8-bit CMOS microcontroller featuring an M8C core, operating at 24MHz with 8KB FLASH memory and 512B RAM. Offers 28 GPIO pins and supports I2C, SPI, and UART/USART interfaces. Includes integrated peripherals such as POR, PWM, WDT, and I2C, with a single timer/counter. Packaged in a 5.1mm x 5.1mm x 0.55mm QFN EP package, this RoHS compliant component operates from 2.4V to 5.25V.
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Cypress CY8C21434-24LTXIT technical specifications.
| Package/Case | QFN EP |
| Core Architecture | M8C |
| Data Bus Width | 8b |
| Frequency | 24MHz |
| Height | 0.55mm |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Length | 5.1mm |
| Max Operating Temperature | 85°C |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 2.4V |
| Number of GPIO | 28 |
| Number of I/Os | 28 |
| Number of Timers/Counters | 1 |
| Operating Supply Voltage | 5V |
| Oscillator Type | Internal |
| Package Quantity | 2500 |
| Packaging | Tape and Reel |
| Peripherals | POR, PWM, WDT, I2C |
| Radiation Hardening | No |
| RAM Size | 512B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | PSOC®1 CY8C21xxx |
| Technology | CMOS |
| Watchdog Timer | Yes |
| Width | 5.1mm |
| RoHS | Compliant |
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