Features
- 14 I2C-programmable 10-bit DACs
- Integrated programmable VCOM calibrator
- VCOM op amp
- 2 Banks of volatile memory for DACs
- 4.5V to 19V analog supply range
- 2.25V to 3.6V digital supply range
- 20mA analog supply current (unloaded)
- 700μA digital supply current
- I2C serial interface
- Pb-free (RoHS compliant)
ISL24822 Functional Diagram
Description
Support is limited to customers who have already adopted these products.
The ISL24822 is a programmable 14-Channel, 10-bit reference voltage generator with a digitally-controlled VCOM Calibrator and op amp. Two selectable banks of 14 channels allow fast hardware or software switching between 2 different gamma curves. The ISL24822 is configured and controlled via a standard I2C Interface. The ISL24822 is available in a 32 Ld TQFN package and is specified for operation over the -40°C to +85°C temperature range.
Parameters
| Attributes | Value |
|---|---|
| Channels (#) | 14 |
| Rail-to-Rail | Out |
| Supply Voltage Vs Range | 5 to 19 |
| IS (mA) | 20 |
| Bus Interface Speed (MHz) | 0.4 |
| Interface | I2C |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| TQFN | 5 x 5 x 0.8 | 32 | 0.5 |
Applications
- TFT-LCD Drive Circuits
- Reference Voltage Generators
| Part Number | Status | Samples | Stock | RoHS | Package | Lead Count (#) | Pkg. Dimensions (mm) | Pb (Lead) Free | Temp. Range (°C) |
|---|---|---|---|---|---|---|---|---|---|
| ISL24822IRTZ-T13 | Active | N/A | Out of Stock | RoHS:EN RoHS:JA | TQFN | 32# | 5 x 5 x 0.8 | Yes | -40 to +85°C |
| ISL24822IRTZ | Obsolete | N/A | Out of Stock | RoHS:EN RoHS:JA | TQFN | 32# | 5.0 x 5.0 x 0.75 | -40 to +85°C |
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- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- End Of Life NoticePDF 200 KB PLC15033 Jun 11, 2015
- Product Change NoticePDF 135 KB PCN12084 Oct 15, 2012
- Application NotePDF 357 KB an1694 Jan 19, 2004AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
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- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- Application NotePDF 357 KB an1694 Jan 19, 2004AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
Application Notes & White Papers (2)
- End Of Life NoticePDF 200 KB PLC15033 Jun 11, 2015
- Product Change NoticePDF 135 KB PCN12084 Oct 15, 2012
Product Notices (PCN, EOL, etc) (3)
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