Multifunction peripheral IC featuring an 8-bit 8051 core architecture operating at up to 67MHz. This CMOS component offers 64KB of FLASH memory and 8KB of RAM, with 25 general-purpose I/O pins and 31 programmable I/O pins. Integrated interfaces include I2C, SPI, USB, UART, USART, LIN, and EBI/EMI, alongside peripherals such as POR, PWM, WDT, DMA, LCD, and CapSense. Packaged in an SSOP-48 with gold contact plating, it operates from 1.7V to 5.5V and is RoHS compliant.
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Cypress CY8C3866PVI-021 technical specifications.
| Package/Case | SSOP |
| Contact Plating | Gold |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 67MHz |
| Interface | I2C, SPI, USB, UART, USART, LIN, EBI/EMI |
| Lead Free | Lead Free |
| Max Frequency | 67MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 1.7V |
| Number of GPIO | 25 |
| Number of I/Os | 25 |
| Number of Programmable I/O | 31 |
| Number of Timers/Counters | 4 |
| Oscillator Type | Internal |
| Package Quantity | 30 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT, DMA, LCD, CapSense, I2C |
| Radiation Hardening | No |
| RAM Size | 8KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | PSOC® 3 CY8C38xx |
| Technology | CMOS |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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