The STC15W408AS-35I is a microcontroller manufactured by STC Microcontroller (STC). Below are its key specifications, descriptions, and features:
Manufacturer:
STC Microcontroller (STC)
Specifications:
- Core: 8051-based high-speed single-clock-cycle microcontroller
- Operating Frequency: Up to 35 MHz
- Flash Memory: 8 KB (for program storage)
- RAM: 512 bytes
- EEPROM: 5 KB (for data storage)
- Timers/Counters: 3 (Timer 0, Timer 1, Timer 2)
- PWM Channels: 4 (8-bit resolution)
- ADC Channels: 8 (10-bit resolution)
- GPIO Pins: Up to 18 (varies by package)
- Communication Interfaces:
- UART (Serial Port)
- SPI
- I²C (software-based)
- Operating Voltage: 2.4V to 5.5V
- Power Consumption: Low-power modes available (Idle & Power-down)
- Package: SOP-20, TSSOP-20, or DIP-20
- Operating Temperature: -40°C to +85°C
Descriptions:
- The STC15W408AS-35I is a high-performance, low-power 8051-compatible microcontroller.
- It features a single-clock-cycle instruction execution, making it faster than traditional 8051 MCUs.
- Includes on-chip RC oscillator, reducing the need for external crystals.
- Supports in-system programming (ISP) and in-application programming (IAP).
- Built-in watchdog timer (WDT) and power-on reset (POR) for reliability.
Features:
- High-Speed Processing: 1-clock-cycle instruction execution (12x faster than standard 8051).
- Integrated ADC & PWM: Suitable for analog signal processing and motor control.
- Wide Voltage Range: Operates from 2.4V to 5.5V, making it flexible for battery-powered applications.
- Enhanced EMI Resistance: Improved noise immunity for industrial environments.
- Low-Power Modes: Supports Idle and Power-down modes for energy efficiency.
- On-Chip RC Oscillator: Eliminates the need for an external crystal in many applications.
This microcontroller is commonly used in embedded systems, industrial control, home appliances, and IoT devices.
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