参数资料
型号: MD2203-D768
厂商: SANDISK CORP
元件分类: 存储控制器/管理单元
英文描述: FLASH MEMORY DRIVE CONTROLLER, PDIP32
封装: DIP-32
文件页数: 18/29页
文件大小: 323K
代理商: MD2203-D768
DiskOnChip 2000 DIP
8.3
Timing Specifications
8.3.1
Read Cycle Timing
CE#
A[0..12]
OE#
D[0..7]
WE#
T
SU(A)
T
EN(D)
T
HO(CE1)
T
SU(CE0)
T
HO(CE0)
T
SU(CE1)
T
REC
T
ACC
T
DIS(D)
Figure 9: Read Cycle
Table 8: Read Cycle Timing
3.3V
5V
Symbol
Description
Min (ns)
Max (ns)
Min (ns)
Max (ns)
Notes
TSU(A)
Address to OE#
setup
2
10
THO(A)
OE#
to Address hold
35
56
TSU(CE0) CE#
to OE#
setup
0
1
THO(CE0) OE#
to CE# = 0 hold
0
2
THO(CE1) OE# or WE#
to CE# = 1 hold
8
42
TSU(CE1) CE#
to WE# or OE#
setup time
8
42
TREC
OE#
to start of next cycle
20
59
Tacc
Read access time
110
130
Ten(D)
OE#
to D active delay
15
75
7
91
Tdis(D)
OE#
to D Hi-Z delay
13
44
1.
CE# may be asserted any time before or after OE# is asserted. If CE# is asserted after OE#, all timing relative to OE# asserted will be
referenced instead to the time CE# was asserted.
2.
CE# may be negated any time before or after OE# is negated. If CE# is negated before OE#, all timing relative to OE# negated will be
referenced instead to the time CE# was negated.
25
Data Sheet, Rev. 3.9
91-SR-002-42-8L
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