TS4GSDHC6 Datasheet, PDF (5/24 Pages) Transcend Information. Inc. – 4~32GB High Capacity Secure Digital Card

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4~32GB High Capacity Secure Digital Card
• Bus Signal Levels
As the bus can be supplied with a variable supply voltage, all signal levels are related to the supply voltage.
To meet the requirements of the JEDEC specification JESD8-1A and JESD8-7, the card input and output voltages shall be
within the following specified ranges for any V_DD of the allowed voltage range:
Parameter
Output HIGH voltage
Output LOW voltage
Input HIGH voltage
Input LOW voltage
Symbol
V_OH
V_OL
V_IH
V_IL
Min.
0.75* V_DD
0.625* V_DD
V_SS – 0.3
Max.
0.125* V_DD
V_DD + 0.3
0.25* V_DD
Unit
V
V
V
V
Remark
I_OH = -100 μA @V_DD min
I_OL = -100 μA @V_DD min
Transcend Information Inc.
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