參數(shù)資料
型號(hào): TMS418169P-60
廠商: Texas Instruments, Inc.
英文描述: 1048576-WORD BY 16-BIT EXTENDED DATA OUT HIGH-SPEED DRAMS
中文描述: 1048576字由16位擴(kuò)充數(shù)據(jù)輸出高速DRAM等
文件頁(yè)數(shù): 59/67頁(yè)
文件大?。?/td> 1464K
代理商: TMS418169P-60
TMS55160, TMS55161, TMS55170, TMS55171
262144 BY 16-BIT MULTIPORT VIDEO RAMS
SMVS464
MARCH 1996
59
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
1443
PARAMETER MEASUREMENT INFORMATION
tsu(CA)
RAS
CASx
A0
A8
TRG
DSF
DQ0
DQ15
tw(RL)
tw(RH)
tw(RH)
tw(RL)
tw(CL)
td(RLCH)
th(CLCA)
th(RA)
th(RHrd)
Row
Col
tdis(CH)
ta(C)
ta(R)
Data Out
tc(rd)
tc(rd)
tc(rd)
td(RLCA)
td(CHRL)
td(CARH)
td(GLRH)
ta(G)
tdis(G)
Memory Read Cycle
Refresh Cycle
Refresh Cycle
tsu(TRG)
1
1
1
2
3
th(RA)
tsu(RA)
th(RA)
tsu(RA)
th(RA)
tsu(RA)
th(SFR)
tsu(SFR)
th(SFR)
tsu(SFR)
th(SFR)
tsu(SFR)
th(RWM)
tsu(WMR)
th(RWM)
tsu(WMR)
th(RWM)
tsu(WMR)
tt
WE
2
2
3
3
tsu(RA)
tsu(rd)
th(TRG)
Figure 50. Hidden-Refresh-Cycle Timing
Table 16. Hidden-Refresh-Cycle State Table
CYCLE
STATE
2
1
3
CBR refresh with option reset
Don
t care
L
H
CBR refresh with no reset (CBRN)
Don
t care
H
H
CBR refresh with stop point set and no option reset (CBRS)
Stop address
H
L
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