About this item

💾 CH341A USB EEPROM Programmer

The CH341A is a versatile USB EEPROM programmer widely used for reading, writing, and backing up EEPROM and SPI Flash memory chips.
Compact, low-cost, and easy to use, it is especially popular for BIOS repair, electronics development, and hardware prototyping.

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🛡️ Features & Advantages

• 🔌 USB interface for power and data communication
• 💾 EEPROM & SPI Flash read/write support
• 🔄 3.3V and 5V compatible (depending on version and setup)
• 🧰 Easy operation with dedicated software tools
• 🔧 Supports DIP8 and SOIC8 chips (adapter required)

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⚡ Supported Memory Types

• 🧠 Serial EEPROM (24Cxx, 25Cxx, 93Cxx, etc.)
• 💽 SPI Flash (Winbond, MXIC, SST, ATmel, etc.)
• 🖥️ BIOS chips from motherboards, GPUs, and embedded devices

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📦 Connectivity & Layout

• USB Type-A connector
• Integrated DIP8 socket
• ICSP header for external connections
• Status LED indicator

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🛠️ Applications

• 🖥️ BIOS programming and recovery
• 🔧 Electronic board repair and troubleshooting
• 🧪 EEPROM testing and prototyping
• 🤖 Embedded systems development

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⚠️ Important Notes

• ❗ Always verify chip voltage (3.3V / 5V) before programming
• 🔧 SOIC8 adapter recommended for SMD chips
• 📖 Use compatible software (CH341A Programmer, AsProgrammer, etc.)
• 🛡️ Backup chip data before writing

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✨ Technical Specifications

• 🔌 Interface: USB 2.0
• ⚡ Logic voltage: 3.3V / 5V
• 💾 Supported types: EEPROM & SPI Flash
• 🧩 Controller IC: CH341A
• 📏 Dimensions: approx. 70 × 25 × 10 mm
• ⚖️ Weight: approx. 20 g

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