參數(shù)資料
型號: PPC440GR-3BA533CZ
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 MM, THERMALLY ENHANCED, PLASTIC, BGA-456
文件頁數(shù): 76/82頁
文件大?。?/td> 1147K
代理商: PPC440GR-3BA533CZ
78
AMCC Proprietary
Revision 1.16 – July 19, 2006
Preliminary Data Sheet
440GR – PPC440GR Embedded Processor
Example 3:
In this example, ECC is enabled. This requires that Stage 3 data be sampled at (3). If ECC is disabled, the system
will still work, but there will be more latency before the data is sampled into RDSP. In this example, TT and TTE are
controlled and set by the software.
Figure 13. DDR SDRAM Read Cycle Timing—Example 3
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 out Stage 3
High
Low
with 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 RDSP
High
Low
(3)
with 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
TTE
D0
D2
相關(guān)PDF資料
PDF描述
PPC440GR-3BB533CZ 32-BIT, 533 MHz, RISC PROCESSOR, PBGA456
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
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: