会社ブログについて Renesas ZSC31014 Resistive Sensor Signal Conditioner: High-precision Digital Output, Enabling Intelligent Sensor Calibration

Shenzhen Mingjiada Electronics Co., Ltd. has the Renesas ZSC31014 resistive sensor signal conditioner in stock: high-precision digital output, brand new and genuine, available for both sample and bulk purchases.

ZSC31014 Product Overview

In the fields of industrial automation, medical monitoring and consumer electronics, the signal conditioning accuracy of resistive bridge sensors (such as pressure, force and gas sensors) directly determines the measurement reliability and consistency of end products. The ZSC31014, launched by Renesas Electronics, is a highly integrated CMOS signal conditioner specifically designed for the calibration of resistive bridge sensors. It is capable of high-precision amplification and analogue-to-digital conversion of differential and half-bridge input signals, and outputs calibrated sensor data via configurable I²C or SPI digital interfaces.

The ZSC31014 forms part of Renesas’ RBiciLite™ product line and, thanks to its outstanding accuracy, flexible interface configuration and highly competitive cost, is widely used in applications such as pressure gauges, electronic scales, medical monitoring equipment and industrial process control. Mingjiada Electronics currently offers brand-new, genuine stock of this model, with traceable batch numbers and reliable quality. Please feel free to enquire.

Key Technical Advantages

High-precision signal conditioning

The ZSC31014 incorporates a second-order charge-balanced analogue-to-digital converter (ADC), providing low-noise, 14-bit resolution data output at sampling rates exceeding 2 kHz. Outstanding Accuracy: It achieves ±0.1% FSO (full-scale output) within the temperature range of –25°C to +85°C, whilst maintaining a high level of accuracy at ±0.25% FSO across the entire, demanding temperature range of –40°C to +125°C.

Comprehensive digital compensation capabilities

The chip utilises an internal digital signal processor to run calibration algorithms, enabling comprehensive digital compensation of sensor signals for offset, sensitivity, temperature drift and non-linearity. Calibration coefficients are stored in on-chip non-volatile EEPROM, ensuring high reliability with support for 100,000 erase/write cycles and 10 years of data retention.

The chip supports internal or optional external temperature compensation, providing a corrected temperature output via either an internal temperature sensor or an external temperature sensor, and is compatible with a variety of sensor topologies.

Flexible Gain and Interface Configuration

The ZSC31014 offers eight programmable analogue gain settings (1.5 to 192 times). Combined with the digital gain feature, this enables adaptation to various resistive bridge sensors with a bridge range below 1 mV/V and significant offset. The digital output pin can be configured as an I²C or SPI interface, facilitating communication with an MCU or system host.

Low-Power Design

The device operates within a supply voltage range of 2.7 V to 5.5 V. Current consumption depends on the programmed sampling rate and can be as low as 70 μA; it is even lower in low-power sleep mode, making it ideal for battery-powered portable applications. The response time from power-up to data output is just 3 ms (with a 4 MHz clock), meeting the requirements for rapid-start-up measurements.

Diagnostics and Traceability

The ZSC31014 integrates comprehensive diagnostic functions, including EEPROM signature verification, bridge connection checks and bridge short-circuit detection, and features a 48-bit customer ID field for module-level traceability, making it suitable for safety-critical applications.

Key Parameters at a Glance

Function Type: Resistive Sensor Signal Conditioner (SSC)

Input Type: Differential/Half-bridge input

Supply Voltage: 2.7 V to 5.5 V

Interface: I²C / SPI

ADC Resolution: 14-bit

Maximum Sampling Rate: 2 kHz

Accuracy: ±0.1% FSO (-25°C to +85°C); ±0.25% FSO (-40°C to +125°C)

Programmable gain: 1.5 / 3 / 6 / 12 / 24 / 48 / 96 / 192

Operating temperature: -40°C to +125°C

Package: SOIC-8 (4.9 × 3.9 × 1.5 mm)

Typical Applications

Thanks to its high accuracy, digital compensation capabilities and flexible interfaces, the ZSC31014 is widely applicable in the following fields:

Industrial control: pressure measurement and environmental monitoring in building automation, data loggers, pressure gauges and leak detection and monitoring systems.

Medical Equipment: Infusion pumps, blood pressure monitors, sleep apnoea monitors, air-filled mattresses and other medical instruments with stringent measurement accuracy requirements.

Consumer Electronics: Portable health monitoring devices, desktop weather stations, bathroom scales, toys and game controllers.

White Goods: Liquid level detection, refrigerant pressure monitoring.

General-Purpose Sensing: Half-bridge voltage measurement, general-purpose differential analogue-to-digital conversion.

Mingjiada Electronics — Your Reliable Component Supply Partner

Established in 1996, Shenzhen Mingjiada Electronics Co., Ltd. is a globally renowned authorised independent distributor of electronic components. Our business covers IC chips, connectors, modules and various electronic components, serving multiple sectors including 5G communications, industrial control, medical electronics and consumer electronics.

Our service advantages:

Guarantee of genuine products: All products are genuine factory originals with traceable batch numbers; we strictly exclude refurbished or loose new stock.

Rapid delivery from stock: We maintain a constant stock of the Renesas sensor signal conditioner series, supporting both R&D prototyping and factory bulk procurement. Stock orders are dispatched within 1–3 days, whilst urgent orders are arranged for dispatch within 4 hours.

Enquire Now:

Contact: Mr Chen

Mobile: +86 13410018555

Email: sales@hkmjd.com

Website: www.integrated-ic.com

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