Welcome to Hotenda.com Online Store!

logo
userjoin
Home

W78ERD2A40FL

W78ERD2A40FL

W78ERD2A40FL

Nuvoton Technology Corporation of America

64KB 64K x 8 FLASH 8052 8-Bit Microcontroller W78 Series 44 Pin 40MHz 5V 44-BQFP

SOT-23

W78ERD2A40FL Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 12 Weeks
Mounting Type Surface Mount
Package / Case 44-BQFP
Surface MountYES
Number of Pins 44
Operating Temperature0°C~70°C TA
PackagingTray
Series W78
Published 2009
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch0.8mm
Frequency 40MHz
Time@Peak Reflow Temperature-Max (s) 40
Pin Count44
Qualification StatusNot Qualified
Power Supplies5V
Interface EBI/EMI, Serial
Memory Size64kB
Oscillator TypeInternal
Number of I/O 36
RAM Size 1.25K x 8
Voltage - Supply (Vcc/Vdd) 4.5V~5.5V
Core Processor 8052
Peripherals POR, PWM, WDT
Program Memory TypeFLASH
Core Size 8-Bit
Program Memory Size 64KB 64K x 8
Connectivity EBI/EMI, Serial Port
Supply Current-Max 20mA
Bit Size 8
ROM (words) 4096
RAM (bytes) 256
RoHS StatusROHS3 Compliant
In-Stock:1770 items

Pricing & Ordering

QuantityUnit PriceExt. Price
192$3.86833$742.71936

W78ERD2A40FL Product Details

W78ERD2A40FL 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 64KB 64K 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 64kB. An effective performance can be achieved at a frequency of 40MHz. It is possible to access the 44 pins on the chip. A total of 44 pins are included in the package.

W78ERD2A40FL Features


44-BQFP package
Mounting type of Surface Mount


W78ERD2A40FL Applications


There are a lot of Nuvoton Technology Corporation of America
W78ERD2A40FL Microcontroller applications.


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

Get Subscriber

Enter Your Email Address, Get the Latest News