LSI53C875 LSI Logic, LSI53C875 Datasheet - Page 247

• Manufacturer Part Number: LSI53C875
• Description: PCI to Ultra SCSI I/O Processor
• Manufacturer: LSI Logic

Table 7.16
1. This parameter must be met to ensure SCSI timings are within specification.
2. Duty cycle not to exceed 60/40.
Symbol
t
t
t
t
1
2
3
4
Parameter
Bus clock cycle time
SCSI clock cycle time (SCLK)
CLK LOW time
SCLK LOW time
CLK HIGH time
SCLK HIGH time
CLK slew rate
SCLK slew rate
Clock Timing
Figure 7.6
CLK, SCLK
AC Characteristics
2
2
2
2
Clock Waveforms
1
t
3
t
4
t
1
t
2
12.5
Min
30
12
12
5
5
1
1
Max
DC
60
–
–
–
–
–
–
Unit
V/ns
V/ns
ns
ns
ns
ns
ns
ns
7-11