t t t s s s - - - r r r d d d p p p 8 8 8 usb2.0 portable multi-card reader transcend information, inc. 1 description TS-RDP8 is a usb2.0 portable multi-card reader. with 4 slots, it is a small device specifically designed for fast, easy data transfer and exchange using multiple type s of memory cards. features ? fully compliant with the hi-speed usb 2.0 specifi cation ? usb powered (no external power or battery needed) ? led indicates card insertion and data traffic ? supports many different types of memory cards insert directly: o compactflash ? (cf) type i (udma support) o secure digital (sd ? ) o sdhc (secure digital high capacity) o microsdhc o microsd ? / transflash o multimediacard (mmc ? ) o mmc plus ? o rs-mmc o mmc mobile ? o memory stick ? (ms) o memory stick pro ? o memory stick duo ? o memory stick pro duo ? o memory stick pro-hg duo ? o memory stick micro ? (m2) need an adapter of sd interface: o mmcmicro ? o minisd ? o minisdhc placement dimensions side millimeters inches a 77.70 1.0 3.06 0.04 b 46.00 1.0 1.81 0.04 c 15.80 1.0 0.62 0.04 system requirements desktop or notebook computer with a working usb por t one of the following operating systems: o windows ? me o windows ? 2000 o windows ? xp o windows vista ? o windows ? 7 o mac ? os 9.x, or later o linux ? kernel 2.4.2, or later
t t t s s s - - - r r r d d d p p p 8 8 8 usb2.0 portable multi-card reader transcend information, inc. 2 usb pinouts pin no. pin name 01 v usb 02 usb- 03 usb+ 04 nc 05 vss usb pin identification symbol function usb- usb+ usb differential signal: the pairs are used to transmit data/address/command vss ground v usb usb power input nc not connect block diagram usb port 4 slots: sd/mmc cf ms/ms duo microsd/m2 12mhz crystal 3.3/1.8v voltage regulator v usb controller v dd18 v out v ddhm 3.3v power switch v ddh
t t t s s s - - - r r r d d d p p p 8 8 8 usb2.0 portable multi-card reader transcend information, inc. 3 recommended operating conditions: symbol parameter min. typ. max. units v usb power supply 4.5 5.0 5.5 v t opr operating temperature 0 70 o c dc characteristics: symbol parameter min. typ. max. units v ddhm input voltage 3.0 3.3 3.6 v v dd18 supply voltage 1.62 1.8 1.98 v v out output voltage 3.0 3.3 3.6 v dc electrical characteristics of 3.3v i/o: symbol parameter min. typ. max. units v ddh supply voltage 3.15 3.3 3.6 v v in input signal voltage 0 3.6 v v il input low voltage 0.8 v v ih input high voltage 2.0 v v ol output low voltage 0.4 v v oh output high voltage 2.4 v above technical information is based on industry st andard data and tested to be reliable. however, tra nscend makes no warranty, either expressed or implied, as to its ac curacy and assumes no liability in connection with the use of this product. transcend reserves the right to make changes in spe cifications at any time without prior notice.
|
