參數(shù)資料
型號: IBM25PPC405GP3EE200CZ
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 200 MHz, RISC PROCESSOR, PBGA413
封裝: 25 MM, PLASTIC, EBGA-413
文件頁數(shù): 44/60頁
文件大小: 1480K
代理商: IBM25PPC405GP3EE200CZ
PowerPC 405GP Embedded Processor Data Sheet
6/20/03
Page 49 of 60
Peripheral Interface Clock Timings
Parameter
Min
Max
Units
PCIClk input frequency (asynchronous mode)
Note 1
66.66
MHz
PCIClk period (asynchronous mode)
15
Note 1
ns
PCI Clock frequency (synchronous mode)
25
33.33
MHz
PCI Clock period (synchronous mode - Note 2)
30
40
ns
PCIClk input high time
40% of nominal period
60% of nominal period
ns
PCIClk input low time
40% of nominal period
60% of nominal period
ns
EMCMDClk output frequency
2.5
MHz
EMCMDClk period
400
ns
EMCMDClk output high time
160
ns
EMCMDClk output low time
160
ns
PHYTxClk input frequency
2.5
25
MHz
PHYTxClk period
40
400
ns
PHYTxClk input high time
35% of nominal period
ns
PHYTxClk input low time
35% of nominal period
ns
PHYRxClk input frequency
2.5
25
MHz
PHYRxClk period
40
400
ns
PHYRxClk input high time
35% of nominal period
ns
PHYRxClk input low time
35% of nominal period
ns
PerClk output frequency–133MHz
33.33
MHz
PerClk period–133MHz
30
ns
PerClk output frequency–200MHz
50
MHz
PerClk period–200MHz
20
ns
PerClk output frequency–266MHz
66.66
MHz
PerClk period–266MHz
15
ns
PerClk output high time
45% of nominal period
55% of nominal period
ns
PerClk output low time
45% of nominal period
55% of nominal period
ns
PerClk clock edge stability (phase jitter, cycle to cycle)
± 0.3
ns
UARTSerClk input frequency (Note 3)
1000/(2TOPB+2ns)
MHz
UARTSerClk period
2TOPB+2
–ns
UARTSerClk input high time
TOPB+1
–ns
UARTSerClk input low time
TOPB+1
–ns
TmrClk input frequency–133MHz
33.33
MHz
TmrClk period–133 MHz
30
ns
TmrClk input frequency–200MHz
50
MHz
TmrClk period–200 MHz
20
ns
TmrClk input frequency–266MHz
66.66
MHz
TmrClk period–266 MHz
15
ns
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IBM25PPC405GP-3BE200C 32-BIT, 200 MHz, RISC PROCESSOR, PBGA456
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