參數(shù)資料
型號(hào): PPC440GR-3BB533CZ
廠商: APPLIEDMICRO INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 533 MHz, RISC PROCESSOR, PBGA456
封裝: 35 X 35 MM, PLASTIC, BGA-456
文件頁(yè)數(shù): 82/88頁(yè)
文件大?。?/td> 1177K
代理商: PPC440GR-3BB533CZ
AMCC Proprietary
83
440GR – PPC440GR Embedded Processor
Preliminary Data Sheet
Revision 1.19 – May 07, 2008
Example 2:
In this example Read Clock is delayed almost 1/2 cycle. Without ECC, Stage 2 data can be sampled at (2). If ECC
is enabled, Stage 3 data must be sampled (see Example 3). In this example, TT and TTE are controlled and set by
the software.
Figure 13. DDR SDRAM Read Cycle Timing—Example 2
DQS at pin
PLB Clock
Read Clock Delayed
TSIN
Data at pin
D0
D1
D2
D3
DQS Stage 1 C
D0
D1
D2
D3
TDIN
D0
D2
Data in Stage 1 D
D1
D3
Data out Stage 1
High
Low
TP
D0
D2
D1
D3
Data in at RDSP
High
Low
without ECC
TT = Propagation delay from Stage 2 input to RDSP input w/o ECC
D0
D2
D1
D3
Data out Stage 2
High
Low
Data out at RDSP
High
Low
(2)
without ECC
TP
D0
D2
D1
D3
Data in at RDSP
High
Low
with ECC
D0
D2
D1
D3
TTE = Propagation delay from Stage 2 input to RDSP input with ECC
TT
TTE
D0
D2
相關(guān)PDF資料
PDF描述
PPC440GRX-STA400TZ 32-BIT, 400 MHz, RISC PROCESSOR, PBGA680
PPCM08DNNNN920 8 CONTACT(S), PLASTIC, MALE, CIRCULAR CONNECTOR, CRIMP, PLUG
PRAF06ANNNN91502 6 CONTACT(S), ALUMINUM ALLOY/COPPER ALLOY/COPPER-ZINC ALLOY, CIRCULAR CONNECTOR, CRIMP
PRAF06ANNNN915 6 CONTACT(S), ALUMINUM ALLOY/COPPER ALLOY/COPPER-ZINC ALLOY, CIRCULAR CONNECTOR, CRIMP
PRAF08ANNNN91502 8 CONTACT(S), ALUMINUM ALLOY/COPPER ALLOY/COPPER-ZINC ALLOY, CIRCULAR CONNECTOR, CRIMP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PPC440GR-3JA333C 制造商:AppliedMicro 功能描述:
PPC440GR-3JA400C 制造商:AppliedMicro 功能描述:
PPC440GR-3JA533C 制造商:AppliedMicro 功能描述:
PPC440GR-3JA667C 制造商:AppliedMicro 功能描述:
PPC440GR-3JB333C 制造商:AppliedMicro 功能描述: