8-Bit Microcontroller featuring an 8051 core architecture and 48MHz maximum frequency. This CMOS MCU offers 64KB of FLASH memory and 4.25KB of RAM. Equipped with 40 programmable I/O pins, it includes multiple communication interfaces such as 1 I2C, 1 SPI, and 2 UART channels, along with 1 USB channel. Additional peripherals include 5 PWM channels and 4 timers/counters. The device operates from a 2.7V to 5.25V supply voltage and is housed in a 48-pin TQFP package.
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| Package/Case | TQFP |
| Contact Plating | Tin |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 48MHz |
| Height | 1.05mm |
| Length | 7mm |
| Max Frequency | 48MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.25V |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Number of Channels | 5 |
| Number of I/Os | 40 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 40 |
| Number of PWM Channels | 5 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 2 |
| Number of USB Channels | 1 |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 4.25KB |
| RoHS Compliant | Yes |
| Series | C8051F34x |
| Width | 7mm |
| RoHS | Compliant |
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