8-bit CMOS microcontroller featuring an 8051 core architecture, operating at up to 50MHz. This QFN-packaged MCU offers 16KB of FLASH memory, 1KB of RAM, and 21 programmable I/Os. Integrated peripherals include POR, PWM, and a watchdog timer, with support for I2C, SPI, UART, USART, SMBus, and 2-Wire interfaces. Designed for a supply voltage range of 1.8V to 3.6V, it operates from -40°C to 105°C.
Frequency50MHz
PackageQFN
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Technical Specifications
Silicon Labs C8051F391-A-GM technical specifications.
General
Package/Case
QFN
Contact Plating
Tin, Matte
Core Architecture
8051
Data Bus Width
8b
Frequency
50MHz
Interface
I2C, SPI, UART, USART, SMBus, 2-Wire
Max Frequency
730kHz
Max Operating Temperature
105°C
Max Supply Voltage
3.6V
Memory Size
16KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
1.8V
Number of I/Os
21
Number of Programmable I/O
21
Number of Timers/Counters
6
Oscillator Type
Internal
Packaging
Rail/Tube
Peripherals
POR, PWM, WDT
Radiation Hardening
No
RAM Size
1KB
RoHS Compliant
Yes
Series
C8051F39x
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Silicon Labs C8051F391-A-GM Datasheet
Download the complete datasheet for Silicon Labs C8051F391-A-GM to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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