CS22250 Datasheet, PDF (28/32 Pages) Cirrus Logic – WIRELESS 10BT CONTROLLER

SMCLK
SMD[15:0]
SMA[13:0]
SMDQM[1:0]
SMNCS[1:0]
SMNWE
SMCKE
SMNRAS
SMNCAS
t_dSMA
t_dSMD
WRITE DATA
ROW ADDR
COLUMN ADDR
t_dSMDQM
t_dSMNCS
t_dSMNWE
t_dSMCKE
t_dSMNRAS
t_dSMNCAS
Figure 5. System Memory Interface ‘Write’ Timing Diagram
SMCLK
SMD[15:0]
SMA[13:0]
SMDQM[1:0]
SMNCS[1:0]
SMNWE
SMCKE
SMNRAS
SMNCAS
t_perSMCLK
t_dSMA
ROW ADDR
t_hSMD
t_suSMD
DATA
COLUMN ADDR
t_dSMNCS
ACTIVE
t_dSMCKE
t_dSMNRAS
t_dSMNCAS
Figure 6. System Memory Interface 'Read' Timing Diagram
CS22250 Wireless 10BT Controller
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DS551PP2 Rev. 3.0