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SOIC8 / SOP8 Test Clip with Adapters — In-Circuit EEPROM 24xx 25xx 93xx Programming
SOIC8 / SOP8 Test Clip with Adapters In-Circuit EEPROM 24xx 25xx 93xx Programming
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SOIC8 / SOP8 Test Clip with Adapters — In-Circuit EEPROM & SPI Flash Programming
This SOIC8/SOP8 test clip kit provides a complete in-circuit programming solution for 8-pin surface-mount ICs, including adapter boards for connecting to various programmer interfaces. The spring-loaded clip grips the IC leads without desoldering, enabling BIOS recovery, EEPROM backup, and SPI flash programming directly on the PCB.
Kit Contents & Specifications
| Component | Specification |
|---|---|
| Test Clip | SOIC8 / SOP8, 1.27mm pitch, spring-loaded contacts |
| Clip Body Width | Narrow (3.9mm) and/or Wide (5.3mm) variants |
| Cable | ~20cm ribbon cable |
| Adapter Output | 2.54mm DIP-8 female header |
| Contact Material | Gold-plated phosphor bronze |
| Compatible Programmers | CH341A, TL866II Plus, XGecu T48, Wellon VP-290 |
| Supported Protocols | SPI (25xx), I2C (24xx), Microwire (93xx) |
Compatible Chip Families
| Protocol | Series | Common Chips |
|---|---|---|
| SPI NOR Flash | 25xx | W25Q32/64/128, MX25L3206, GD25Q64 (BIOS, router) |
| I2C EEPROM | 24xx | AT24C02/04/08/256 (ECU, TV, appliance settings) |
| Microwire EEPROM | 93xx | 93C46/56/66 (automotive, set-top box, key fob) |
Why Choose This Test Clip Kit?
- No Desoldering Required — Program chips in-circuit; saves time and prevents PCB pad damage
- Gold-Plated Contacts — Low contact resistance (<20mΩ) for reliable data transfer during programming
- Adapter Included — Connects to standard DIP-8 ZIF socket on CH341A and TL866 programmers
- Spring-Loaded Grip — Secure contact with all 8 IC leads simultaneously without manual pressure
- Wide Chip Compatibility — Covers BIOS, router firmware, ECU EEPROM, and automotive chips
Typical Applications
- Laptop/desktop BIOS chip reading and recovery
- Router and modem firmware backup and flashing
- Automotive ECU EEPROM data backup and cloning
- TV and appliance EEPROM settings backup
- 93C46 key fob and odometer EEPROM programming
- SPI flash chip reading for firmware analysis and reverse engineering
How to Use
- Power off the target PCB completely
- Identify pin 1 of the SOIC8 IC (dot or notch marker)
- Align clip pin 1 indicator with IC pin 1
- Press clip down until all 8 contacts engage the IC leads
- Connect ribbon cable to programmer via DIP-8 adapter
- Power programmer and read/write chip via software (AsProgrammer, NeoProgrammer)
FAQ
Q: Do I need to power off the target board before using the clip?
A: Yes — always power off the target board. The programmer supplies 3.3V to the chip via the clip. Leaving target power on causes voltage conflicts and may damage the chip or programmer.
Q: How do I choose narrow vs wide body clip?
A: Measure the IC body width (not including leads). Most modern SPI flash and EEPROM chips are narrow body (3.9mm). Older BIOS chips may be wide body (5.3mm).
Package Contents
- 1× SOIC8/SOP8 Test Clip
- 1× Ribbon Cable with DIP-8 Adapter
