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LTC2321-12 Datasheet 2Msps Differential Input ADC

Manufacturer: Linear Technology (now Analog Devices)

General Description

n 2Msps Throughput Rate n ±0.5LSB INL (Typ) n Guaranteed 12-Bit, No Missing Codes n 8VP-P Differential Inputs with Wide Input Common Mode Range n 73dB SNR (Typ) at fIN = 500kHz n –85dB THD (Typ) at fIN = 500kHz n Guaranteed Operation to 125°C n Single 3.3V or 5V Supply n Low Drift (20ppm/°C Max) 2.048V or 4.096V Internal Reference n 1.8V to 2.5V I/O Voltages n CMOS or LVDS SPI-Compatible Serial I/O n Power Dissipation 30mW/Ch (Typ) n Small 28-Lead (4mm × 5mm) QFN Package APPLICATIONS n High Speed Data Acquisition Systems n Communications n Remote Data Acquisition n Imaging n Optical Networking n Automotive n Multiphase Motor Control The LTC®2321-12 is a low noise, high speed dual 12-bit + sign successive approximation register (SAR) ADC with differential inputs and wide input common mode range.

Operating from a single 3.3V or 5V supply, the LTC2321-12 has an 8VP-P differential input range, making it ideal for applications which require a wide dynamic range with high common mode rejection.

The LTC2321-12 achieves ±0.5LSB INL typical, no missing codes at 12 bits and 73dB SNR.

Overview

LTC2321-12 Dual, 12-Bit + Sign, 2Msps Differential Input ADC with Wide Input Common Mode.