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SMJ34020A Datasheet, PDF (83/92 Pages) Texas Instruments – GRAPHICS SYSTEM PROCESSOR
LCLK1
SMJ34020A
GRAPHICS SYSTEM PROCESSOR
SGUS011B – APRIL 1991 – REVISED AUGUST 1995
Q1 Q2 Q3 Q4† Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1
LCLK2
RAS
CAS
ALTCH
(see Note A)
LAD
(see Note A)
78
104
76
103
77
79
102
Refresh Pseudo-Address
RCA
(see Note A)
Refresh Pseudo-Address
DDOUT
(see Note A)
† See clock stretch, page 20.
NOTE A: ALTCH, LAD, RCA, and DDOUT are shown for reference only.
Figure 43. CBR Refresh: RAS and CAS0 – CAS3
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