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W78E858A40PL The Nuvoton W78E858A40PL is an 8-Bit microcontroller featuring 32KB of FLASH program memory and 768 Bytes of RAM. It operates at speeds up to 40MHz.
Mfr Part #:

W78E858A40PL

Available from 1 distributors
Mfr Name: Nuvoton Technology
Nuvoton Technology
The Nuvoton W78E858A40PL is an 8-Bit microcontroller featuring 32KB of FLASH program memory and 768 Bytes of RAM. It operates at speeds up to 40MHz.
✓ Total Stock: 422 pcs
$ Price Range: $6.40

W78E858A40PL Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
422 pcs
On Request
422 pcs On Request 1 On Request On Request 0925+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

W78E858A40PL Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Voltage
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W78E858A40PL Description

Short technical summary and product information.

The W78E858A40PL from Nuvoton Technology is an 8-bit microcontroller based on the 8052 core. It offers 32KB of on-chip FLASH EPROM for program storage and 768 Bytes of RAM for data. This device operates at a speed of 40MHz and supports a voltage range of 4.5V to 5.5V.

 

Key peripherals include POR, PWM, and WDT, with connectivity options such as EBI/EMI and a serial port. The microcontroller is designed for surface mount applications and comes in a 44-LCC (J-Lead) package. Its operating temperature range is 0°C to 70°C (TA).

 

This microcontroller is suitable for various embedded applications requiring a robust 8-bit architecture with sufficient memory and peripheral support. The internal oscillator simplifies design, and the 44-pin package provides ample I/O with 36 available pins.

W78E858A40PL Quick Information

Product Type: Microcontroller
Canonical Name: W78E858A40PL 8-BIT MICROCONTROLLER
Subcategory: 8-Bit Microcontrollers

W78E858A40PL Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

W78E858A40PL Estimated Pricing

Qty Low High
1+ $6.40 $6.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

W78E858A40PL Features

  • 8-Bit 8052 Core Microcontroller
  • 32KB FLASH Program Memory
  • 768 Bytes RAM
  • 40MHz Operating Speed
  • 4.5V to 5.5V Operating Voltage

W78E858A40PL Applications

  • Embedded control applications
  • General purpose MCU tasks
  • Systems requiring 8-bit architecture
  • Applications needing FLASH memory

W78E858A40PL FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the W78E858A40PL?

The operating voltage is 4.5V to 5.5V.

What package type is the W78E858A40PL available in?

The W78E858A40PL is available in a 44-LCC (J-Lead) package.

What is the operating temperature range for the W78E858A40PL?

The operating temperature range is 0°C to 70°C (TA).

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