8-bit CMOS microcontroller featuring 8KB FLASH memory and 512B RAM. Operates at up to 24MHz with an 8-bit data bus width. Supports I2C, SPI, and UART/USART interfaces, with 28 programmable I/Os, 4 PWM channels, and 8 timers/counters. Packaged in a 32-pin QFN (MO-220) for surface mounting, operating from 2.4V to 5.25V, with a temperature range of -40°C to 85°C. Includes POR, PWM, and WDT peripherals.
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Cypress CY8C21434-24LFXI technical specifications.
| Access Time | 24us |
| Package/Case | QFN |
| Core Architecture | M8C |
| Data Bus Width | 8b |
| Density | 8KB |
| Frequency | 24MHz |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Max Frequency | 24MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage (DC) | 5.25V |
| Max Supply Voltage | 5.25V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Supply Voltage (DC) | 2.4V |
| Min Supply Voltage | 2.4V |
| Mount | Surface Mount |
| Number of Bits | 8 |
| Number of I/Os | 28 |
| Number of Programmable I/O | 28 |
| Number of PWM Channels | 4 |
| Number of Timers/Counters | 8 |
| Oscillator Type | Internal |
| Package Quantity | 490 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 512B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | PSOC®1 CY8C21xxx |
| Technology | CMOS |
| Termination | SMD/SMT |
| RoHS | Compliant |
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