MC-10118B_15 Datasheet, PDF (50/66 Pages) Renesas Technology Corp – MULTIMEDIA PROCESSOR FOR MOBILE APPLICATIONS

MC-10118B
2.5.7 SDIO interface
Parameter
Clock cycle
Output clock high-level width
Output clock low-level width
Output delay
Input clock high-level width
Input clock low-level width
Input clock delay time
Setup time
Hold time
Symbol
Tcyc
Thwcko
Tlwcko
Tod
Thwcki
Tlwcki
Tdcki
Tiscki
Tihcki
Conditions
ʵ
ʵ
ʵ
ʵ
ʵ
ʵ
ʵ
ʵ
ʵ
SD0 (SDIA), SD1 (SDIB), SD2 (SDIC)
MIN.
TYP.
MAX.
Unit
24.0
ʵ
ʵ
ns
11.5
ʵ
ʵ
ns
11.5
ʵ
ʵ
ns
ʵ
ʵ
2
ns
7.5
ʵ
ʵ
ns
7.5
ʵ
ʵ
ns
ʵ
ʵ
6
ns
3.5
ʵ
ʵ
ns
0
ʵ
ʵ
ns
Thwcko
Figure 2-14. SDIO Interface Timing
Tcyc
Tl wcko
SDx_CKO (output)
SDx_DATA[3:0] (output)
SDx_CMD (output)
Tod
Tdcki
Thwcki
Tcyc
Tlwcki
SDx_CKI (input)
SDx_DATA[3:0] (input)
SDx_CMD (input)
Ti sck i
Tihcki
Remark x = 0 to 2
48
Data Sheet R19DS0008EJ0700