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R5F21257SYFP#U0

R5F21257SYFP#U0

R5F21257SYFP#U0

Rochester Electronics, LLC

48KB 48K x 8 FLASH R8C 16-Bit Microcontroller R8C/2x/25 Series 52-LQFP

SOT-23

R5F21257SYFP#U0 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 52-LQFP
Supplier Device Package 52-LQFP (10x10)
Operating Temperature-20°C~105°C TA
PackagingTray
Series R8C/2x/25
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Oscillator TypeInternal
Number of I/O 41
Speed 20MHz
RAM Size 2.5K x 8
Voltage - Supply (Vcc/Vdd) 2.2V~5.5V
Core Processor R8C
Peripherals POR, Voltage Detect, WDT
Program Memory TypeFLASH
Core Size 16-Bit
Program Memory Size 48KB 48K x 8
Connectivity I2C, LINbus, SIO, SSU, UART/USART
Data Converter A/D 12x10b
RoHS StatusNon-RoHS Compliant
In-Stock:1034 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$8.60000$8.6
500$8.514$4257
1000$8.428$8428
1500$8.342$12513
2000$8.256$16512
2500$8.17$20425

R5F21257SYFP#U0 Product Details

R5F21257SYFP#U0 Overview


There is a 52-LQFP package available. The board has 41 I/Os. Using the Mounting Type Surface Mount, the MCU is mounted on PCB. A 16-Bit core is used in order to power the IC chip. The type of memory it uses for its program is FLASH. -20°C~105°C TA is the temperature range at which this Microcontroller operates. R8C/2x/25-series components are electrical components. In the case of this Microcontroller, the memory size of the program is 48KB 48K x 8. Powered by a R8C Core processor.

R5F21257SYFP#U0 Features


52-LQFP package
Mounting type of Surface Mount


R5F21257SYFP#U0 Applications


There are a lot of Rochester Electronics, LLC
R5F21257SYFP#U0 Microcontroller applications.


  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine

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