TaiSol Electronics: Express Card

ExpressCard, used in signal transmission between PCI Express and USB, was standardized by PCMCIA last December to enhance downsizing and speeding up of PC cards.

Rapid popularization of this card is expected in the future as a replacement to PC cards.

Product Features
Designed for alternative of PC Card Developed as the next-generation PC card by the PCMCIA standards Compatible with advance serial bus technologies including USB and PCI Express With PCI Express Technology, the top speed increases to 2.5GBps "Beam-on-blade" & "single-in-line" design provides low cost and reliable performance Available in two standard card sizes. ExpressCard 34 and ExpressCard 54 will both fit into a universal slot with one common connector size Applications include wireless and wired communications cards, rotating and solid state storage devices, optical and magnetic micro drives, and a variety of I/O, security, and flash memory cards
General Specifications
Contacts PIN	26 (in ExpressCard slot)
Insertion loss	1.7 dB Max to 3.125 GHz, ≤ -5.5dB up to 6 GHz
Return loss	≤ -10dB up to 3.125 GHz, ≤ -5dB up to 6 GHz
Near-end cross talk	-32dB max up to 3.125 GHz, ≤ -26dB at 6 GHz
Contact resistance	40m Ω or less at start, 55m Ω or less after testing
Withstand voltage	500Vr.ms A.C for 1 minute Current leakage 1 mA max
Operating temperature	0°C to 55°C
Rated current	0.75 A/contact PIN minimum
Durability	5,000 cycles