參數(shù)資料
型號(hào): μPD45256163
廠商: NEC Corp.
英文描述: 256M-Bit Synchronous DRAM(256M 同步 動(dòng)態(tài)RAM)
中文描述: 256M位同步DRAM(256M同步動(dòng)態(tài)RAM)的
文件頁數(shù): 54/84頁
文件大?。?/td> 1052K
代理商: ΜPD45256163
μ
P
5
P
Random Column Read (Page with same bank) (2/2) (Burst length = 4, /CAS latency = 3)
CLK
CKE
/RAS
/CAS
/WE
BA1
/CS
T
0
T
1
T
2
T
3
T
4
T
5
T
6
T
7
T
8
T
9
T
10
T
11
T
12
T
13
T
14
T
15
T
16
T
17
T
18
T
19
T
20
T
21
A10
ADD
DQM
DQ
BA0
AAAAAAAAAAAAAAAA
L
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
CAa
RAa
CAb
CAc
AAAAAAA
AAA
AAA
AAA
AAAAAAA
AA
AAA
H
AAAAA
AAAAA
AAAAA
AA
Bank A
Activate
Command
Bank A
Read
Command
Bank A
Precharge
Command
AAAAA
RAa
AAAA
AAAAA
AAAAA
AAAAA
AAAAA
AAAAAA
AAAAA
AAAAAAA
AAAAAAA
AAAA
A
AAAAAAA
A
A
AAAAAA
A
AAAAAA
AAAAAA
A
AAAAAA
AAAAAA
A
AAAAAA
AAAAAA
AAAAAA
A
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
Bank A
Read
Command
Bank A
Read
Command
Bank A
Activate
Command
Bank A
Read
Command
QAa1 QAa2 QAa3 QAa4 QAb1 QAb2 QAc1 QAc2 QAc3 QAc4
AAAAAA
AAAAAA
AAAAAA
AAA
A
AAAAAA
AAAAAA
AAAAAA
AAA
AAAAAA
A
AAAAAAAAA
A
A
A
AAA
AAA
A
AAA
A
A
A
AAA
AAA
AAA
A
A
AAAAAA
A
AAAA
AAAA
AAAA
AAAAAAAA
AAAA
AAAA
AAAA
AAAA
AAAA
A
RAa
AAAAA
AAAAA
Hi-z
相關(guān)PDF資料
PDF描述
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