hb28j128mm3 Renesas Electronics Corporation., hb28j128mm3 Datasheet - Page 78

• Manufacturer Part Number: hb28j128mm3
• Description: Multimediacard 32 Mbyte/64 Mbyte/128 Mbyte/256 Mbyte/512 Mbyte
• Manufacturer: Renesas Electronics Corporation.

HB28K032/L064/J128/J256/J512MM3, HB28K032/L064/J128/J256RM3
Short Cut Protection
The MultiMediaCards can be inserted/removed into/from the bus without damage.
If one of the supply pins (V
line to supply the card. Naturally the card can not operate properly under this conditions.
Every MultiMediaCard output withstands shortcuts to either supply.
Unintentional Power Down
If the card removal (unintentional power down) is occurred during card operation (read/write), the
MultiMediaCard would be broken.
Rev.0.02, Sep.15.2004, page 78 of 89
CMD, DAT
CMD, DAT
V
V
CC
CC
SS
V
or V
V
CC
SS
V
V
SS
SS
CC
) is not connected properly, then the current is drawn through a data
not connected
not connected
connector
Improper Power Supply
Short Cut Protection
I
I
short
short
card
controller
card
controller