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ISL24821
12-Channel Programmable Switchable I²C TFT-LCD Reference Voltage Generator with Integrated 1-Channel Op Amp and V_COM Calibrator

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Typical Diagram

Key Features

• 12-Channel Programmable Switchable
• 1 Op Amp
• Integrated Programmable V_COM Calibrator
• Programmable with 15mV Resolution
• Digital Supply 3.3V
• Supply Current of 20mA (Without Load)
• Rail-to-rail Capability
• I²C Interface
• Pb-Free (RoHS Compliant)

Description

The ISL24821 is a 12-channel programmable switchable reference voltage generator with 1-Channel of op amp gamma drivers and integrated V_COM calibrator, for a complete 13-channel total solution for TFT-LCD displays.

ISL24821 includes an I²C interface for programming the offset values.

ISL24821 is available in a 32 Ld TQFN package and is specified for operation over the -40°C to +85°C temperature range.

Applications

• TFT-LCD Drive Circuits
• Reference Voltage Generators

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