TS1GSDG Datasheet, PDF (5/7 Pages) Transcend Information. Inc. – Secure Digital Card

TS1G~2GSDG
• Bus Timing
Secure Digital Card
Parameter
Symbol Min
Clock CLK (All values are referred to min (V_IH) and max (V_IL)
Clock frequency Data Transfer Mode
f_PP
0
Clock frequency Identification Mode
f_OD
0
(The low freq. is required for MultiMediaCard
compatibility.)
Clock low time
t_WL
10
50
Clock high time
t_WH
10
50
Clock rise time
t_TLH
Transcend Information Inc.
5
Max.
25
400
10
50
Unit
Remark
MHz C_L ≤ 100 pF, (7 cards)
KHz C_L ≤ 250 pF, (21 cards)
ns C_L ≤ 100 pF, (7 cards)
ns C_L ≤ 250 pF, (21 cards)
ns C_L ≤ 100 pF, (7 cards)
ns C_L ≤ 250 pF, (21 cards)
ns C_L ≤ 100 pF, (7 cards)
ns C_L ≤ 250 pF, (21 cards)