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R5F2121CKFP#U0

R5F2121CKFP#U0

R5F2121CKFP#U0

Renesas Electronics America

128KB 128K x 8 FLASH R8C 16-Bit Microcontroller R8C/2x/21 Series R5F2121 48 Pin 16MHz 3.3V 48-LQFP

SOT-23

R5F2121CKFP#U0 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 48-LQFP
Number of Pins 48
Operating Temperature-40°C~125°C TA
PackagingTray
Series R8C/2x/21
Published 2008
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 48
Additional FeatureIT ALSO OPERATES IN 2.7V AT 10MHZ
Max Power Dissipation125mW
Terminal Position QUAD
Terminal FormGULL WING
Supply Voltage 3.3V
Frequency 16MHz
Base Part Number R5F2121
Pin Count48
Supply Voltage-Min (Vsup) 3V
Interface I2C, LIN, UART, USART
Memory Size128kB
Oscillator TypeInternal
Number of I/O 41
RAM Size 6K x 8
Voltage - Supply (Vcc/Vdd) 2.7V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Core Processor R8C
Peripherals POR, Voltage Detect, WDT
Program Memory TypeFLASH
Core Size 16-Bit
Program Memory Size 128KB 128K x 8
Connectivity I2C, LINbus, SIO, SSU, UART/USART
Supply Current-Max 22mA
Bit Size 16
Data Converter A/D 12x10b
Has ADC YES
DMA Channels NO
Data Bus Width 16b
PWM Channels YES
DAC Channels NO
Number of Timers/Counters 5
ROM (words) 131072
EEPROM Size 2K x 8
CPU Family R8C
Length 7mm
Height Seated (Max) 1.7mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:3117 items

R5F2121CKFP#U0 Product Details

R5F2121CKFP#U0 Overview


This Microcontroller comes in a 48-LQFP package. This Microcontroller has 41 I/Os. The Mounting Type of the Microcontroller is Surface Mount. The MCU is based on the 16-Bit core. This Microcontroller's program memory type is FLASH. The Microcontroller runs in -40°C~125°C TA Operating Temperature. Microcontroller runs in R8C/2x/21 Series. The size of the program memory of Microcontroller is 128KB 128K x 8. MCU is powered by R8C Core Processor. The device belongs to MICROCONTROLLER uPs/uCs/Peripheral ICs Type. The MCU has a number of 48 terminals. Microcontroller comes with 16 bit size. The component always operates in 3.3V supply voltage. MCU chip has NO DMA channels. The part owns 128kB memory size. You can find alternatives through the base part number R5F2121. MCU's frequency is 16MHz. The device works in YES PWM channels. The pin number of the component remains 48. It has 5 timers/counters. It counts 48 pins. The device is embedded with R8C CPU family. To name a few, there are additional features like IT ALSO OPERATES IN 2.7V AT 10MHZ.

R5F2121CKFP#U0 Features


48-LQFP package
Mounting type of Surface Mount


R5F2121CKFP#U0 Applications


There are a lot of Renesas Electronics America
R5F2121CKFP#U0 Microcontroller applications.


  • Automatic control
  • Equipment control
  • Instrument control
  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle

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