Data Sheet

Confidential and Proprietary of Luxshare-ict Electronic Technology (KUNSHAN) Ltd. ， which are not permitted to
disclose to others and shall not be distributed, reproduced, or disclosed
LS005ONWCS
Datasheet
 SDIO Timing Data——DDR50 Mode(50MHz)
Symbol Parameter Condition Min Typ Max Units
Clock
T
CLK
Clock time 50 MHz (max)
between rising edges
DDR50 20 -- -- ns
T
CR
,T
CF
Rise time, fall time T
CR
,T
CF
< 4.00
ns (max) at 50 MHz C
CARD
=10 pF
DDR50 -- -- 0.2*T
CLK
ns
Clock Duty -- DDR50 45 -- 55 %
CMD Input (referenced to clock rising edge)
T
IS
Input setup time C
CARD
≤10 pF(1
card)
DDR50 6 -- -- ns
T
IH
Input hold time C
CARD
≤10 pF(1
card)
DDR50 0.8 -- -- ns
CMD Output (referenced to clock rising edge)
T
ODLY
Output delay time during data
transfer mode C
L
≤30pF(1 card)
DDR50 -- -- 13.7 ns
T
OHLD
Output hold time C
L
≥15pF(1
card)
DDR50 1.5 -- -- ns
DAT[3:0] Input (referenced to clock rising and falling edge)
T
IS2X
Input setup time C
CARD
≤10 pF(1
card)
DDR50 3 -- -- ns
T
IH2X
Input hold time C
CARD
≤10 pF(1
card)
DDR50 0.8 -- -- ns
DAT[3:0] Output (referenced to clock rising and falling edge)
T
ODLY2X(max)
Output delay time during data
transfer mode C
L
≤25pF(1 card)
DDR50 -- -- 7.0 ns
T
ODLY2X(min)
Output hold time C
L
≥15pF(1
card)
DDR50 1.5 -- -- ns