8-Bit Microcontroller (MCU) featuring an 8051 core architecture operating at up to 50MHz. This CMOS device offers 128KB of FLASH memory and 8.25KB of RAM, with 64 programmable I/O pins. Integrated peripherals include I2C, SPI, UART, USART, EBI/EMI, SMBus, and 2-Wire interfaces, alongside 8 ADC channels and 6 PWM channels. The MCU supports a 2.7V to 3.6V operating supply voltage and is housed in a TQFP package with tin contact plating.
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| Access Time | 50us |
| Package/Case | TQFP |
| Contact Plating | Tin |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Density | 128KB |
| Frequency | 50MHz |
| Height | 1.05mm |
| Interface | I2C, SPI, UART, USART, EBI/EMI, SMBus, 2-Wire |
| Lead Free | Lead Free |
| Lead Pitch | 0.5mm |
| Length | 14mm |
| Max Frequency | 50MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of ADC Channels | 8 |
| Number of Bits | 8 |
| Number of Channels | 6 |
| Number of I/Os | 64 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 64 |
| Number of PWM Channels | 6 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 5 |
| Number of UART Channels | 2 |
| Operating Supply Voltage | 3V |
| Oscillator Type | Internal |
| Package Quantity | 90 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| Radiation Hardening | No |
| RAM Size | 8.25KB |
| Reach SVHC Compliant | Unknown |
| RoHS Compliant | Yes |
| Row Spacing | 16mm |
| Series | C8051F12x |
| Watchdog Timer | Yes |
| Width | 14mm |
| RoHS | Compliant |
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