ZSSC4169DE5T

Overview

The ZSSC4169DE5T is an automotive-grade sensor signal conditioning integrated circuit manufactured by Renesas Electronics. It belongs to the ZSSC416x series and is designed for high-precision amplification and digital correction of differential bridge sensor signals. The device features a maximum analog gain range of 2.1 to 200, supporting resistive bridges and voltage source inputs. It incorporates a 16-bit RISC microcontroller for digital compensation of offset, sensitivity, temperature drift, and nonlinearity. Calibration coefficients are stored in integrated non-volatile memory (NVM). The component operates within a supply voltage range of 4.75 V to 5.25 V and supports SENT and I2C output interfaces. It is qualified under AEC-Q100 standards and functions reliably across a temperature range of -40°C to +150°C.

Feature Summary

• Digital compensation engine utilizing a 16-bit RISC microcontroller to correct offset, sensitivity, temperature drift, and nonlinearity without external trimming components.
• Integrated non-volatile memory (NVM) for reliable storage of calibration coefficients and configuration data, ensuring data retention in automotive environments.
• SENT interface capability enabling rapid transmission of sensor data through a single output pin, with supplementary data sent via a serial slow channel.
• Optimized for automotive applications with overvoltage protection, reverse polarity protection, and robust electromagnetic compatibility (EMC) performance.

Applications

• Automotive pressure sensors requiring high accuracy and digital signal conditioning.
• Temperature sensing systems utilizing resistive bridge or voltage source transducers.
• Safety-critical automotive subsystems demanding AEC-Q100 qualified signal processing.
• IoT sensor nodes integrating with MCU/MPU platforms via standardized interfaces.

Procurement Notes

Verify the specific suffix DE5T against official Renesas documentation to confirm package type and tape/reel specifications. Confirm current availability status as distribution channels may indicate limited stock or special order requirements. Ensure compliance with RoHS directives and check for any regional sales restrictions before finalizing procurement plans.

Selection Notes

Select this component when designing systems that require precise digital correction of analog sensor signals without external calibration hardware. It is suitable for applications needing SENT protocol support for efficient data transmission. Consider the 4.75 V to 5.25 V supply requirement and the -40°C to +150°C operating temperature range during system integration.

Part Context

The ZSSC4169DE5T is part of the broader ZSSC416x and ZSSC417x family of sensor signal conditioners from Renesas. This family complements Renesas' MCU portfolio by providing specialized analog front-end capabilities. The ZSSC4169 specifically targets resistive SSC applications, offering a balance of high precision and low assembly cost through its internal digital calibration features.

Replacement Considerations

Consult official substitution guides for equivalent parts within the ZSSC416x series. Verify pinout compatibility and electrical parameter alignment if considering alternative sensor interface ICs from other manufacturers.