8-bit microcontroller featuring an 8051 core architecture, operating at a maximum frequency of 25MHz. This CMOS device offers 2KB of FLASH memory and 256B of RAM, with an 8-bit data bus width. Integrated peripherals include POR, PWM, and a watchdog timer, alongside 8 programmable I/O pins. Connectivity is supported via I2C, UART, USART, and SMBus interfaces. Designed for surface mounting in a QFN package, it operates within a supply voltage range of 2.7V to 3.6V and a temperature range of -40°C to 85°C.
Frequency25MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Silicon Labs C8051F305R technical specifications.
General
Access Time
25us
Package/Case
QFN
Core Architecture
8051
Data Bus Width
8b
Interface
I2C, UART, USART, SMBus, 2-Wire
Lead Free
Contains Lead
Max Frequency
25MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
2KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
2.7V
Mount
Surface Mount
Number of I/Os
8
Number of Programmable I/O
8
Number of Timers/Counters
3
Oscillator Type
Internal
Package Quantity
1500
Packaging
Tape and Reel
Peripherals
POR, PWM, WDT
RAM Size
256B
RoHS Compliant
Yes
Series
C8051F30x
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Silicon Labs C8051F305R Datasheet
Download the complete datasheet for Silicon Labs C8051F305R to view detailed technical specifications.
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