ISL26102AVZ

Analog To Digital Converters (ADC) Overview

The ISL26102AVZ is a low-noise, 24-bit Analog-to-Digital Converter (ADC) from the ISL26102 series by Renesas Electronics. It integrates a programmable gain amplifier with two differential, multiplexed inputs. The device utilizes a Sigma-Delta architecture and supports conversion rates ranging from 2.5 Sps to 4 kSps. It operates on an analog supply voltage of 4.75 V to 5.25 V and a digital supply voltage of 2.7 V to 5.25 V. The component features a serial interface and is housed in a TSSOP package. It is specified for operation over an extended temperature range of -40°C to +105°C.

Analog To Digital Converters (ADC) Feature Summary

• Integrates a low-noise programmable gain amplifier with gains ranging from 1 to 128.
• Features a 3rd-order Delta-Sigma modulator providing up to 21.5 bit noise-free performance at 10 Sps.
• Supports multiple clock sources including external crystals or an on-chip oscillator.
• High input impedance allows direct connection to sensors such as load cell bridges.

Analog To Digital Converters (ADC) Applications

• Weigh scales
• Temperature monitors and controls
• Load safety systems
• Industrial process control
• Pressure sensors

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix AVZ against official Renesas documentation to confirm package type and tape/reel specifications. Ensure compatibility with required operating temperatures and supply voltages. Confirm moisture sensitivity levels and handling requirements prior to assembly. Cross-reference datasheet revisions to ensure design continuity.

Analog To Digital Converters (ADC) Selection Notes

Select this component for applications requiring high-resolution measurement with integrated signal conditioning. The dual-channel configuration suits multiplexed sensor arrays. Consider the available gain settings and sampling rates relative to the target application's bandwidth requirements. Verify that the serial interface protocol matches the host microcontroller capabilities.

Analog To Digital Converters (ADC) Part Context

The ISL26102AVZ belongs to the ISL26102 family of precision data converters. This series includes variants like the ISL26104, which offers four channels. These devices are designed for industrial and instrumentation applications demanding high accuracy and low noise. The integration of the PGA reduces external component count and simplifies board layout.

Analog To Digital Converters (ADC) Replacement Considerations

Check for pin-compatible alternatives within the Renesas portfolio if lead times are critical. Verify that any substitute maintains the same 24-bit resolution and low-noise characteristics. Ensure the replacement supports the required 4 kSps sampling rate and extends across the -40°C to +105°C temperature range.