参数资料
型号: SMC032BFY6E
厂商: NUMONYX
元件分类: PROM
英文描述: 4M X 8 FLASH 3.3V PROM CARD, 300 ns, UUC50
封装: LEAD FREE, CARD-50
文件页数: 19/90页
文件大小: 1863K
代理商: SMC032BFY6E
Command interface
SMCxxxBF
Figure 5.
Common memory write waveforms
1.
DIN signifies data provided by the system to the CompactFlash memory card.
AI10082b
tsu(D-WEH)
DATA IN VALID
Address Inputs
D0 to D15 (DIN)
VALID
–REG
–CE2/–CE1
–WE
tsu(CE)
trec(WE)
th(CE)
th(D)
tsu(A)
tw(WE)
th(A)
Table 19.
Common memory write timing(1)
Cycle time mode
250 ns
120 ns
100 ns
80 ns
Unit
Symbol
IEEE
Symbol
Parameter
Min
Max
Min
Max
Min
Max
Min
Max
tsu(D-WEH)
tDVWH
Data setup time from WE
80
50
40
30
ns
th(D)
tWMDX
Data hold time
30
15
10
ns
tw(WE)
tWLWH
WE pulse width
150
70
60
55
ns
tsu(A)
tAVGL
Address setup time
30
15
10
ns
tsu(CE)
tELWL
CE setup time before WE
0
ns
trec(WE)
tWMAX
Write recovery time
30
15
ns
th(A)
tGHAX
Address hold time
20
15
10
ns
th(CE)
tGHEH
CE hold following WE
20
15
10
ns
1.
Numonyx CF does not assert the WAIT signal.
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