STC15W408AS-35I-SOP16
8051 8-bit MCU, 8KB Flash, 512B SRAM, 35MHz, SOP-16, no external crystal
Embedded Microcontrollers
16-SOIC (0.154", 3.90mm Width)
Active
Price available on request
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Parameters
| Parameter | Value |
|---|---|
| Brand | STC Micro (MegaCore) |
| Model | STC15W408AS-35I-SOP16 |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Core Processor | 8051 |
| Speed | 35MHz |
| Program Memory Size | 8KB |
| RAM Size | 512B |
| Number of I/O | 14 |
| Data Converters | A/D 8x10b |
| Voltage - Supply | 3.3V ~ 5.5V |
| Connectivity | UART |
| Supplier Device Package | 16-SOP |
| RoHS | ROHS3 Compliant |
| Part Status | Active |
Application & Notes
STC15W408AS-35I-SOP16 by STC Micro (MegaCore) is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 16-SOIC (0.154", 3.90mm Width) package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C — 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
| Core Processor | 8051 |
| Speed | 35MHz |
| Program Memory Size | 8KB |
| RAM Size | 512B |
| Number of I/O | 14 |
| Data Converters | A/D 8x10b |
| Voltage - Supply | 3.3V ~ 5.5V |
| Connectivity | UART |
| Features | Internal RC oscillator, no external crystal needed, China market dominant 8051 |
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