8-bit 8051 microcontroller featuring 16KB FLASH memory and 2.25KB RAM. Operates at up to 50MHz with an 8-bit data bus. Supports I2C, SPI, UART, USART, SMBus, and 2-Wire interfaces. Includes 4 timers/counters, 18 programmable I/Os, and peripherals like POR, PWM, WDT, and a Temp Sensor. Designed for surface mounting in a QFN package, with tin contact plating, operating from 1.8V to 5.25V and a temperature range of -40°C to 125°C.
Frequency50MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Silicon Labs C8051F556-IM technical specifications.
General
Package/Case
QFN
Contact Plating
Tin
Core Architecture
8051
Data Bus Width
8b
Frequency
50MHz
Interface
I2C, SPI, UART, USART, SMBus, 2-Wire
Max Frequency
50MHz
Max Operating Temperature
125°C
Memory Size
16KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Max Supply Voltage
5.25V
Min Supply Voltage
1.8V
Mount
Surface Mount
Number of Channels
6
Number of I/Os
18
Number of Programmable I/O
18
Number of Timers/Counters
4
Oscillator Type
Internal
Package Quantity
91
Packaging
Rail/Tube
Peripherals
POR, PWM, WDT, Temp Sensor
RAM Size
2.25KB
RoHS Compliant
Yes
Series
C8051F55x
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Silicon Labs C8051F556-IM Datasheet
Download the complete datasheet for Silicon Labs C8051F556-IM to view detailed technical specifications.
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