參數(shù)資料
型號: 5962-9162303MXC
廠商: TEXAS INSTRUMENTS INC
元件分類: 圖形處理器
英文描述: GRAPHICS PROCESSOR, CPGA145
封裝: CERAMIC, PGA-145
文件頁數(shù): 81/98頁
文件大?。?/td> 1546K
代理商: 5962-9162303MXC
SMJ34020A
GRAPHICS SYSTEM PROCESSOR
SGUS011D -- APRIL 1991 -- REVISED SEPTEMBER 2004
82
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251--1443
local-bus timing: RAS, CAS0--CAS3,WE,TR/QE, and SF (see Notes 5 and 8 and Figure 49)
NO
34020A-32
34020A-40
UNIT
NO.
MIN
MAX
MIN
MAX
UNIT
62
th(LAV-CTV)
Hold time, LAD0--LAD31 read data valid
after earlier of DDIN, low after RAS,
CAS,orTR/QE high
3.5
ns
76
td(CK1L-REL)
Delay time, RAS low after LCLK1 no
longer high
tQ+12+s
tQ+10+ s
ns
77
td(CK1L-REH)
Delay time, RAS high after LCLK1 no
longer high
tQ+12
tQ+10
ns
78
td(CK1H-CEL)
Delay time, CAS low after LCLK1 no
longer low
tQ+12
tQ+10
ns
79
td(CK1L-CEH)
Delay time, CAS high after LCLK1 no
longer high
tQ+12
tQ+10
ns
80
td(CK2L-WEL)
Delay time, WE low after LCLK2 no
longer high
tQ+15+s
tQ+13.5+ s
ns
81
td(CK1L-WEH)
Delay time, WE high after LCLK1 no
longer high
tQ+15
tQ +15
ns
82
td(CK2L-TRL)
Delay time, TR/QE low after LCLK2 no
longer high
tQ+15+s
tQ+13.5+ s
ns
83
td(CK1L-TRH)
Delay time, TR/QE high after LCLK1 no
longer high
tQ+15
tQ+13.5
ns
84
td(CK1H-SFV)
Delay time, SF valid after LCLK1 no
longer low
tQ+22
tQ+20
ns
85
td(CK2L-SFV)
Delay time, SF valid after LCLK2 no
longer high
tQ+22+s
tQ+20+ s
ns
86
td(CK2L-SFZ)
Delay time, SF in the high-impedance
state after LCLK2 no longer high
tQ+22 *
tQ+20 *
ns
87
tsu(ADV-REL)
Setup time, row address valid before
RAS no longer high
2tQ--22
2tQ--20
ns
88
th(ADV-REL)
Hold time, row address valid after RAS
low
tQ--5+ s
ns
89
tsu(RCV-CEL)
Setup time, column address valid before
CAS no longer high
tQ--22
tQ--20
ns
90
th(RCV-CEH)
Hold time, column address valid after
CAS high
tQ--15
tQ--13.5
ns
91
tsu(CAV-CEL)
Setup time, write data valid before CAS
no longer high
tQ--22
tQ--20
ns
92
th(CAV-CEH)
Hold time, write data valid after CAS no
longer low
tQ--15
tQ--13.5
ns
93
ta(LAV-REL)
Access time, data-in valid after RAS low
(assuming maximum transition time)
4tQ--8+s
4tQ--8+ s
ns
94
ta(LAV-CEL)
Access time, data-in valid after CASL no
longer high
2tQ--8
ns
95
ta(LAV-RCV)
Access time, data-in valid after column
address valid
3tQ--20+s
3tQ -- 12
ns
Parameters 87 and 88 also apply to WE,TR/QE, and SF relative to RAS.
* This parameter is not production tested.
NOTES: 5. s =tQ if using the clock stretch;
s = 0 otherwise
11. Parameter 96 has been eliminated.
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