8-bit CMOS microcontroller featuring an 8051 core architecture operating up to 50MHz. This peripheral IC offers 62 GPIO and 72 programmable I/O pins, supporting I2C, SPI, USB, UART, USART, LIN, and EBI/EMI interfaces. Integrated peripherals include POR, PWM, WDT, DMA, LCD, CapSense, and I2C, with 64KB FLASH and 8KB RAM. Packaged in a TQFP with gold contact plating, it operates from 1.7V to 5.5V and is RoHS compliant.
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Cypress CY8C3446AXI-099 technical specifications.
| Package/Case | TQFP |
| Contact Plating | Gold |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 50MHz |
| Interface | I2C, SPI, USB, UART, USART, LIN, EBI/EMI |
| Lead Free | Lead Free |
| Max Frequency | 50MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.7V |
| Number of GPIO | 62 |
| Number of I/Os | 62 |
| Number of Programmable I/O | 72 |
| Number of Timers/Counters | 4 |
| Oscillator Type | Internal |
| Package Quantity | 90 |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT, DMA, LCD, CapSense, I2C |
| Radiation Hardening | No |
| RAM Size | 8KB |
| RoHS Compliant | Yes |
| Series | PSOC® 3 CY8C34xx |
| Technology | CMOS |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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