Infineon Technologies CY8C4127LQE-S443T
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $17.16 | $17.16 |
| 15+ | $3.95 | $59.25 |
| 25+ | $3.86 | $96.50 |
| 50+ | $3.65 | $182.50 |
| 100+ | $3.22 | $322.00 |
| N+ | $0.64 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Infineon Technologies |
| Product Series | PSOC™ 4 CY8C4000S |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit |
| Speed | 24MHz |
| Connectivity | FIFO, I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, LCD, POR, PWM, Temp Sensor, TRNG, WDT |
| Number of I/O | 34 |
| 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 16x10b SAR, 16x12b Sigma-Delta |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 40-QFN (6x6) |
| Package / Case | 40-UFQFN Exposed Pad |
| ROHS |
The CY8C4127LQE-S443T is a PSoC 4 MCU from Infineon featuring an ARM Cortex-M0+ at 24MHz. It provides 128KB flash and 16KB RAM in a 40-UFQFN package. With a -40°C to 125°C range and 1.71V-5.5V supply, it includes DMA, LCD, PWM, TRNG, and a temperature sensor.
- Extended temperature range (-40°C to 125°C) – for harsh environments.
- Hardware TRNG – enhances security features.
- Low voltage (1.71V) – supports energy-efficient designs.
- Integrated LCD driver – reduces BOM for display applications.
Automotive Interior Sensors
125°C rating suits under-dash and engine-adjacent modules.
Industrial Process Control
High-temp operation in factory floors; TRNG for secure communication.
Smart Lighting
PWM and LCD drive for advanced lighting panels.
Security Systems
TRNG generates cryptographic keys for secure access.
Energy Harvesting
1.71V operation works with low-voltage harvesters.
HVAC Controllers
Wide temp range and DMA for sensor polling.
- Q: What is the operating temperature?
- A: -40°C to 125°C.
- Q: What core?
- A: ARM Cortex-M0+.
- Q: What is the speed?
- A: 24MHz.
- Q: Does it have TRNG?
- A: Yes, plus DMA, LCD, PWM, and Temp Sensor.
- Q: What package?
- A: 40-UFQFN.
- Q: What is the operating temperature?
- A: -40°C to 125°C.
- Q: What core?
- A: ARM Cortex-M0+.
- Q: What is the speed?
- A: 24MHz.
- Q: Does it have TRNG?
- A: Yes, plus DMA, LCD, PWM, and Temp Sensor.
- Q: What package?
- A: 40-UFQFN.

CY8C4127LQE-S443T.pdf