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W77E58-40 - Winbond

Description: Winbond W77E58-40, 8bit 8051 Microcontroller, 40MHz, 32 kB EPROM, 40-Pin PDIP

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PCB Footprints
W77E58-40 - Winbond PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - dip-40
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3D Models
W77E58-40 - Winbond  - 3D model - Dual-In-Line Packages - dip-40
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W77E58-40 Details

  • Manufacturer Part Number:

    W77E58-40

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-40

  • Pin Count:

    40

  • ECCN Code:

    3A991.a.2

  • HTS Code:

    8542.31.00.15

  • Manufacturer:

    Winbond Electronics Corp

  • YTEOL:

    0

  • Has ADC:

    NO

  • Address Bus Width:

    16

  • Bit Size:

    8

  • Boundary Scan:

    YES

  • CPU Family:

    8051

  • Clock Frequency-Max:

    40 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • External Data Bus Width:

    8

  • JESD-30 Code:

    R-PDIP-T40

  • JESD-609 Code:

    e0

  • Length:

    52.2 mm

  • Number of I/O Lines:

    32

  • Number of Terminals:

    40

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    70 °C

  • PWM Channels:

    NO

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP40,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    1024

  • ROM (words):

    32768

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    5.334 mm

  • Speed:

    40 MHz

  • Supply Current-Max:

    50 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    15.24 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER

W77E58-40 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the W77E58-40 is -40°C to 85°C, although it can tolerate storage temperatures from -65°C to 150°C.
  • The W77E58-40 has an internal POR circuit that ensures the device is in a reset state during power-up. The POR sequence is automatically handled by the device, and no external intervention is required.
  • The W77E58-40 supports a maximum clock frequency of 40 MHz, although it can operate at lower frequencies depending on the application requirements.
  • A reliable boot process for the W77E58-40 involves ensuring a stable power supply, using a robust clock source, and implementing a proper reset sequence. Additionally, using a boot loader or a secure boot mechanism can help ensure the integrity of the firmware.
  • To minimize EMI and ensure EMC, it is essential to follow proper PCB design guidelines, use shielding and grounding techniques, and implement EMI filtering and suppression components in the system design.

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W77E58-40 Overview

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