EP7311-CR-90 Cirrus Logic Inc, EP7311-CR-90 Datasheet - Page 20

• Manufacturer Part Number: EP7311-CR-90
• Description: Microcontrollers (MCU) Hi Perf. Low PWR SOC 90MHz
• Manufacturer: Cirrus Logic Inc

Specifications of EP7311-CR-90

• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / Rohs Status: No

EP7311
High-Performance, Low-Power System on Chip
SDRAM Refresh Cycle
20
SDMWE
SDCLK
SDRAS
SDCAS
SDATA
SDQM
ADDR
SDCS
[3:0]
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
Figure 6. SDRAM Refresh Cycle Timing Measurement
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Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
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