Manufacturer: Nuvoton Technology Corporation of America
Win Source Part Number: 043682-W78ERD2A40FL
Packaging: Tray
Core Processor: 8052
Number of I/O: 36
Program Memory Size: 64KB (64K x 8)
Program Memory Type: FLASH
Family Name: W78ERD2A
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: 0°C to 70°C (TA)
Dimension: 44-BQFP
Speed(Frequency): 40MHz
Supply Voltage - Operating: 4.5 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 1.25K x 8
Alternative Parts (Cross-Reference): VMX51C900-25-QG; VRS51L3174-40-QG; VMX51C900-25-Q;
Introduction Date: April 23, 2008
ECCN: EAR99
Country of Origin: Taiwan
Estimated EOL Date: 2022
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 56 pct.
Supply and Demand Status: Limited
8052 W78 Microcontroller IC 8-Bit 40MHz 64KB (64K x 8) FLASH
IC MCU 8BIT 64KB FLASH 44QFP Product overview: W78ERD2A40FL from Nuvoton Technology Corporation is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 64KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 64KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-W78ERD2A40FL can be used for catalog matching and distributor lookup.
IC MCU 8BIT 64KB FLASH 44QFP
8052 W78 Microcontroller IC 8-Bit 40MHz 64KB (64K x 8) FLASH
IC MCU 8BIT 64KB FLASH 44QFP
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 043682-W78ERD2A40FL | W78ERD2A40FL-ND | 685-W78ERD2A40FL | W78ERD2A40FL | W78ERD2A40FL | W78ERD2A40FL |
| Product Name | Embedded - Embedded - Microcontrollers - W78ERD2A40FL | Microcontrollers | 8-bit 8BIT 64KB Embedded Microcontroller MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers | Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit |
| Life Cycle Stage | Active | Active | Active | |||
| Clock Speed | 40 MHz | 40 MHz | 40 MHz | 40 MHz | ||
| RAM | 64 KB | 1.25 KB | 1.25 KB | 1.25 KB | 1.25 KB | |
| ROM Type | Flash; FLASH | Flash | Flash; FLASH |