8-bit CMOS microcontroller featuring an M8C core, operating at up to 24MHz. This peripheral IC offers 8KB of FLASH memory and 512B of RAM, with 28 programmable I/Os. Integrated interfaces include I2C, SPI, and UART/USART. The device supports a supply voltage range of 2.4V to 5.25V and operates from -40°C to 85°C. Packaged in a 32-pin QFN (5x5mm, 0.88mm height) for surface mounting, it includes peripherals like POR, PWM, and WDT.
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Cypress CY8C21434-24LCXI technical specifications.
| Package/Case | QFN |
| Core Architecture | M8C |
| Data Bus Width | 8b |
| Frequency | 24MHz |
| Height | 0.88mm |
| Interface | I2C, SPI, UART, USART |
| Length | 5mm |
| Max Frequency | 24MHz |
| 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 |
| Mount | Surface Mount |
| Number of I/Os | 28 |
| Number of Programmable I/O | 28 |
| Number of Timers/Counters | 2 |
| Oscillator Type | Internal |
| Package Quantity | 490 |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 512B |
| RoHS Compliant | Yes |
| Series | PSOC®1 CY8C21xxx |
| Technology | CMOS |
| Width | 5mm |
| RoHS | Compliant |
Download the complete datasheet for Cypress CY8C21434-24LCXI to view detailed technical specifications.
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