ep7312 Cirrus Logic, Inc., ep7312 Datasheet - Page 17

• Manufacturer Part Number: ep7312
• Description: High-performance, Low-power, System-on-chip With Sdram & Enhanced Digital Audio Interface
• Manufacturer: Cirrus Logic, Inc.

SDRAM Load Mode Register Cycle
DS508F1
SDRAS
SDCAS
SDMWE
SDCLK
SDCS
SDQM
ADDR
DATA
Note:
1. Timings are shown with CAS latency = 2
2. The SDCLK signal may be phase shifted relative to the rest of the SDRAM control and data signals due to uneven loading.
Designers should take care to ensure that delays between SDRAM control and data signals are approximately equal
t
t
t
t
MWa
t
CSa
RAa
CAa
ADv
Figure 3. SDRAM Load Mode Register Cycle Timing Measurement
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
t
t
t
CSd
RAd
CAd
t
MWd
t
ADx
High-Performance, Low-Power System on Chip
EP7312
17