CS4970X4 Datasheet, PDF (26/36 Pages) Cirrus Logic – 32-bit High Definition Audio Decoder DSP Family

SD_CLKOUT
SD_CS#
SD_RAS#
SD_CAS#
SD_WE#
SD_DQMn
SD_An
SD_Dn
SD_CLKIN
t
sdcmdv
t
sdcmdh
t
sdclkrf
t
sddqv
00
t
sddqh
11
t
sdcmdv
CAS=2
t
sddsu
t
sddh
LSP0
MSP0
LSP1
MSP1
LSP2
MSP2
LSP3
MSP3
t
sdclkl
t
sdclkh
Figure 16. External Memory Interface - SDRAM Burst Read Cycle