MAX1491CAI

$10.15

Description：SINGLE-CHIP ADC WITH LCD DRIVERS
Series：-

SKU:1e2eca645b30 Category: ADCs/DACs - Special Purpose Brand: Analog Devices Inc./Maxim Integrated

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Product introduction

MAX1491CAI is listed in the ADCs/DACs - Special Purpose range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is SINGLE-CHIP ADC WITH LCD DRIVERS. Review the specifications below when checking this part for your BOM.

ADCs/DACs - Special Purpose specifications for MAX1491CAI

Description：SINGLE-CHIP ADC WITH LCD DRIVERS
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Bulk
Type：ADC
Number of Channels：1
Resolution (Bits)：3.5 Digit
Sampling Rate (Per Second)：5
Data Interface：-
Voltage Supply Source：Analog and Digital
Voltage - Supply：2.7V ~ 5.25V, 2.7V ~ 5.25V
Operating Temperature：0°C ~ 70°C
Mounting Type：Surface Mount
Package / Case：28-SSOP (0.209", 5.30mm Width)
Supplier Device Package：28-SSOP
Grade：-
Qualification：-

ADCs/DACs - Special Purpose datasheet and documents for MAX1491CAI

MAX1491CAI

ADCs/DACs - Special Purpose Overview

The MAX1491CAI is a low-power, 3.5-digit analog-to-digital converter (ADC) with an integrated liquid crystal display (LCD) driver. It operates from a single 2.7V to 5.25V supply and features a sigma-delta architecture providing over 100dB of simultaneous 50Hz and 60Hz rejection. The device includes an internal reference, a high-accuracy oscillator, and a triplexed LCD driver. It supports selectable input ranges of ±200mV or ±2V and offers automatic offset calibration with a maximum operating current of 980µA.

ADCs/DACs - Special Purpose Feature Summary

3.5-digit resolution (±1999 count) with sigma-delta ADC architecture
Integrated triplexed LCD driver and internal high-accuracy oscillator
Over 100dB simultaneous 50Hz/60Hz noise rejection
Selectable voltage reference: Internal 2.048V or external

ADCs/DACs - Special Purpose Applications

Digital panel meters
Hand-held meters
Digital voltmeters
Digital multimeters

ADCs/DACs - Special Purpose Part Context

The MAX1491 belongs to the MAX149x family of low-power ADCs, which also includes the MAX1493 and MAX1495 for higher 4.5-digit resolutions. The CAI suffix indicates a commercial temperature range variant housed in a 28-pin SSOP package.

Explore related parts through Data Acquisition, Integrated Circuits (ICs), all product categories, ChipApex homepage.

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