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ST72C254G1B6 - STMicroelectronics

Description: 8-bit MCU with single voltage Flash memory, ADC, 16-bit timers, SPI, I2C interfaces

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ST72C254G1B6 - STMicroelectronics - PCB symbol
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ST72C254G1B6 - STMicroelectronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 32-Pin Shrink Plastic Dual In Line Package-1
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ST72C254G1B6 - STMicroelectronics - 3D model - Dual-In-Line Packages - 32-Pin Shrink Plastic Dual In Line Package-1
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ST72C254G1B6 Details

  • Manufacturer Part Number:

    ST72C254G1B6

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-32

  • Pin Count:

    32

  • 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:

    16 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    R-PDIP-T32

  • JESD-609 Code:

    e3

  • Length:

    27.94 mm

  • Number of I/O Lines:

    22

  • Number of Terminals:

    32

  • 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:

    SDIP

  • Package Equivalence Code:

    SDIP32,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE, SHRINK PITCH

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    256

  • ROM (words):

    4096

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    5.08 mm

  • Speed:

    8 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:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.778 mm

  • Terminal Position:

    DUAL

  • Width:

    10.16 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

ST72C254G1B6 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 crystal oscillator with a frequency of 12 MHz or less to ensure reliable operation and minimize power consumption.
  • 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.
  • Yes, the internal RC oscillator can be used as a clock source for the microcontroller. However, the internal RC oscillator has a limited accuracy and stability, and its frequency can vary depending on the temperature and supply voltage. Therefore, it's recommended to use an external crystal oscillator for most applications.
  • To implement a low-power mode, you can use the HALT or STOP instructions to put the microcontroller into a low-power state. You can also use the Power Down mode by setting the PD bit in the PMCR register. Additionally, you can disable unnecessary peripherals and reduce the clock frequency to further reduce power consumption.
  • 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 reliable operation and prevent overheating.

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ST72C254G1B6 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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