Infineon Technologies CY8C4127AZI-M485
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.96 | $5.96 |
| 15+ | $5.77 | $86.55 |
| 25+ | $5.64 | $141.00 |
| 50+ | $5.33 | $266.50 |
| 100+ | $4.70 | $470.00 |
| N+ | $0.94 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Infineon Technologies |
| Product Series | PSOC™ 4 CY8C41xx - M |
| Packaging | Tray | |
| Core Processor | ARM® Cortex®-M0 |
| Core Size | 32-Bit Single-Core |
| Speed | 24MHz |
| Connectivity | I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART |
| Peripherals | Brown-out Detect/Reset, CapSense, LCD, LVD, POR, PWM, WDT |
| Number of I/O | 51 |
| 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 16x12b SAR; 2xIDAC |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-TQFP (10x10) |
| Package / Case | 64-LQFP |
| ROHS |
The Infineon CY8C4127AZI-M485 is a PSoC 4 MCU combining an ARM Cortex-M0 core with programmable analog and digital peripherals. It operates from 1.71V to 5.5V at up to 24MHz, with 128KB flash and 16KB SRAM. Integrated CapSense, LCD drive, and multiple serial interfaces make it ideal for cost-sensitive embedded designs.
- Integrated CapSense: Eliminates external touch ICs, reducing BOM cost and board space.
- Wide voltage range (1.71V-5.5V): Simplifies power supply design and supports direct battery operation.
- Programmable analog blocks: Enables custom signal conditioning without external op-amps.
- 64-pin LQFP: Offers ample I/O for control applications while remaining easy to solder.
Industrial Human-Machine Interface (HMI)
CapSense provides robust touch buttons and sliders, replacing mechanical switches for longer life and sealed front panels.
Portable Medical Devices
Low 1.71V operation and low-power modes enable battery-powered glucose meters and pulse oximeters with extended runtime.
Smart Home Controllers
LCD drive capability and PWM outputs allow direct control of displays and dimmable LED lighting in thermostats and keypads.
Automotive Interior Lighting
With -40°C to 85°C operation and 5.5V tolerance, it handles LED ambient lighting modules with PWM dimming.
Sensor Signal Conditioning
The 128KB flash and 16KB RAM support running calibration algorithms for pressure or temperature sensors.
Battery Management Accessories
Brown-out detection and LVD ensure safe shutdown in battery packs, while CapSense enables state-of-charge buttons.
- Q: What is the operating voltage range of the CY8C4127AZI-M485?
- A: It operates from 1.71V to 5.5V, supporting both low-power and standard applications.
- Q: Does this MCU support capacitive touch sensing?
- A: Yes, it includes CapSense technology for reliable touch and proximity sensing.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M0 core runs at up to 24 MHz.
- Q: What package is available?
- A: It comes in a 64-pin LQFP package, suitable for compact PCB designs.
- Q: What is the operating voltage range of the CY8C4127AZI-M485?
- A: It operates from 1.71V to 5.5V, supporting both low-power and standard applications.
- Q: Does this MCU support capacitive touch sensing?
- A: Yes, it includes CapSense technology for reliable touch and proximity sensing.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M0 core runs at up to 24 MHz.
- Q: What package is available?
- A: It comes in a 64-pin LQFP package, suitable for compact PCB designs.

CY8C4127AZI-M485.pdf