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ST72F321AR7T6 - STMicroelectronics

Description: 64/44-pin 8-bit MCU with 32 to 60K Flash/ROM, ADC, five timers, SPI, SCI, I2C interface

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ST72F321AR7T6 - STMicroelectronics PCB footprint - Quad Flat Packages - Quad Flat Packages - LQFP - 64 pins, 10 x 10 mm
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ST72F321AR7T6 - STMicroelectronics  - 3D model - Quad Flat Packages - LQFP - 64 pins, 10 x 10 mm
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ST72F321AR7T6 Details

  • Manufacturer Part Number:

    ST72F321AR7T6

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFP

  • Package Description:

    10 X 10 MM, ROHS COMPLIANT, PLASTIC, LQFP-64

  • Pin Count:

    64

  • HTS Code:

    8542.31.00.15

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Has ADC:

    YES

  • Bit Size:

    8

  • Boundary Scan:

    YES

  • CPU Family:

    ST72

  • Clock Frequency-Max:

    16 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    S-PQFP-G64

  • JESD-609 Code:

    e4

  • Length:

    10 mm

  • Moisture Sensitivity Level:

    3

  • Number of I/O Lines:

    48

  • Number of Terminals:

    64

  • 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:

    QFP64,.47SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    1536

  • ROM (words):

    49152

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.6 mm

  • Speed:

    8 MHz

  • Supply Current-Max:

    15 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4 V

  • Supply Voltage-Nom:

    4 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    10 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

ST72F321AR7T6 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for ST72F321AR7T6 is -40°C to 85°C, as specified in the datasheet. However, it's essential to note that the device can operate at temperatures beyond this range, but with reduced performance and reliability.
  • The ST72F321AR7T6 has an internal POR and BOR circuitry. To handle POR, ensure that the power supply voltage rises slowly and monotonically to avoid false resets. For BOR, set the BOR threshold voltage according to your application's requirements using the BORVDD and BORVSS pins.
  • The maximum clock frequency supported by ST72F321AR7T6 is 32 MHz, as specified in the datasheet. However, the actual clock frequency may vary depending on the crystal oscillator or external clock source used.
  • The WDT in ST72F321AR7T6 can be configured using the WDTCSR register. Set the WDT prescaler and timeout period according to your application's requirements. The WDT can be enabled or disabled using the WDTE bit in the WDTCSR register.
  • The internal RC oscillator in ST72F321AR7T6 is used as a clock source for the device during power-up or when an external clock source is not available. It can also be used as a backup clock source in case of external clock failure.

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ST72F321AR7T6 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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