參數資料
型號: μPD45D128164
廠商: NEC Corp.
英文描述: 128 M-bit Synchronous DRAM with Double Data Rate(128 同步動態(tài)RAM)
中文描述: 128 M位同步雙數據速率(128同步動態(tài)RAM的內存)
文件頁數: 4/80頁
文件大?。?/td> 637K
代理商: ΜPD45D128164
4
μ
PD45D128442, 45D128842, 45D128164
Preliminary Data Sheet
Pin Configuration
[
μ
PD45D128442]
66-pin Plastic TSOP (II) (400mil)
8M word x 4 bit x 4 bank
Vcc
NC
VccQ
NC
DQ0
VssQ
NC
NC
VccQ
NC
DQ1
VssQ
NC
NC
VccQ
NC
NC
Vcc
NC
NC
/WE
/CAS
/RAS
/CS
NC
BA0
BA1
A10/AP
A0
A1
A2
A3
Vcc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
Vss
NC
VssQ
NC
DQ3
VccQ
NC
NC
VssQ
NC
DQ2
VccQ
NC
NC
VssQ
DQS
NC
V
REF
Vss
DM
/CLK
CLK
CKE
NC
NC
A11
A9
A8
A7
A6
A5
A4
Vss
A0 - A11
A0 - A11
A0 - A9, A11 : Column address inputs
BA0, BA1
: Bank select
DQ0 - DQ3
: Data inputs/outputs
DQS
: Data strobe
CLK, /CLK
: System clock input
CKE
: Clock enable
/CS
: Chip select
/RAS
: Row address strobe
: Address inputs
: Row address inputs
/CAS
/WE
DM
V
CC
V
SS
V
CC
Q
V
SS
Q
V
REF
NC
: Column address strobe
: Write enable
: DQ write mask enable
: Supply voltage
: Ground
: Supply voltage for DQ and DQS
: Ground for DQ and DQS
: Input reference
: No connection
相關PDF資料
PDF描述
μPD45D128442 128 M-bit Synchronous DRAM with Double Data Rate(128 同步動態(tài)RAM)
μPD45D128842 128 M-bit Synchronous DRAM with Double Data Rate(128 同步動態(tài)RAM)
μPD4811650 16M Synchronous Graphics Memory (SGRAM)(16M同步圖形存儲器)
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