参数资料
型号: MPC8548VUAVGA
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 1500 MHz, MICROPROCESSOR, CBGA783
封装: 29 X 29 MM, 1 MM PITCH, FLIP CHIP, LEAD FREE, CERAMIC, BGA-783
文件页数: 60/142页
文件大小: 1504K
代理商: MPC8548VUAVGA
MPC8548E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 5
24
Freescale Semiconductor
DDR and DDR2 SDRAM
Figure 4 shows the DDR SDRAM output timing diagram.+
Figure 4. DDR SDRAM Output Timing Diagram
Figure 5 provides the AC test load for the DDR bus.
Figure 5. DDR AC Test Load
ADDR/CMD
tDDKHAS, tDDKHCS
tDDKLDS
tDDKHDS
MDQ[x]
MDQS[
n]
MCK[
n]
MCK[
n]
tMCK
tDDKLDX
tDDKHDX
D1
D0
tDDKHAX, tDDKHCX
Write A0
NOOP
tDDKHME
tDDKHMP
tDDKHMH
Output
Z0 = 50 Ω
GVDD/2
RL = 50 Ω
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