bit SAR ADC Datasheet

The LTC

Brand
Category: Input ADC
Document type: Datasheet
Language: English
Pages: 25
File format: PDF
File size: 509 KB
Published: 03 July, 2014
Updated: 25 September, 2023
MD5 checksum: 0B3C2BD34A4B81F6F09649F03A13749B
PDF: Linear Technology LTC2328-18 18-Bit SAR ADC Datasheet PDF

About this manual

The LTC2328-18 is an 18-bit, 1Msps analog-to-digital converter featuring true bipolar input ranges of ±6.25V, ±10.24V, and ±12.5V. It operates from a single 5V supply and includes an onboard temperature-compensated reference buffer to simplify circuit design for high-voltage applications.

Key performance characteristics include a guaranteed 18-bit resolution with no missing codes, a maximum integral nonlinearity (INL) of ±5LSB, and a typical signal-to-noise ratio (SNR) of 95dB. The device utilizes an SPI-compatible serial interface supporting logic levels from 1.8V to 5V and features daisy-chain capability for multi-device configurations.

What's inside

Features
Applications
Pin Configuration
Absolute Maximum Ratings
Electrical Characteristics
Typical Application Circuit

Specifications

Resolution	18 Bits
Sampling Rate	1Msps
Input Range	±6.25V, ±10.24V, ±12.5V
Signal-to-Noise Ratio (SNR)	95dB
Integral Linearity Error (INL)	±5LSB
Supply Voltage	Single 5V

Frequently asked questions

What is the maximum sampling rate of the LTC2328-18?

The device has a fast throughput rate of 1Msps with no cycle latency.

Does the LTC2328-18 have missing codes?

No, the device guarantees 18-bit operation with no missing codes.

What is the typical SNR of this ADC?

The typical signal-to-noise ratio (SNR) is 95dB at an input frequency of 2kHz.

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