參數(shù)資料
型號(hào): UPD4632312AF9-B60X-BC2
廠商: NEC Corp.
英文描述: CONNECTOR ACCESSORY
中文描述: 連接器附件
文件頁(yè)數(shù): 21/36頁(yè)
文件大?。?/td> 320K
代理商: UPD4632312AF9-B60X-BC2
Preliminary Data Sheet M15874EJ5V0DS
21
μ
PD4632312A-X
Figure 6-5. Read Cycle Timing Chart 5 (/LB, /UB Controlled)
/CS (Input)
Address (Input)
I/O (Output)
High-Z
High-Z
High-Z
t
RC
/OE (Input)
t
RC
A1
A2
A3
t
BHAH
t
BHAH
/LB, /UB (Input)
t
BA
t
BHZ
Data Out
Q1
t
BLZ
t
BA
t
BHZ
Data Out
Q2
t
BLZ
t
BP
t
BP
L
L
Remark
In read cycle, MODE and /WE should be fixed to high level.
Figure 6-6. Page Read Cycle Timing Chart
I/O (Output)
Address
(A3 to A20) (Input)
Page Address
(A0 to A2) (Input)
/CS (Input)
/OE (Input)
t
PRC
t
PRC
t
PRC
t
RC
t
PAA
t
OH
t
PAA
t
OH
t
PAA
t
OH
t
AA
t
OE
t
OH
A
N+1
A
N+2
A
N+3
A
N+7
Q
N
Q
N+1
Q
N+2
Q
N+3
Q
N+7
t
CHZ
t
OHZ
A
N
t
PAA
t
OH
t
PRC
t
PAA
t
OH
t
PRC
t
PAA
t
OH
t
PRC
t
PAA
t
OH
Q
N+4
Q
N+5
Q
N+6
A
N+4
A
N+5
A
N+6
t
PRC
High-Z
Remarks 1.
In read cycle, MODE and /WE should be fixed to high level.
2.
/LB and /UB are low level.
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