8-bit microcontroller featuring a 25MHz internal oscillator, 8KB FLASH memory, and 256 bytes of RAM. This CMOS device supports SPI, UART, and USART interfaces, with 6 programmable I/Os and 3 timers/counters. Operating from 2.7V to 5.25V, it includes peripherals like Brown-out Detect/Reset, POR, PWM, and WDT. Packaged in a 10-pin DFN (3x3mm) surface mount configuration, it operates across a -40°C to 125°C temperature range and is lead-free and RoHS compliant.
Frequency25MHz
PackageDFN
MountingSurface Mount
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Technical Specifications
Silicon Labs C8051F521-IM technical specifications.
General
Access Time
25us
Package/Case
DFN
Core Architecture
8051
Data Bus Width
8b
Interface
SPI, UART, USART
Lead Free
Lead Free
Max Frequency
25MHz
Max Operating Temperature
125°C
Max Supply Voltage
5.25V
Memory Size
8KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
2.7V
Mount
Surface Mount
Number of I/Os
6
Number of Programmable I/O
6
Number of Timers/Counters
3
Oscillator Type
Internal
Package Quantity
122
Packaging
Rail/Tube
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor
Radiation Hardening
No
RAM Size
256B
RoHS Compliant
Yes
Series
C8051F52x
Compliance
RoHS
Compliant
Datasheet
Silicon Labs C8051F521-IM Datasheet
Download the complete datasheet for Silicon Labs C8051F521-IM to view detailed technical specifications.
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