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W78E058B40FL

W78E058B40FL

W78E058B40FL

Nuvoton Technology Corporation of America

32KB 32K x 8 FLASH 8052 8-Bit Microcontroller W78 Series 44 Pin 40MHz 5V 44-BQFP

SOT-23

W78E058B40FL Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-BQFP
Number of Pins 44
Operating Temperature0°C~70°C TA
PackagingTray
Series W78
Published 1999
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Terminal Position QUAD
Terminal FormGULL WING
Supply Voltage 5V
Terminal Pitch0.8mm
Frequency 40MHz
Pin Count44
Qualification StatusNot Qualified
Operating Supply Voltage5V
Power Supplies5V
Interface EBI/EMI, UART, USART
Memory Size32kB
Oscillator TypeInternal
Number of I/O 36
RAM Size 512 x 8
Voltage - Supply (Vcc/Vdd) 4.5V~5.5V
Core Processor 8052
Peripherals POR, WDT
Program Memory TypeFLASH
Core Size 8-Bit
Program Memory Size 32KB 32K x 8
Connectivity EBI/EMI, UART/USART
Supply Current-Max 20mA
Bit Size 8
Number of Timers/Counters 3
CPU Family 8051
RAM (bytes) 512
RoHS StatusRoHS Compliant
In-Stock:2821 items

W78E058B40FL Product Details

W78E058B40FL Overview


The package has a 44-BQFP shape. With 36 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 8-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within 0°C~70°C TA range are measured by this Microcontroller. The W78 series is comprised of this electrical component. The electronic part has a program memory size of 32KB 32K x 8. There's a 8052 Core Processor inside. There are 44 terminations on the IC chip. 8-bits are the size of the data that comes with MCU. A 5V volt supply is provided by the Microcontroller chip. Its memory size is 32kB. An effective performance can be achieved at a frequency of 40MHz. It is possible to access the 44 pins on the chip. In total, it has 3 timers and counters in it. A total of 44 pins are included in the package. There are several CPUs that are embedded in the device, including the the 8051 CPU.

W78E058B40FL Features


44-BQFP package
Mounting type of Surface Mount


W78E058B40FL Applications


There are a lot of Nuvoton Technology Corporation of America
W78E058B40FL Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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