ZSSC4169DE5T-APC

Overview

The ZSSC4169DE5T-APC is an automotive-grade sensor signal conditioner featuring a single differential bridge input and SENT or I2C output. It integrates a 16-bit RISC microcontroller for digital compensation of offset, gain, nonlinearity, and temperature drift. The device supports analog gains from 2.1 to 200 with 14-bit resolution. Operating temperatures range from -40°C to +150°C, with accuracy specified at ±0.50% FSO between -40°C and 125°C. Supply voltage is 4.5V to 5.5V.

Feature Summary

• Digital compensation for sensor offset, sensitivity, temperature drift, and nonlinearity via integrated 16-bit RISC microcontroller
• SENT interface for fast data transmission with supplementary slow channel data
• Integrated non-volatile memory (NVM) for storing calibration coefficients and configuration data
• Optimized for automotive environments with overvoltage protection, reverse polarity protection, and electromagnetic compatibility

Applications

• Automotive pressure sensors
• Automotive temperature sensors
• Automotive acceleration sensors
• Automotive fluid level sensors

Procurement Notes

Verify the specific package variant, as the base model ZSSC4169 is available in TSSOP-16 and VFQFPN-24 packages. Confirm that the suffix DE5T-APC corresponds to the required automotive qualification and lead-free status. Ensure the selected interface (SENT or I2C) matches the system design requirements before procurement.

Selection Notes

Select this component when high-precision amplification and digital correction of resistive bridge sensors are required in automotive applications. The choice depends on the need for SENT output for efficient data transfer or I2C for calibration access. Consider the operating temperature range and the specific gain requirements of the target sensor type.

Part Context

The ZSSC4169 belongs to the IDT ZSSC416x series of CMOS integrated circuits designed for precise signal conditioning. It is part of Renesas Electronics' portfolio following industry consolidations. This series targets the automotive market by providing robust solutions for sensor signal processing with integrated digital compensation capabilities.

Replacement Considerations

Check for direct substitutes within the ZSSC416x family, such as variants with different pin counts or interfaces. Verify functional equivalence regarding gain ranges, resolution, and automotive qualification levels before substitution.