SMJ34020A_06 Datasheet, PDF (84/97 Pages) Texas Instruments – GRAPHICS SYSTEM PROCESSOR

SMJ34020A
GRAPHICS SYSTEM PROCESSOR
SGUS011D − APRIL 1991 − REVISED SEPTEMBER 2004
local-bus timing: RAS, CAS0−CAS3, WE, TR/QE, and SF (continued)
Q1 Q2 Q3 Q4† Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1
LCLK1
LCLK2
RAS
RCA
LAD (READ)
LAD (WRITE)
CAS0 −CAS3
WE
TR / QE
SF
76
77
98
87
Row
99
88
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 21.}
Figure 49. Local-Bus Timing: RAS, CAS0 −CAS3, WE, TR / QE, and SF
84
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