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ISL267817 Functional Diagram

ISL267817IBZ-T

Obsolete
Renesas Electronics Corporation

12-BIT DIFFERENTIAL INPUT 200KSPS SAR ADC

ISL267817 Functional Diagram

ISL267817IBZ-T

Obsolete
Renesas Electronics Corporation

12-BIT DIFFERENTIAL INPUT 200KSPS SAR ADC

Description

General part information

ISL267817 Series

The ISL267817 is a 12-bit, 200kSPS sampling SAR-type ADC which features excellent linearity over supply and temperature variations, and provides a drop-in compatible alternative to all ADS7817 performance grades. The robust, fully-differential input offers high impedance to minimize errors due to leakage currents, and the specified measurement accuracy is maintained with input signals up to the supply rails.The reference accepts inputs between 0.1V to 2.5V, providing design flexibility in a wide variety of applications. The ISL267817 also features up to 8kV Human Body Model ESD survivability.The serial digital interface is SPI compatible and is easily interfaced to popular FPGAs and microcontrollers. Operating from a 5V supply, power dissipation is 2.15mW at a sampling rate of 200kSPS, and just 25µW between conversions utilizing the Auto Power-Down mode, making the ISL267817 an excellent solution for remote industrial sensors and battery-powered instruments. It is available in the compact, industry-standard 8 Lead SOIC and MSOP packages and is specified for operation over the industrial temperature range (-40 °C to +85 °C).

Technical Specifications

Parameters and characteristics for this part

SpecificationISL267817IBZ-T
ArchitectureSAR
ConfigurationS/H-ADC
Data InterfaceSPI
Input TypeDifferential
Mounting TypeSurface Mount
Number of A/D Converters1 count
Number of Bits12 bits
Number of Inputs1
Operating Temperature (Max)85 °C
Operating Temperature (Min)-40 °C
Package Length0.154 in
Package Name8-SOIC
Package Width3.9 mm
Ratio - ADC1
Ratio - S/H1
Reference TypeExternal
Sampling Rate (Per Second)200 kHz
Voltage - Supply, Analog5 V
Voltage - Supply, Digital5 V

Pricing

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