參數(shù)資料
型號: MSC8256TVT1000B
廠商: Freescale Semiconductor
文件頁數(shù): 35/70頁
文件大?。?/td> 0K
描述: IC DSP 6 CORE 1GHZ 783FCPBGA
標準包裝: 1
系列: StarCore
類型: SC3850 內(nèi)核
接口: 以太網(wǎng),I²C,PCI,RGMII,串行 RapidIO,SGMII,SPI,UART/USART
時鐘速率: 1.0GHz
非易失內(nèi)存: ROM(96 kB)
芯片上RAM: 576kB
電壓 - 輸入/輸出: 2.50V
電壓 - 核心: 1.00V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 783-BBGA,F(xiàn)CBGA
供應商設備封裝: 783-FCPBGA(29x29)
包裝: 托盤
MSC8256 Six-Core Digital Signal Processor Data Sheet, Rev. 6
Electrical Characteristics
Freescale Semiconductor
40
Figure 13 shows the DDR SDRAM output timing diagram.
Figure 14 provides the AC test load for the DDR2 and DDR3 controller bus.
2.6.1.3
DDR2 and DDR3 SDRAM Differential Timing Specifications
This section describes the DC and AC differential timing specifications for the DDR2 and DDR3 SDRAM controller interface.
Figure 15 shows the differential timing specification.
Note:
VTR specifies the true input signal (such as MCK or MDQS) and VCP is the complementary input signal (such as
MCK or MDQS).
Figure 13. DDR SDRAM Output Timing
Figure 14. DDR2 and DDR3 Controller Bus AC Test Load
Figure 15. DDR2 and DDR3 SDRAM Differential Timing Specifications
ADDR/CMD
tDDKHAS, tDDKHCS
tDDKHMH
tDDKLDS
tDDKHDS
MDQ[x]
MDQS[n]
MCK[n]
tMCK
tDDKLDX
tDDKHDX
D1
D0
tDDKHAX, tDDKHCX
Write A0
NOOP
tDDKHME
tDDKHMP
Output
Z0 = 50 Ω
RL = 50 Ω
VDDDDR/2
VTR
VCP
GND
GVDD
VOX or VIX
GVDD/2
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