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Renesas ZSSC4161DE1D
- Part No.:
- ZSSC4161DE1D
- Manufacturer:
- Renesas
- Category:
- Sensor and Detector Interfaces
- Package:
- Die
- Datasheet:
-
ZSSC4161DE1D.pdf
- Description:
- DICE (WAFER SAWN) - WAFFLE PACK
- Quantity:
- Payment:
- Shipping:
Inventory:4,330
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Product details
Overview
ZSSC4161DE1D from Renesas is an automotive-grade resistive sensor signal conditioner IC designed for high-accuracy differential bridge sensor signal amplification, linearization, and temperature compensation. It delivers 15-bit I2C output, supports 1 mV/V to 800 mV/V bridge input spans, operates from −40°C to +150°C, and integrates nonvolatile memory for calibration data-enabling end-of-line digital calibration in brake pressure and hydraulic steering systems.
For engineers reviewing the ZSSC4161DE1D datasheet, ZSSC4161DE1D pinout, ZSSC4161DE1D application, or ZSSC4161DE1D equivalent, key selection considerations include its AEC-Q100 Grade 0 qualification, ±0.50% FS accuracy across full automotive temperature range, internal/external temperature reference support, and dual-interface capability (I2C + ZACwire™ OWI) for calibration and fault communication.
Technical Context
The ZSSC4161DE1D implements a fully integrated analog signal path with programmable gain amplifier (PGA) up to 200×, 16-bit RISC microcontroller for real-time digital compensation of offset, sensitivity, temperature drift, and 3rd-order nonlinearity, and dual temperature sensing via internal PTAT or external diode.
Its architecture supports single full-bridge sensor element measurement with dedicated BR1P/BR1N/BR2P/BR2N inputs, on-chip ADC with 15-bit resolution, and configurable conditioning functionality stored in NVM-ensuring repeatable performance without external trimming components or laser calibration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply Voltage | 4.5 V to 5.5 V - compatible with standard automotive 5 V rail; includes ±18 V overvoltage/reverse polarity protection. |
| Bridge Input Span | 1 mV/V to 800 mV/V - accommodates wide range of strain gauge and pressure sensor outputs without external scaling. |
| Output Resolution | 15-bit via I2C - provides ≥32,768 discrete steps for high-precision pressure or force measurement. |
| Accuracy | ±0.50% full scale at −40°C to +150°C - meets stringent automotive functional safety requirements for brake and steering systems. |
| Operating Temp | −40°C to +150°C - qualified per AEC-Q100 Grade 0 for under-hood and transmission-mounted applications. |
| Interface Options | I2C + ZACwire™ one-wire (OWI) on DOUT - enables flexible calibration and diagnostics in space-constrained modules. |
| NVM Capacity | Stores calibration coefficients, configuration, and user-defined conditioning logic - eliminates need for external EEPROM or MCU-based calibration storage. |
Pinout & Package
Package: 24-pin QFN (4 mm × 4 mm, wettable flanks), MSL Level 1, lead-free and RoHS compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA / VDDE | Analog & Digital Supply | Separate 5 V supplies reduce noise coupling; internal LDOs not required. |
| VSSA / VSSE | Analog & Digital Ground | Independent ground returns prevent digital switching noise from corrupting bridge measurements. |
| BR1P / BR1N / BR2P / BR2N | Differential Bridge Inputs | Supports full Wheatstone bridge connection with programmable gain and offset nulling. |
| TS1 / TS2 | Temperature Sense Inputs | Accept external diode or connect to internal PTAT for dual-point thermal compensation. |
| SCL / SDA | I2C Interface | Integrated pull-ups to VDDE eliminate external resistors; standard 100 kHz / 400 kHz operation. |
| DOUT | ZACwire™ OWI / Fault Output | Configurable as one-wire interface for calibration or open-drain fault signaling. |
| TOP / BOT | Bridge Excitation Control | Enable/disable bridge power to minimize self-heating and extend sensor life during idle periods. |
Key Features
| Feature | Design Value |
|---|---|
| One-pass end-of-line calibration | Reduces production test time and eliminates manual trimming, lowering assembly cost in high-volume automotive modules. |
| Dual temperature reference support | Enables accurate thermal compensation using either on-die PTAT or external diode-critical for pressure sensors with large thermal gradients. |
| No external trimming components | Removes need for laser-trimmed resistors or DACs, simplifying BOM and improving long-term reliability in harsh environments. |
| AEC-Q100 Grade 0 qualification | Validated for operation up to +150°C junction temperature-suitable for engine bay, transmission, and brake system mounting locations. |
| Integrated diagnostic features | Includes supply monitoring, bridge open/short detection, and NVM CRC verification-supports ASIL-B system-level compliance. |
Applications
| Fluid Brake Pressure Sensing | Hydraulic Steering Support |
|---|---|
Use Scenario: Real-time monitoring of master cylinder pressure in ABS and ESC systems. IC Role / Device Role / Timing Role: Signal conditioner converting bridge output from piezoresistive pressure sensor into calibrated 15-bit I2C data stream. Use Value: ±0.50% FS accuracy ensures reliable brake force estimation across −40°C to +150°C, supporting fail-safe control decisions. | Use Scenario: Closed-loop feedback for electric-hydraulic power steering (EHPS) assist torque calculation. IC Role / Device Role / Timing Role: High-stability bridge signal conditioner with dual temperature sensing for thermal drift correction. Use Value: Internal/external temperature reference flexibility allows precise compensation even when sensor and ASIC experience different thermal profiles. |
| Pneumatic Air Brake Systems | Pneumatic Shock Absorbers |
Use Scenario: Monitoring reservoir and line pressure in commercial vehicle air brake circuits. IC Role / Device Role / Timing Role: Automotive-qualified signal conditioner interfacing with stainless-steel diaphragm pressure transducers. Use Value: Overvoltage protection up to ±18 V prevents damage from load dump events common in 24 V truck electrical systems. | Use Scenario: Adaptive damping control using pressure feedback from pneumatic suspension chambers. IC Role / Device Role / Timing Role: Low-drift, high-resolution signal conditioner enabling closed-loop pressure regulation with <1% error. Use Value: 15-bit I2C output and NVM-stored calibration allow factory-trimmed performance without field recalibration. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar resistive bridge signal conditioning applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX1452ACM+T | 16-bit DAC-based analog compensation; no integrated microcontroller or NVM; requires external MCU for digital calibration. | Lacks AEC-Q100 Grade 0 rating; rated only to +125°C; no ZACwire™ interface. | Preferred where analog-only signal chain and legacy calibration infrastructure exist; not suitable for new automotive designs requiring Grade 0. |
| AD8553ARZ | Chopper-stabilized instrumentation amplifier with programmable gain; no built-in ADC, NVM, or digital interface-requires external ADC and processor. | No integrated temperature compensation logic; limited to ≤+105°C operation; no automotive qualification. | Applicable in industrial pressure transmitters where cost-sensitive analog front-end suffices and full digital conditioning is handled externally. |
Compared with MAX1452ACM+T and AD8553ARZ, the ZSSC4161DE1D provides fully integrated digital compensation, automotive-grade reliability, and factory-programmable calibration-all in a single 24-QFN package-reducing system complexity and validation effort for safety-critical vehicle subsystems.
Availability
ZSSC4161DE1D is available at Aetrix Electronics and suitable for fluid brake pressure sensing, hydraulic steering support, and pneumatic air brake systems requiring stable component supply across extended temperature ranges and automotive lifecycle commitments.
Supply support for ZSSC4161DE1D includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Renesas Electronics Corporation is a global semiconductor leader delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, and enterprise applications.
The ZSSC4161DE1D belongs to Renesas' ZSSC41xx family of automotive sensor signal conditioners, engineered specifically for high-accuracy, low-drift conditioning of resistive bridge sensors in safety-critical vehicle systems.
FAQ
What is the operating temperature range supported by the ZSSC4161DE1D?
The ZSSC4161DE1D is qualified for continuous operation from −40°C to +150°C ambient temperature and meets AEC-Q100 Grade 0 requirements. This range enables direct placement in high-heat zones such as engine compartments, brake modules, and transmission housings-where the ZSSC4161DE1D maintains ±0.50% full-scale accuracy without derating.
Does the ZSSC4161DE1D require external components for I2C communication?
No, the ZSSC4161DE1D includes internal pull-up resistors to VDDE on both SDA and SCL pins, eliminating the need for external pull-up resistors in standard I2C configurations. This reduces BOM count and PCB area-particularly valuable in compact automotive modules where the ZSSC4161DE1D is deployed for pressure sensing.
Can the ZSSC4161DE1D support both internal and external temperature sensing simultaneously?
Yes-the ZSSC4161DE1D supports either internal PTAT or external diode temperature measurement via TS1/TS2 pins, but not simultaneous dual-source acquisition. The device uses one selected source for full-system temperature compensation; configuration is stored in NVM and applied during signal conditioning-ensuring consistent thermal correction for the ZSSC4161DE1D's bridge output.
What package type is used for the ZSSC4161DE1D?
The ZSSC4161DE1D is supplied in a 24-pin QFN package measuring 4 mm × 4 mm with wettable flanks, optimized for automated optical inspection (AOI) and solder joint reliability in automotive manufacturing. This package is distinct from wafer/die variants (e.g., ZSSC4161DE1B/C) and carries MSL Level 1 handling requirements-confirming moisture sensitivity is negligible for the ZSSC4161DE1D.
How does the ZSSC4161DE1D handle calibration data storage and retention?
The ZSSC4161DE1D stores calibration coefficients, configuration settings, and user-defined conditioning parameters in on-chip nonvolatile memory (NVM) with guaranteed retention over 10 years at +150°C. This NVM is programmed once during end-of-line calibration via I2C or ZACwire™, and remains intact through power cycles-ensuring the ZSSC4161DE1D delivers repeatable, traceable performance without external memory or host intervention.
ZSSC4161DE1D Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- Die
- Series:
- -
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Type:
- Signal Conditioner
- Input Type:
- Differential
- Output Type:
- 1-Wire®, I2C
- Current - Supply:
- -
- Operating Temperature:
- -40°C ~ 150°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- Die
ZSSC4161DE1D FAQ
1.How can I place an order for ZSSC4161DE1D through Aetrix?
Please submit a Request for Quotation (RFQ) for ZSSC4161DE1D on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ZSSC4161DE1D reliable?
The price and inventory of ZSSC4161DE1D are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ZSSC4161DE1D is usually 5 days.
3.What payment methods are accepted for ZSSC4161DE1D?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ZSSC4161DE1D transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ZSSC4161DE1D?
ZSSC4161DE1D orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ZSSC4161DE1D order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ZSSC4161DE1D?
For technical support, including ZSSC4161DE1D datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ZSSC4161DE1D requirements.
6.How does Aetrix verify that ZSSC4161DE1D is sourced from the original manufacturer or authorized distributors?
All ZSSC4161DE1D products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ZSSC4161DE1D meets industry standards.
7.What is the process for return or replacement of ZSSC4161DE1D?
All ZSSC4161DE1D units undergo pre-shipment inspection (PSI). If there is an issue with ZSSC4161DE1D, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ZSSC4161DE1D part is unused and in its original packaging.
Return procedure for ZSSC4161DE1D:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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