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W78E516B40PL Microcontrollers by Nuvoton Technology Corporation (Obsolete Lifecycle)

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Industrial-grade microprocessor with advanced FLASH technology and high-speed performance for rugged environment

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W78E516B40PL Information

Description

The W78E516B40PL microcontroller is a high-performance, low-power consumption device designed for embedded systems. It features an 8-bit flash-based CPU (8051) operating at 40 MHz. This MCU comes with versatile peripherals like PWM, SPI, and I2C interfaces, along with 44-pin LCC package. Key applications include consumer electronics, industrial automation, automotive systems, and communication devices.

Features

The W78E516B40PL microcontroller features:


  • High-performance
  • : 8-bit architecture with a 40MHz clock.

  • Low power consumption
  • : suitable for energy-efficient applications.

  • Memory
  • : 10KB SRAM and 16KB flash memory.

  • Peripheral interfaces
  • : PWM, SPI, I2C for connectivity with other devices.

  • General-purpose I/O pins
  • : 24 or 28 pins depending on the package, allowing versatile input/output functions.

These features make the W78E516B40PL microcontroller ideal for a wide range of applications that require high performance, energy efficiency, and flexible connectivity.

Package

The W78E516B40PL microcontroller has a Package Type of 44-LLC (J-Lead), suitable for surface-mount applications.

Pinout

The W78E516B40PL microcontroller has a pin count of 24 general-purpose I/O pins. Functionally, these pins support input/output operations for various applications, including digital logic, sensors, and actuator control. The other non-pin specific features are mentioned in the provided list of features.

Manufacturer

The manufacturer of the W78E516B40PL microcontroller is Nuvoton Technology Corporation. Nuvoton is a semiconductor technology company that specializes in developing and providing integrated circuits for various industries, including IoT, automotive, and industrial automation.

Applications

The W78E516B40PL microcontroller finds application in consumer electronics, industrial automation, automotive systems, and communication devices due to its high performance, low power consumption, and versatile interfaces.

Equivalent

The equivalent products of W78E516B40PL might include other high-performance, low-power consumption microcontrollers from Nuvoton Technology Corporation or competitors with similar feature sets.

Market Dynamics

Price Trend

Pricing Insight: As of 2019, the market price is evaluated at 1.9800 USD.

Historical Price Trend Data
Date Average price (USD)
2019 1.9800

Quotation Frequency

Sourcing Activity: Recent market data in 2019 shows 2 quotation requests from active buyers.

Quotation and RFQ Frequency Data
Date Quotation requests (times)
2019 2

W78E516B40PL Technical Details

Device Attribute Attribute Value Device Attribute Attribute Value
Packaging Tube Part Status Obsolete
Programmable Not Verified Core Processor 8052
Core Size 8-Bit Speed 40MHz
Connectivity EBI/EMI, UART/USART Peripherals POR
Number of I/O 36 Program Memory Size 64KB (64K x 8)
Program Memory Type FLASH RAM Size 512 x 8
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V Oscillator Type Internal
Operating Temperature 0°C ~ 70°C (TA) Mounting Type Surface Mount
Base Product Number W78E516 Package/Case 44-LCC (J-Lead)

W78E516B40PL FAQs

1.Q: What related parts could replace this obsolete Nuvoton 8051 MCU?

A: Consider newer Nuvoton 8051-compatible MCUs (e.g., N76E, N79E series) or alternatives from Silicon Labs (C8051) with similar specs.

2.Q: Is this Nuvoton microcontroller compliant with industry standards?

A: Yes, it meets ECCN 3A991.A.2 and HTS 8542.31.00.01 standards, though it’s marked "Obsolete" in its lifecycle.

3.Q: What is the maximum power dissipation of this 40MHz 8051 microcontroller?

A: The supply current max is 20mA at 5V, yielding an approximate max power dissipation of 100mW under full load.

4.Q: What is the package type and dimensions of this Nuvoton microcontroller?

A: It comes in a 44-pin LCC (J-Lead) package (16.59mm × 16.59mm, 4.7mm height) with 1.27mm terminal pitch, compliant with JESD-30 (S-PQCC-J44).

5.Q: Does the Nuvoton 44-LCC microcontroller have ADC or PWM capabilities?

A: No, this model lacks built-in ADC, DAC, or PWM channels, as indicated in its parameter list.

6.Q: What are the typical applications for this Nuvoton CMOS microcontroller?

A: Common uses include industrial control systems, consumer electronics, embedded devices, and legacy 8051-based applications requiring moderate speed and low power.

7.Q: What are the recommended operating conditions for this Nuvoton 8051 microcontroller?

A: Recommended conditions: 4.5V–5.5V supply voltage, commercial temperature range (up to 70°C), and clock frequency up to 40MHz.

8.Q: What is the pinout configuration of the Nuvoton 44-LCC microcontroller?

A: The device has 44 pins in a J-lead LCC package (QCCJ), with pin assignments including 36 I/O lines, power supply (VCC/GND), clock (XTAL1/XTAL2), and control signals.

9.Q: What are the key features of the Nuvoton 8051-based microcontroller with 44-LCC package?

A: Key features include 8-bit 8051 CPU, 40MHz max clock speed, 64KB FLASH ROM, 512B RAM, 36 I/O lines, 5V operating voltage, and 4KB auxiliary FLASH EPROM.

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Excellent Rated 5 out of 5 stars

See all reviews on Trustpilot Star Trustpilot

  • A
    A**n

    02/25/2025

    The parts are excellent quality, and I've never had any trouble with shipping or delivery.

  • J
    J**n

    07/03/2025

    Order shipped to US arrived faster than local suppliers. Customs docs were perfect.

  • E
    E**e

    02/28/2025

    No hidden fees, and the shipping costs are pretty fair.

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