參數資料
型號: MC-4516CB64S
廠商: NEC Corp.
英文描述: 16 M-Word By 16-Bit Synchronous Dynamic RAM Module(16 M×16位同步動態(tài)RAM 模塊)
中文描述: 16米,由16個字位同步動態(tài)隨機存儲器模塊(16米× 16位同步動態(tài)內存模塊)
文件頁數: 8/16頁
文件大小: 138K
代理商: MC-4516CB64S
8
MC-4516CB64S
Synchronous Characteristics
Parameter
Symbol
-A80
-A10
-A10B
Unit
Note
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
Clock cycle time
/CAS latency = 3
t
CK3
8
10
10
ns
/CAS latency = 2
t
CK2
10
13
15
ns
Access time from CLK
/CAS latency = 3
t
AC3
6
6
7
ns
1
/CAS latency = 2
t
AC2
6
7
8
ns
1
CLK high level width
t
CH
3
3
3.5
ns
CLK low level width
t
CL
3
3
3.5
ns
Data-out hold time
t
OH
3
3
3
ns
1
Data-out low-impedance time
t
LZ
0
0
0
ns
Data-out high-impedance time
/CAS latency = 3
t
HZ3
3
6
3
6
3
7
ns
/CAS latency = 2
t
HZ2
3
6
3
7
3
8
ns
Data-in setup time
t
DS
2
2
2.5
ns
Data-in hold time
t
DH
1
1
1
ns
Address setup time
t
AS
2
2
2.5
ns
Address hold time
t
AH
1
1
1
ns
CKE setup time
t
CKS
2
2
2.5
ns
CKE hold time
t
CKH
1
1
1
ns
CKE setup time (Power down exit)
t
CKSP
2
2
2.5
ns
Command (/CS0, /RAS, /CAS, /WE,
DQMB0 - DQMB7) setup time
t
CMS
2
2
2.5
ns
Command (/CS0, /RAS, /CAS, /WE,
DQMB0 - DQMB7) hold time
t
CMH
1
1
1
ns
Note 1.
Output load
Output
Z = 50
1.4 V
50 pF
50
相關PDF資料
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