参数资料
型号: EP9315-IBZ
厂商: CIRRUS LOGIC INC
元件分类: 微控制器/微处理器
英文描述: Enhanced Universal Platform System-on-Chip Processor
中文描述: 32-BIT, 200 MHz, RISC PROCESSOR, PBGA352
封装: 27 X 27 MM, LEAD FREE, PLASTIC, MO-151BAL-2, BGA-352
文件页数: 18/64页
文件大小: 1031K
代理商: EP9315-IBZ
18
Copyright 2005 Cirrus Logic (All Rights Reserved)
DS638PP4
EP9315
Enhanced Universal Platform SOC Processor
SDRAM Auto Refresh Cycle
Note:
Chip select shown as bus to illustrate multiple devices being put into auto refresh in one access
Figure 5. SDRAM Auto Refresh Cycle Timing Measurement
SDCLK
SDCSn
RASn
CASn
SDWEn
t
clk_low
t
clk_high
7
b
d
e
t
d
t
h
t
clkrf
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EP9315 Enhanced Universal Platform System-on-Chip Processor
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