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Infineon Technologies CY8C4014PVI-422
- Part No.:
- CY8C4014PVI-422
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 28-SSOP (0.209", 5.30mm Width)
- Datasheet:
-
CY8C4014PVI-422.pdf
- Description:
- IC MCU 32BIT 16KB FLASH 28SSOP
- Quantity:
- Payment:
- Shipping:
Inventory:2,210
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Product details
Overview
CY8C4014PVI-422 from Infineon (formerly Cypress) is a programmable system-on-chip (PSoC® 4000 family) microcontroller featuring a 16-MHz Arm® Cortex®-M0 CPU, 16 KB flash, 2 KB SRAM, integrated CapSense® capacitive sensing, two IDACs, one low-power comparator, and one TCPWM block. It operates from 1.71 V to 5.5 V and supports Deep Sleep wake-up via I²C address match or interrupt - used in touch-enabled industrial HMI and battery-powered sensor nodes.
For engineers reviewing the CY8C4014PVI-422 datasheet, CY8C4014PVI-422 pinout, CY8C4014PVI-422 application, or CY8C4014PVI-422 equivalent, key selection criteria include its 20 GPIO count with CapSense support, SmartSense™ auto-tuning across 5–45 pF sensor range, I²C wake capability in Deep Sleep, and SWD debug interface compatibility with Arm-standard tools.
Technical Context
The device implements a single-core Arm Cortex-M0 CPU with NVIC (8 interrupts), SYSTICK timer, and Serial Wire Debug (SWD) interface with four breakpoint and two watchpoint comparators. Flash includes a read accelerator enabling zero-wait-state access at 16 MHz, while SRAM provides full-speed 2 KB access.
Analog functionality centers on Cypress's CapSense Sigma-Delta (CSD) engine for high-SNR touch sensing, supported by two current DACs (IDACs) and a fixed 1.2-V reference comparator. Digital peripherals include one multi-mode TCPWM block (center-aligned/edge/pseudo-random PWM) and a single SCB-based I²C block capable of address-match wake-up during Deep Sleep.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M0, 16 MHz max - enables binary-compatible firmware migration to Cortex-M3/M4 platforms. |
| Flash Memory | 16 KB with Read Accelerator - delivers zero-wait-state execution at full CPU speed for deterministic real-time response. |
| SRAM | 2 KB - sufficient for small RTOS stacks, CapSense firmware buffers, and sensor data processing without external memory. |
| CapSense Support | SmartSense™ auto-tuning over 5–45 pF - eliminates manual calibration for varying overlay thicknesses and environmental drift. |
| I²C Block | Multi-master SCB with Deep Sleep address detect - allows host MCU to remain powered down until targeted I²C transaction occurs. |
| Power Modes | Active, Sleep, Deep Sleep (35 µs wake time) - enables sub-1 µA Deep Sleep current with configurable wake sources. |
| GPIO Count | 20 programmable pins across Ports 0–2 - supports mixed-signal routing for CapSense electrodes, analog inputs, and digital control signals. |
Pinout & Package
CY8C4014PVI-422 is housed in a 28-pin SSOP (Shrink Small Outline Package) with 0.635 mm pitch, JEDEC MS-012AC compliant, and thermal pad omitted. Pin functions are defined per PSoC Creator configuration and include dedicated SWDIO/SWCLK, XRES, VDD/VSS, and flexible GPIO with CapSense, analog, and digital routing capability.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Primary power supply input | Accepts 1.71–5.5 V; powers all internal blocks including flash, SRAM, and CapSense modulator. |
| VSS | Ground reference | Common return path for analog/digital domains; requires low-impedance connection to minimize noise coupling into CapSense. |
| SWDIO / SWCLK | Serial Wire Debug interface | Two-pin debug interface supporting full programming, breakpoint, and register inspection without JTAG overhead. |
| XRES | External reset input | Active-low asynchronous reset; internal pull-up ensures valid state when unconnected; required only in 24+ pin packages. |
| P0[0]–P0[7] | Port 0 GPIO | Support CapSense CSD, analog comparator input, IDAC output, or digital I/O; slew rate and drive strength configurable per pin. |
| SCL / SDA | I²C serial bus lines | Dedicated SCB pins with hardware address matching logic enabling wake-from-Deep Sleep on target slave address. |
Key Features
| Feature | Design Value |
|---|---|
| CapSense Sigma-Delta (CSD) | Delivers >100:1 SNR and water tolerance - enables reliable touch operation on wet or contaminated surfaces without shielding. |
| SmartSense™ Auto-Tuning | Runtime calibration across 5–45 pF sensor capacitance - removes factory tuning steps and accommodates mechanical aging and temperature drift. |
| Deep Sleep Wake on I²C Address Match | Enables system-level power gating - host processor remains off until addressed, reducing average system current by >90% in polling-based architectures. |
| Programmable Analog Blocks | Two IDACs + 1.2-V comparator - supports self-capacitance and mutual-capacitance topologies, proximity detection, and analog threshold monitoring without external components. |
| SWD Debug Interface | Fully integrated 2-wire debug with flash protection disable control - permits secure field firmware updates and post-deployment diagnostics using standard Arm toolchains. |
Applications
| Industrial Touch HMI | Smart Home Sensor Node |
|---|---|
Use Scenario: Wall-mounted thermostat with glass-front capacitive buttons and ambient light sensing. IC Role / Device Role / Timing Role: Main controller executing CapSense scanning, temperature ADC reading, and I²C communication to HVAC controller. Use Value: Single-chip integration eliminates external touch controller and reduces BOM cost by $0.35 while maintaining >99.5% touch detection reliability under condensation. | Use Scenario: Battery-powered door/window contact sensor with tamper detection and BLE bridge interface. IC Role / Device Role / Timing Role: System manager handling reed switch debouncing, low-power wake scheduling, and I²C data handoff to BLE SoC. Use Value: Deep Sleep current < 1 µA extends CR2032 battery life to >3 years; SmartSense™ tolerates PCB flex-induced capacitance shifts during enclosure assembly. |
| Medical Patient Monitor Button | White Goods Control Panel |
Use Scenario: Disinfectant-resistant front panel for portable ECG monitor with tactile feedback via PWM-driven haptic actuator. IC Role / Device Role / Timing Role: Touch controller and PWM generator driving piezo haptic element synchronized to button press confirmation. Use Value: Integrated TCPWM supports center-aligned mode for precise 250-Hz haptic drive; CSD immunity to saline wipe prevents false triggers during clinical cleaning. | Use Scenario: Washing machine control board with rotary encoder emulation and water leak detection via capacitance change. IC Role / Device Role / Timing Role: Capacitive rotor position estimator and moisture sensor frontend feeding data to main MCU via I²C. Use Value: Dual IDACs enable ratiometric measurement eliminating drift from supply variation; 16-bit TCPWM generates precise motor commutation timing signals. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar programmable microcontroller with integrated capacitive sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32G031K8T6 | No native CapSense; requires external RC network and firmware-based charge-transfer algorithm. | Lacks hardware-accelerated touch with water tolerance; SNR typically < 40:1 without shielding. | Choose when existing STM32 toolchain familiarity outweighs touch performance requirements and external component count is acceptable. |
| RP2040 (Raspberry Pi) | Dual-core Arm Cortex-M0+, no integrated analog sensing; CapSense requires GPIO bit-banging and external op-amp conditioning. | No hardware CSD engine or SmartSense™; calibration must be implemented per unit during production test. | Prefer when USB-host connectivity or dual-core parallelism is critical and touch is secondary to general-purpose I/O expansion. |
Compared with STM32G031K8T6 and RP2040, CY8C4014PVI-422 delivers turnkey capacitive sensing with hardware-enforced water tolerance and runtime auto-calibration - reducing firmware development effort by ~120 engineering hours and eliminating external analog components required for robust touch in harsh environments.
Availability
CY8C4014PVI-422 is available at Aetrix Electronics and suitable for industrial HMI, smart home sensors, medical device interfaces, and white goods control panels requiring stable component supply and long-term lifecycle assurance.
Supply support for CY8C4014PVI-422 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 acquired Cypress Semiconductor in 2020 and now develops, manufactures, and supports the PSoC® portfolio for embedded control and programmable analog-digital systems.
The PSoC 4000 product line targets cost-sensitive, space-constrained applications needing integrated capacitive sensing and low-power MCU functionality - designed specifically for touch-enabled consumer, industrial, and medical edge devices.
FAQ
What development tools are required to program CY8C4014PVI-422?
PSoC Creator IDE (free Windows-based tool) is mandatory for schematic-based hardware configuration and component-based firmware generation. Programming is performed via MiniProg3 or KitProg2 programmers using the SWD interface. Arm GCC or Keil MDK may be used for custom firmware builds after initial PSoC Creator project setup.
Does CY8C4014PVI-422 support true hardware AES encryption?
No. CY8C4014PVI-422 does not include a hardware cryptographic accelerator. It supports software-based AES-128 implementation using its Cortex-M0 core and SRAM, but lacks dedicated crypto engines, TRNG, or secure key storage found in PSoC 4100S or PSoC 6 families.
Can the IDACs be used for precision analog current sourcing beyond CapSense?
Yes - both IDACs are rail-to-rail, programmable from 0 to 1.2 mA in 62.5 µA steps, with ±5% accuracy referenced to internal 1.2 V. They support continuous analog current output for sensor biasing, LED dimming, or transducer excitation, though external op-amp buffering is recommended for load isolation.
Is the XRES pin available on the 28-pin SSOP package of CY8C4014PVI-422?
Yes. The CY8C4014PVI-422 in 28-pin SSOP includes the XRES pin (Pin 1), which provides an external active-low reset input. This pin has an internal pull-up resistor enabled at all times and is asserted asynchronously to force a full device reset independent of clock or power state.
CY8C4014PVI-422 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 28-SSOP (0.209", 5.30mm Width)
- Series:
- PSOC™ 4 CY8C4000
- Packaging:
- Tube
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M0
- Core Size:
- 32-Bit Single-Core
- Speed:
- 16MHz
- Connectivity:
- I2C
- Peripherals:
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O:
- 20
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 5.5V
- Data Converters:
- D/A 1x7b, 1x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
CY8C4014PVI-422 FAQ
1.How can I place an order for CY8C4014PVI-422 through Aetrix?
Please submit a Request for Quotation (RFQ) for CY8C4014PVI-422 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 CY8C4014PVI-422 reliable?
The price and inventory of CY8C4014PVI-422 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for CY8C4014PVI-422 is usually 5 days.
3.What payment methods are accepted for CY8C4014PVI-422?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for CY8C4014PVI-422 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for CY8C4014PVI-422?
CY8C4014PVI-422 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your CY8C4014PVI-422 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 CY8C4014PVI-422?
For technical support, including CY8C4014PVI-422 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your CY8C4014PVI-422 requirements.
6.How does Aetrix verify that CY8C4014PVI-422 is sourced from the original manufacturer or authorized distributors?
All CY8C4014PVI-422 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 CY8C4014PVI-422 meets industry standards.
7.What is the process for return or replacement of CY8C4014PVI-422?
All CY8C4014PVI-422 units undergo pre-shipment inspection (PSI). If there is an issue with CY8C4014PVI-422, 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 CY8C4014PVI-422 part is unused and in its original packaging.
Return procedure for CY8C4014PVI-422:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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