LSI LSI53C895A, Technical Manual

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LSI53C895A PCI to Ultra2 SCSI Controller 3-1
Chapter 3
Signal Descriptions
This chapter presents the LSI53C895A pin configuration and signal
definitions using tables and illustrations. The LSI53C895A comes in a
208 PQFP and a 272 BGA package. Definitions in the signal description
tables are for both the 208 PQFP and the 272 BGA. This chapter
contains the following sections:
•
Section 3.1, “LSI53C895A Functional Signal Grouping”
•
Section 3.2, “Signal Descriptions”
•
Section 3.3, “PCI Bus Interface Signals”
•
Section 3.4, “SCSI Bus Interface Signals”
•
Section 3.5, “Flash ROM and Memory Interface Signals”
•
Section 3.6, “Test Interface Signals”
•
Section 3.7, “Power and Ground Signals”
•
Section 3.8, “MAD Bus Programming”
A slash (/) at the end of a signal name indicates that the active state
occurs when the signal is at a LOW voltage. When the slash is absent,
the signal is active at a HIGH voltage.