參數(shù)資料
型號(hào): SM320C6414DGADW60
廠商: TEXAS INSTRUMENTS INC
元件分類: 數(shù)字信號(hào)處理
英文描述: 64-BIT, 75 MHz, OTHER DSP, CPGA570
封裝: 33 X 33 MM, CERAMIC, FCPGA-570
文件頁數(shù): 17/134頁
文件大?。?/td> 1997K
代理商: SM320C6414DGADW60
SMJ320C6414, SMJ320C6415, SMJ320C6416
FIXEDPOINT DIGITAL SIGNAL PROCESSORS
SGUS050A JANUARY 2004 REVISED MARCH 2004
113
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
PERIPHERAL COMPONENT INTERCONNECT (PCI) TIMING [C6415 AND C6416 ONLY]
timing requirements for PCLK (see Figure 47)
NO.
MIN
MAX
UNIT
1
tc(PCLK)
Cycle time, PCLK
30 (or 8P§)*
ns
2
tw(PCLKH)
Pulse duration, PCLK high
11*
ns
3
tw(PCLKL)
Pulse duration, PCLK low
11*
ns
4
tsr(PCLK)
v/t slew rate, PCLK
1*
4*
V/ns
*This parameter is not production tested.
For 3.3-V operation, the reference points for the rise and fall transitions are measured at VILP MAX and VIHP MIN.
P = 1/CPU clock frequency in ns. For example when running parts at 600 MHz, use P = 1.67 ns.
§ Select the parameter value of 30 ns or 8P, whichever is greater.
PCLK
1
2
3
4
0.4 DVDD V MIN
Peak to Peak for
3.3V signaling
Figure 47. PCLK Timing
timing requirements for PCI reset (see Figure 48)
NO.
MIN
MAX
UNIT
1
tw(PRST)
Pulse duration, PRST
1*
ms
2
tsu(PCLKA-PRSTH)
Setup time, PCLK active before PRST high
100*
s
*This parameter is not production tested.
PRST
PCLK
2
1
Figure 48. PCI Reset (PRST) Timing
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