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ST72F321AR9T6 - STMicroelectronics

Description: STMicroelectronics ST72F321AR9T6, 8bit ST7 Microcontroller, 8MHz, 60 kB Flash, 64-Pin LQFP

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ST72F321AR9T6 - STMicroelectronics PCB footprint - Quad Flat Packages - Quad Flat Packages - 64-Pin Low Profile Quad Flat Package (10 x10)
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ST72F321AR9T6 - STMicroelectronics  - 3D model - Quad Flat Packages - 64-Pin Low Profile Quad Flat Package (10 x10)
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ST72F321AR9T6 Details

  • Manufacturer Part Number:

    ST72F321AR9T6

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFP

  • Package Description:

    LFQFP, QFP64,.47SQ,20

  • Pin Count:

    64

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.15

  • Date Of Intro:

    1980-01-04

  • 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):

    2048

  • ROM (words):

    61440

  • 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

ST72F321AR9T6 Frequently Asked Questions (FAQs)

  • The ST72F321AR9T6 can operate from -40°C to 85°C (industrial temperature range) and from -40°C to 125°C (extended temperature range) with some limitations.
  • The clock system on the ST72F321AR9T6 can be configured using the Clock Security System (CSS) and the Power Management Unit (PMU). The CSS allows selection of the clock source, while the PMU controls the clock frequency and voltage regulator.
  • The maximum frequency of the ST72F321AR9T6 is 32 MHz, but it can be overclocked up to 36 MHz with some limitations.
  • The ADC on the ST72F321AR9T6 is a 12-bit successive approximation ADC with up to 16 channels. It can be configured using the ADC control registers and triggered by a variety of sources, including timers and external events.
  • The BOR on the ST72F321AR9T6 is a feature that resets the microcontroller when the supply voltage falls below a certain threshold (typically 1.8V). This helps prevent unpredictable behavior during power-on or power-down sequences.

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ST72F321AR9T6 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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