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ST72C254G2M3 - STMicroelectronics

Description: ST7 ST7 Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) 256 x 8 3.2V ~ 5.5V -40°C ~ 125°C (TA) FLASH 28-SOIC (0.295", 7.50mm Width)

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ST72C254G2M3 - STMicroelectronics - PCB symbol
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ST72C254G2M3 - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO28
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ST72C254G2M3 - STMicroelectronics - 3D model - Small Outline Packages - SO28
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ST72C254G2M3 Details

  • Manufacturer Part Number:

    ST72C254G2M3

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-28

  • Pin Count:

    28

  • HTS Code:

    8542.31.00.15

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Has ADC:

    YES

  • Additional Feature:

    ALSO OPERATES FROM 3.2 TO 5.5V SUUPLY

  • Bit Size:

    8

  • Boundary Scan:

    NO

  • CPU Family:

    ST72

  • Clock Frequency-Max:

    12 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    17.9 mm

  • Number of I/O Lines:

    22

  • Number of Terminals:

    28

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP28,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    256

  • ROM (words):

    8192

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    2.65 mm

  • Speed:

    6 MHz

  • Supply Current-Max:

    10 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

ST72C254G2M3 Frequently Asked Questions (FAQs)

  • The maximum clock frequency that can be used with an external crystal oscillator is 16 MHz, as specified in the datasheet. However, it's recommended to use a frequency between 4 MHz and 12 MHz for optimal performance and to ensure that the oscillator startup time is within the specified limits.
  • To configure the watchdog timer, you need to set the WDRF bit in the WDCR register to enable the watchdog timer. Then, you need to set the WDV bits in the WDCR register to specify the timeout period. Finally, you need to periodically reset the watchdog timer by writing a specific value to the WDRR register to prevent a reset. Refer to the datasheet for the specific register and bit settings.
  • The minimum voltage required for the ST72C254G2M3 to operate correctly is 3.8V, as specified in the datasheet. However, it's recommended to operate the microcontroller at a voltage between 4.5V and 5.5V for optimal performance and to ensure that all peripherals function correctly.
  • To use the internal RC oscillator as a clock source, you need to set the HS bit in the CLK register to 0. Then, you need to set the IRCF bits in the CLK register to select the desired frequency. The internal RC oscillator can be used as a clock source for the microcontroller, but it's not as accurate as an external crystal oscillator and may not be suitable for all applications.
  • The maximum current that can be sourced or sunk by the I/O pins is 20 mA, as specified in the datasheet. However, it's recommended to limit the current to 10 mA or less to ensure that the microcontroller operates within its specified limits and to prevent overheating.

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ST72C254G2M3 Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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ST72C254G2M3 Alternates

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Part Image ST72C254G2MA STMicroelectronics

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For a full list of alternate parts for ST72C254G2M3, check out Findchips.com