SMJ320C6414 Datasheet, PDF (114/133 Pages) Texas Instruments – FIXED-POINT DIGITAL SIGNAL PROCESSORS

SMJ320C6414, SMJ320C6415, SMJ320C6416
FIXEDĆPOINT DIGITAL SIGNAL PROCESSORS
SGUS050A − JANUARY 2004 − REVISED MARCH 2004
PERIPHERAL COMPONENT INTERCONNECT (PCI) TIMING [C6415 AND C6416 ONLY]
(CONTINUED)
timing requirements for PCI inputs (see Figure 49)
NO.
5 tsu(IV-PCLKH)
6 th(IV-PCLKH)
Setup time, input valid before PCLK high
Hold time, input valid after PCLK high
MIN MAX UNIT
7
ns
0
ns
switching characteristics over recommended operating conditions for PCI outputs (see Figure 49)
NO.
PARAMETER
1 td(PCLKH-OV)
Delay time, PCLK high to output valid
2 td(PCLKH-OIV)
Delay time, PCLK high to output invalid
3 td(PCLKH-OLZ)
Delay time, PCLK high to output low impedance
4 td(PCLKH-OHZ) Delay time, PCLK high to output high impedance
*This parameter is not production tested.
MIN MAX UNIT
11 ns
2
ns
2*
ns
28* ns
PCLK
1
2
PCI Output
3
PCI Input
Valid
4
Valid
5
6
Figure 49. PCI Input/Output Timing
114
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