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Infineon Technologies CY8C4147AZA-S475
- Part No.:
- CY8C4147AZA-S475
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
CY8C4147AZA-S475.pdf
- Description:
- IC MCU 32BIT 128KB FLASH 64TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,954
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Product details
Overview
CY8C4147AZA-S475 from Infineon is an AEC-Q100 Grade-S (–40°C to +105°C) automotive-qualified PSoC™ 4100S Plus microcontroller featuring a 48-MHz Arm® Cortex®-M0+ CPU, 128 KB flash, 16 KB SRAM, and integrated CAPSENSE™ capacitive sensing with SmartSense auto-tuning. It includes five reconfigurable serial communication blocks (I²C/SPI/UART/LIN), a CAN 2.0B controller with TTCAN support, and eight 16-bit TCPWM units-enabling motor control, touch HMI, and body electronics in automotive ECUs.
For engineers reviewing the CY8C4147AZA-S475 datasheet, CY8C4147AZA-S475 pinout, CY8C4147AZA-S475 application, or CY8C4147AZA-S475 equivalent, key selection criteria include its AEC-Q100 Grade-S qualification, on-chip CAN 2.0B + TTCAN capability, Deep Sleep current of 2.5 µA with operational analog, 12-bit 1-Msps SAR ADC, and programmable analog/digital routing for mixed-signal system integration.
Technical Context
The device implements a tightly coupled MCU subsystem with dual-clock domain operation: a high-speed 48-MHz domain (PLL-derived) for CPU and digital peripherals, and a low-power domain (ILO/WCO) supporting Deep Sleep with active analog (opamps, comparators, IDACs). Its programmable analog architecture uses continuous-time blocks (CTB) and switched-capacitor-based CSD for robust capacitive sensing under wet conditions.
Digital flexibility is delivered via Smart I/O logic blocks for Boolean port-level operations, eight TCPWMs with comparator-triggered kill signals for motor safety, and five SCBs that can be independently configured at runtime as I²C master/slave, SPI master/slave, UART, or LIN slave-without requiring firmware reload or pin remapping.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm® Cortex®-M0+, 48 MHz max - enables real-time deterministic control with Thumb-2 instruction set and NVIC for priority-based interrupt handling. |
| Memory | 128 KB flash (with Read Accelerator), 16 KB SRAM - supports secure bootloader storage, firmware updates, and real-time data buffering without external RAM. |
| Analog Peripherals | 12-bit 1-Msps SAR ADC (differential/single-ended), two opamps, two LP comparators, two IDACs - enables sensor signal conditioning, battery monitoring, and self-capacitance/touch sensing on any GPIO. |
| Digital Peripherals | Five SCBs (I²C/SPI/UART/LIN), one CAN 2.0B block with TTCAN, eight TCPWMs - supports multi-protocol vehicle networking and precise PWM timing for BLDC commutation or LED dimming. |
| Power & Temp | 1.71–5.5 V supply, Deep Sleep current = 2.5 µA (analog active), Grade-S temp range (–40°C to +105°C) - suitable for under-hood automotive modules with wide thermal and supply variation. |
| GPIO & Routing | Up to 54 programmable pins, full pin-to-peripheral routing, drive strength/slew rate configurable - eliminates fixed-function pin constraints and simplifies PCB layout for ECU consolidation. |
| Security | True Random Number Generator (TRNG) - provides entropy source for cryptographic key generation in secure boot or OTA update authentication. |
Pinout & Package
Package: 48-pin QFN (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, wettable flank option available per datasheet revision *S.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Main power supply input | 1.71–5.5 V core/analog supply; decoupling required per datasheet layout guidelines for noise-sensitive analog operation. |
| VSS | Ground reference | Dual ground planes recommended (digital/analog) with single-point connection to minimize coupling in mixed-signal designs. |
| P0[0]–P0[7] | Programmable GPIO bank | Support CAPSENSE™ CSD, analog input/output, SCB functions, or TCPWM capture - all with configurable drive mode and slew rate. |
| CAN_TX / CAN_RX | Dedicated CAN transceiver interface | Direct connection to external CAN PHY; internal termination and filtering configurable for EMC compliance in automotive harness environments. |
| XTAL_IN / XTAL_OUT | External crystal oscillator terminals | Supports 4–33 MHz ECO for precise clocking; optional bypass mode enables use of internal IMO for cost-sensitive applications. |
Key Features
| Feature | Design Value |
|---|---|
| Capacitive Sensing (CAPSENSE™) | Hardware-accelerated CSD engine with >5:1 SNR and water tolerance - enables reliable touch buttons/knobs in automotive interiors exposed to condensation or spills. |
| SmartSense Auto-Tuning | Firmware-free hardware calibration of sensor baseline and sensitivity - reduces development time and eliminates manual tuning across production batches and temperature ranges. |
| Runtime-Reconfigurable SCBs | Five independent serial blocks dynamically switch between I²C, SPI, UART, or LIN modes without reset - allows flexible communication topology adaptation in multi-sensor ECU designs. |
| TTCAN Support | Time-triggered CAN scheduling with guaranteed latency and deterministic message transmission - meets ASAM MCD-2 MC and AUTOSAR COM requirements for safety-critical body control. |
| Deep Sleep with Analog Active | 2.5 µA system current while opamps/comparators/IDACs remain operational - enables always-on capacitive wake-up or low-power battery monitoring without full MCU wake. |
Applications
| Automotive Door Module | Climate Control Panel |
|---|---|
Use Scenario: Integrated door ECU managing window lift, mirror fold, lock actuation, and proximity detection. IC Role / Device Role / Timing Role: Main MCU executing motor control (TCPWM), LIN slave comms to body gateway, CAPSENSE™ for capacitive door handle wake-up. Use Value: Single-chip integration replaces discrete MCU + touch controller + LIN transceiver, reducing BOM count and enabling IP67-rated sealed design. | Use Scenario: HVAC control panel with touch sliders, rotary encoders, and ambient light sensing. IC Role / Device Role / Timing Role: Touch HMI processor with CSD-driven sliders, SAR ADC for thermistor reading, and I²C interface to display driver IC. Use Value: SmartSense auto-calibration maintains consistent slider response across temperature (-40°C to +105°C) and humidity without factory recalibration. |
| Body Control Module (BCM) | Seat Position Memory System |
Use Scenario: Centralized BCM coordinating lighting, wipers, and interior sensors across CAN and LIN networks. IC Role / Device Role / Timing Role: CAN 2.0B + TTCAN node for time-synchronized lighting control, SCB-configured as UART for diagnostic port, TCPWM for PWM dimming. Use Value: Deterministic TTCAN messaging ensures synchronized LED fade timing across multiple zones, meeting OEM visual quality specifications. | Use Scenario: Driver seat ECU storing and recalling position via motorized actuators and potentiometer feedback. IC Role / Device Role / Timing Role: Motor controller using TCPWM with comparator-triggered kill signal, SAR ADC for analog position sensing, EEPROM emulation in flash. Use Value: Hardware-based kill signal prevents over-travel during actuation, eliminating software latency risks and satisfying ISO 26262 ASIL-B functional safety requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| CY8C4147AZI-S475 | Same silicon, but in 48-pin TQFP package (10 mm × 10 mm) with different thermal profile and no wettable flanks. | Preferred for prototyping or legacy PCBs requiring through-hole-compatible footprint; less suitable for automated optical inspection in high-volume SMT lines. | Select for manual assembly or when board space allows larger package; verify thermal derating for under-hood use. |
| SPC560B50L5 | 32-bit Power Architecture core (e200z0), 64 KB flash, no integrated CAPSENSE™, requires external touch controller. | Targeted at powertrain and chassis applications with higher ASIL-D readiness; lacks native capacitive sensing and SmartSense. | Choose when functional safety certification (ISO 26262) is primary requirement and touch HMI is handled externally. |
Compared with CY8C4147AZA-S475, CY8C4147AZI-S475 offers identical functionality in a larger TQFP package better suited for development, while SPC560B50L5 provides higher safety certification readiness but requires external components for touch interfaces and lacks programmable analog routing.
Availability
CY8C4147AZA-S475 is available at Aetrix Electronics and suitable for automotive door modules, climate control panels, body control modules, and seat position memory systems requiring stable component supply, AEC-Q100 qualification, and long-term lifecycle support.
Supply support for CY8C4147AZA-S475 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
Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive MCUs, and security solutions, with global R&D and manufacturing infrastructure.
The PSoC™ 4100S Plus product line targets cost-optimized, AEC-Q100-compliant automotive applications requiring integrated capacitive sensing, CAN connectivity, and low-power mixed-signal processing - especially for body electronics and human-machine interfaces.
FAQ
Does CY8C4147AZA-S475 support CAN FD?
No. CY8C4147AZA-S475 integrates a CAN 2.0B controller compliant with ISO 11898-1:2015, supporting up to 1 Mbps classical CAN frames only. It does not implement CAN FD arbitration or data phase extensions, nor does it include the required bit-rate switching logic or enhanced payload buffers.
What is the maximum operating frequency of the internal main oscillator (IMO)?
The internal main oscillator (IMO) operates at a factory-trimmed 48 MHz with ±2% accuracy across voltage and temperature. It serves as the default clock source at power-on and can be used directly by the CPU or as input to the PLL for jitter-sensitive applications requiring tighter stability than the ECO provides.
Can CAPSENSE™ operate during Deep Sleep mode?
Yes. CAPSENSE™ CSD hardware remains fully functional in Deep Sleep mode with 2.5 µA system current. The CTB opamps, IDACs, and CSD sequencer continue scanning sensors autonomously, and wake-up interrupts can be generated on touch detection without waking the CPU core.
Is ModusToolbox™ required for development with CY8C4147AZA-S475?
No. While ModusToolbox™ is Infineon's modern, IDE-neutral development platform with GitHub-hosted PDL and middleware, legacy PSoC™ Creator (Windows-only) remains fully supported for CY8C4147AZA-S475. Both environments generate identical binary output and support all device features including SmartSense and TCPWM configuration.
CY8C4147AZA-S475 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 64-LQFP
- Series:
- PSOC™ 4 CY8C4100
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M0+
- Core Size:
- 32-Bit Single-Core
- Speed:
- 48MHz
- Connectivity:
- CANbus, I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART
- Peripherals:
- Brown-out Detect/Reset, CapSense, DMA, LCD, POR, PWM, WDT
- Number of I/O:
- 54
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 16K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 5.5V
- Data Converters:
- A/D 10/12b SAR; D/A 1x7/8b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
CY8C4147AZA-S475 FAQ
1.How can I place an order for CY8C4147AZA-S475 through Aetrix?
Please submit a Request for Quotation (RFQ) for CY8C4147AZA-S475 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 CY8C4147AZA-S475 reliable?
The price and inventory of CY8C4147AZA-S475 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for CY8C4147AZA-S475 is usually 5 days.
3.What payment methods are accepted for CY8C4147AZA-S475?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for CY8C4147AZA-S475 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for CY8C4147AZA-S475?
CY8C4147AZA-S475 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your CY8C4147AZA-S475 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 CY8C4147AZA-S475?
For technical support, including CY8C4147AZA-S475 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your CY8C4147AZA-S475 requirements.
6.How does Aetrix verify that CY8C4147AZA-S475 is sourced from the original manufacturer or authorized distributors?
All CY8C4147AZA-S475 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 CY8C4147AZA-S475 meets industry standards.
7.What is the process for return or replacement of CY8C4147AZA-S475?
All CY8C4147AZA-S475 units undergo pre-shipment inspection (PSI). If there is an issue with CY8C4147AZA-S475, 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 CY8C4147AZA-S475 part is unused and in its original packaging.
Return procedure for CY8C4147AZA-S475:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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