Nuvoton Technology Corporation of America84-LCCRoHS
W78C438C40PL
IC MCU 8BIT ROMLESS 84PLCC
Category
Subcategory
Embedded Microcontrollers
Package
84-LCC
Series
W78
Status
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Nuvoton Technology Corporation of America |
| Model | W78C438C40PL |
| Package / Case | 84-LCC |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Core Processor | 8051 |
| Speed | 40MHz |
| RAM Size | 256 x 8 |
| Number of I/O | 40 |
| Voltage - Supply | 4.5V ~ 5.5V |
| Connectivity | EBI/EMI, Serial Port |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
W78C438C40PL by Nuvoton Technology Corporation of America is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 84-LCC package fits automated SMT assembly. Operating temperature is 0°C ~ 70°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 40MHz |
| RAM Size | 256 x 8 |
| Core Size | 8-Bit |
| Connectivity | EBI/EMI, Serial Port |
| Number of I/O | 40 |
| Core Processor | 8051 |
| Oscillator Type | External |
| Program Memory Type | ROMless |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
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