8-Bit Microcontroller featuring an 8051 CPU core operating at up to 100MHz. This CMOS device offers 128KB of FLASH memory and 8.25KB of RAM, with 32 programmable I/O pins. Integrated peripherals include I2C, SPI, UART, SMBus, USART, EBI/EMI, 2-Wire interfaces, 5 timers/counters, and a watchdog timer. The microcontroller operates from a 3V to 3.6V supply, with an internal oscillator, and is available in a TQFP-64 package.
Frequency100MHz
PackageTQFP
Quick Jump:
Technical Specifications
Silicon Labs C8051F121 technical specifications.
General
Access Time
100us
Package/Case
TQFP
Core Architecture
8051
Data Bus Width
8b
Interface
I2C, SPI, UART, SMBus, USART, EBI/EMI, 2-Wire
Lead Free
Contains Lead
Max Frequency
100MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
128KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
3V
Number of Channels
6
Number of I/Os
32
Number of Programmable I/O
32
Number of Timers/Counters
5
Operating Supply Voltage
3.3V
Oscillator Type
Internal
Package Quantity
160
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor
Radiation Hardening
No
RAM Size
8.25KB
RoHS Compliant
No
Series
C8051F12x
Watchdog Timer
Yes
Compliance
RoHS
Not CompliantNo
Datasheet
Silicon Labs C8051F121 Datasheet
Download the complete datasheet for Silicon Labs C8051F121 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
Product Images
