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R5F21238DFP#U0 - Renesas Electronics

Description: The R8C/23 Group is supported only for customers who have already adopted these products.This MCU is built using the high-performance silicon gate CMOS process using the R8C CPU core and is packaged in a 48-pin plastic molded LQFP. This MCU operates using sophisticated instructions featuring a high level of instruction efficiency. With 1Mb of address space, it is capable of executing instructions at high speed. This MCU is equipped with one CAN module and suited to in-vehicle or FA networking. Furthermore,

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R5F21238DFP#U0 - Renesas Electronics PCB footprint - Quad Flat Packages - Quad Flat Packages - PLQP0048KB-A 1
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R5F21238DFP#U0 Details

  • Manufacturer Part Number:

    R5F21238DFP#U0

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    LQFP

  • Package Description:

    7 X 7 MM, 0.50 MM PITCH, PLASTIC, LQFP-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    PLQP0048KB

  • HTS Code:

    8542.31.00.20

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Has ADC:

    YES

  • Additional Feature:

    IT ALSO OPERATES IN 2.7V AT 10MHZ

  • Bit Size:

    16

  • Boundary Scan:

    NO

  • CPU Family:

    R8C

  • Clock Frequency-Max:

    20 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    S-PQFP-G48

  • Length:

    7 mm

  • Number of I/O Lines:

    44

  • Number of Terminals:

    48

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP48,.35SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    3072

  • ROM (words):

    65536

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.7 mm

  • Speed:

    20 MHz

  • Supply Current-Max:

    25 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3.3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    7 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

R5F21238DFP#U0 Frequently Asked Questions (FAQs)

  • The recommended power-on sequence is to apply VCC first, followed by AVCC, and then the clock signal. This ensures proper initialization of the internal voltage regulators and prevents latch-up.
  • The clock settings can be configured using the Clock Control Register (CCR) and the Clock Source Select Register (CSSR). The CCR sets the clock frequency, while the CSSR selects the clock source (e.g., internal oscillator, external crystal, or external clock).
  • The VCAP pin is used to connect a capacitor for the internal voltage regulator. It helps to stabilize the internal voltage and ensure proper operation of the microcontroller.
  • The watchdog timer can be enabled by setting the WDTEN bit in the Watchdog Timer Control Register (WTCSR). The timeout period can be set using the Watchdog Timer Counter Register (WTCTR). The watchdog timer can be reset using the Watchdog Timer Reset Register (WTRR).
  • The maximum operating frequency of the R5F21238DFP#U0 is 32 MHz.

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