Infineon Technologies CY8C4127LQA-S453T
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $16.14 | $16.14 |
| 15+ | $3.72 | $55.80 |
| 25+ | $3.64 | $91.00 |
| 50+ | $3.43 | $171.50 |
| 100+ | $3.03 | $303.00 |
| N+ | $0.61 | 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, CapSense, 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 ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 40-QFN (6x6) |
| Package / Case | 40-UFQFN Exposed Pad |
| ROHS |
The Infineon CY8C4127LQA-S453T is an ARM Cortex-M0+ MCU running at 24MHz with 128KB flash and 16KB RAM. It operates from 1.71V to 5.5V, making it versatile for battery or 5V applications. Integrated CapSense, DMA, LCD, PWM, Temp Sensor, TRNG, and WDT provide a complete solution. The 40-UFQFN package with exposed pad ensures good thermal dissipation.
- Wide voltage range (1.71-5.5V) – supports both 3.3V and 5V designs.
- Integrated CapSense – reduces BOM cost for touch interfaces.
- 128KB flash / 16KB RAM – ample for mid-range applications.
- DMA + TRNG – enables efficient data transfer and secure operations.
- Exposed pad package – improves thermal management.
Touch-Sensitive Control Panels
CapSense plus 24MHz M0+ enables responsive button/slider interfaces.
Battery-Powered Sensors
1.71V operation and low-power modes extend battery life in IoT nodes.
Industrial Process Monitors
DMA and Temp Sensor support data logging and environmental monitoring.
Smart Lighting Systems
PWM outputs and TRNG enable dynamic lighting effects and secure pairing.
Medical Device Interfaces
128KB flash supports complex UI logic; LCD driver for displays.
Portable Instrumentation
UFQFN package saves space; wide voltage range simplifies power design.
- Q: What is the core processor?
- A: ARM Cortex-M0+ at 24MHz.
- Q: What is the voltage range?
- A: 1.71V to 5.5V, supporting both low-power and 5V systems.
- Q: How much flash and RAM?
- A: 128KB flash and 16KB RAM.
- Q: Does it have CapSense?
- A: Yes, integrated CapSense for touch sensing.
- Q: What package is available?
- A: 40-UFQFN with exposed pad for thermal performance.
- Q: What is the core processor?
- A: ARM Cortex-M0+ at 24MHz.
- Q: What is the voltage range?
- A: 1.71V to 5.5V, supporting both low-power and 5V systems.
- Q: How much flash and RAM?
- A: 128KB flash and 16KB RAM.
- Q: Does it have CapSense?
- A: Yes, integrated CapSense for touch sensing.
- Q: What package is available?
- A: 40-UFQFN with exposed pad for thermal performance.

CY8C4127LQA-S453T.pdf