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UPSD3422EB40T6 - STMicroelectronics

Description: 8032 µPSD Microcontroller IC 8-Bit 40MHz 80KB (80K x 8) FLASH 5.5V,-40°C ~ 85°C

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UPSD3422EB40T6 - STMicroelectronics - PCB symbol
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PCB Footprints
UPSD3422EB40T6 - STMicroelectronics PCB footprint - Quad Flat Packages - Quad Flat Packages - LQFP52 – 52-lead plastic thin, quad, flat package outline
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UPSD3422EB40T6 - STMicroelectronics - 3D model - Quad Flat Packages - LQFP52 – 52-lead plastic thin, quad, flat package outline
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UPSD3422EB40T6 Details

  • Manufacturer Part Number:

    UPSD3422EB40T6

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    QFP

  • Package Description:

    ROHS COMPLIANT, PLASTIC, LQFP-52

  • Pin Count:

    52

  • ECCN Code:

    3A991.a.2

  • HTS Code:

    8542.31.00.15

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Has ADC:

    YES

  • Additional Feature:

    ALSO OPERATES AT 5V SUPPLY

  • Bit Size:

    8

  • Boundary Scan:

    YES

  • CPU Family:

    8051

  • Clock Frequency-Max:

    40 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • JESD-30 Code:

    S-PQFP-G52

  • JESD-609 Code:

    e4

  • Length:

    10 mm

  • Moisture Sensitivity Level:

    3

  • Number of I/O Lines:

    35

  • Number of Terminals:

    52

  • 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:

    LQFP

  • Package Equivalence Code:

    QFP52,.47SQ

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    4096

  • ROM (words):

    65536

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.6 mm

  • Speed:

    40 MHz

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    10 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

UPSD3422EB40T6 Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN5275, which includes guidelines for thermal vias, copper pours, and component placement to ensure optimal thermal performance.
  • The maximum output current depends on the input voltage, output voltage, and efficiency of the converter. You can use the equations provided in the datasheet to calculate the maximum output current for your specific application, taking into account the device's thermal limitations and efficiency.
  • The recommended input and output capacitors are listed in the datasheet, but it's also important to consider the capacitor's ESR, voltage rating, and temperature rating to ensure reliable operation. A good starting point is to use X7R or X5R ceramic capacitors with a voltage rating of 1.5 to 2 times the input or output voltage.
  • The UPSD3422EB40T6 has a built-in overcurrent protection feature, but you may also want to implement external overcurrent protection using a sense resistor and a comparator or a dedicated overcurrent protection IC. The datasheet provides guidelines for setting the overcurrent threshold and response time.
  • The recommended startup sequence is to first apply the input voltage, then enable the device by setting the EN pin high. This ensures that the internal voltage regulators are properly initialized before the device starts switching. The datasheet provides a detailed startup sequence diagram.

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UPSD3422EB40T6 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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