SMJ34020A Datasheet, PDF (81/92 Pages) Texas Instruments – GRAPHICS SYSTEM PROCESSOR

LCLK1
LCLK2
RAS
RCA
LAD (READ)
LAD (WRITE)
CAS0 – CAS3
WE
TR / QE
SF
SMJ34020A
GRAPHICS SYSTEM PROCESSOR
SGUS011B – APRIL 1991 – REVISED AUGUST 1995
Q1 Q2 Q3 Q4† Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1
76
77
98
87
99
88
Row
1st Column
2nd Column
93
90
89
Address/Status
Data In 1
62
Data In 2
95
62
Address/Status
1st Data Out
2nd Data Out
92
78
79
102
80
81
94
91
100
79
101
81
97
82
83
84
85
83
86
ALTCH
† _{See clock stretch, page 20.}
Figure 42. Local-Bus Timing: RAS, CAS0 – CAS3, WE, TR / QE, and SF
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81