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C8051F221R

C8051F221R

C8051F221R

Silicon Labs

8KB 8K x 8 FLASH 8051 8-Bit Microcontroller C8051F2xx Series C8051F2 32 Pin 25MHz 32-LQFP

SOT-23

C8051F221R Datasheet

non-compliant

In-Stock: 0 items
Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 32-LQFP
Number of Pins 32
Supplier Device Package 32-LQFP (7x7)
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Series C8051F2xx
Published 2000
Part Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Max Operating Temperature 85°C
Min Operating Temperature -40°C
Frequency 25MHz
Base Part Number C8051F2
Interface SPI, UART, USART
Max Supply Voltage 3.6V
Min Supply Voltage 2.7V
Memory Size 8kB
Oscillator Type Internal
Number of I/O 22
Speed 25MHz
RAM Size 256 x 8
Memory Type FLASH
Voltage - Supply (Vcc/Vdd) 2.7V~3.6V
Core Processor 8051
Peripherals Brown-out Detect/Reset, POR, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 8KB 8K x 8
Connectivity SPI, UART/USART
Data Converter A/D 22x8b
Access Time 25 μs
Data Bus Width 8b
Core Architecture 8051
Max Frequency 25MHz
Number of Programmable I/O 22
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
C8051F221R Product Details

C8051F221R Overview


In a 32-LQFP package, the MCU is available. 22 I/Os are available. The Microcontroller has a mounting type of Surface Mount, which indicates that it is mounted conveniently. The 8-Bit core is the core of the MCU. There is a FLASH type of memory for its program. There is a temperature range of -40°C~85°C TA that is operated by this Microcontroller. C8051F2xx series components make up this electrical component. 8KB 8K x 8 is the size of its program memory. A 8051 Core processor is used to power the device. 8kB is the memory size of the part. The base part number C8051F2 can be used to find alternatives. The efficiency of this device can be improved when operating at a frequency of 25MHz. Located on the chip are 32 pins. It has built-in FLASH memory. There is an integrated 8051 core architecture in it. It programs in 22 Programmable I/O.

C8051F221R Features


32-LQFP package
Mounting type of Surface Mount
Minimum temperature of -40°C


C8051F221R Applications


There are a lot of Silicon Labs
C8051F221R Microcontroller applications.


  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio
  • Entertainment products

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