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SDEX - SD Extender (SD Memory Card Extender) - DISCONTINUED /ORDER EXSD4

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 Product Description

SDEX - SD Extender (Secure Digital Memory Card Extender) - Discontinued, replacement XCEX v1.1b


The SD Extender 1.0 is a debug and signal detection tool for Secure Digital Memory Card.
It allows a Secure Digital Memory Card to be extended from the host slot for full access to the all of signal pins.
It’s especially designed to save valuable labor and time in the production environment. The SD extender 1.0 is designed to minimize the signal degradation effects of the extender by proven design techniques. Separate Vcc and ground planes provide a low inductance path to the host’s power supply.

The SD extender has the function of over-current protection with PTC fuse. A clearly marked jumper header allows
probing of all of signal pins. It’s also a powerful tool for engineers,or use for factory test protection.
The SD extender is constructed of high quality components for years of trouble free service.


  • Test connector for all of signal and power pins
  • Any signal can be isolated with jumper block
  • Power and ground can be isolated for power measurements
  • LED indicates power status
  • Adds dumping resisters for all of signals
  • Vcc bypassed for clean power
  • Supports both Secure Digital Memory Cards and MMC cards
  • High quality connectors for long service life
  • Over-current protection with PTC fuse
  • Passive adapter unnecessary

Support Card type

  • MMC , Micro MMC , MMCplus , MMCmobile ,RS-MMC , SD , Micro SD , Mini SD , SD HC


  • Width 32mm
  • Length 71.50mm
  • Thickness 1.4mm Min





Package Contents

Unit price: US$ 50

(SD/MMC Extender Board) x1

Documents Download
Brief(PDF):   Taiwan   Taiwan 2 Mirror   China Mirror
Dimension (PDF):   Taiwan   Taiwan 2 Mirror   China Mirror
Schematic (PDF):   Taiwan   Taiwan 2 Mirror   China Mirror
User manual(PDF):   Taiwan   Taiwan 2 Mirror   China Mirror
SD Extender comparison  Taiwan  Taiwan 2 Mirror  China Mirror

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