參數(shù)資料
型號(hào): UPD4443362GF-A75
廠商: NEC Corp.
英文描述: 4M-BIT CMOS SYNCHRONOUS FAST STATIC RAM 128K-WORD BY 36-BIT HSTL INTERFACE / REGISTER-REGISTER / LATE WRITE
中文描述: 4分位CMOS同步快速靜態(tài)內(nèi)存128K的,Word的36位HSTL接口/寄存器間/晚寫
文件頁(yè)數(shù): 3/16頁(yè)
文件大?。?/td> 113K
代理商: UPD4443362GF-A75
Data Sheet M14439EJ2V0DS
3
μ
PD4443362
Pin Name and Functions
Pin name
Pin No.
Description
SA0 to SA16
37, 36, 35, 34, 33, 32, 100, 99, 82, 81, 44,
Synchronous Address Input
45, 46, 47, 48, 49, 50
DQa1 to DQa9
63, 62, 59, 58, 57, 56, 53, 52, 51
Synchronous Data Input / Output
DQb1 to DQb9
68, 69, 72, 73, 74, 75, 78, 79, 80
DQc1 to DQc9
13, 12, 9, 8, 7, 6, 3, 2, 1
DQd1 to DQd9
18, 19, 22, 23, 24, 25, 28, 29, 30
/SS
98
Synchronous Chip Select
/SW
85
Synchronous Byte Write Enable
/SBa
Note1
93
Synchronous Byte "a" Write Enable
/SBb
Note1
95
Synchronous Byte "b" Write Enable
/SBc
Note1
96
Synchronous Byte "c" Write Enable
/SBd
Note1
97
Synchronous Byte "d" Write Enable
/G
86
Asynchronous Output Enable
ZZ
Note2
64
Asynchronous Sleep Mode
K, /K
89, 88
Main Clock Input
V
DD
15, 41, 65, 91
Core Power Supply
V
SS
17, 40, 67, 90
Ground
V
DD
Q
4, 11, 20, 27, 54, 61, 70, 77
Output Buffer Power Supply
V
SS
Q
5, 10, 21, 26, 55, 60, 71, 76
Output Buffer Ground
V
REF
38, 43, 87
Input Reference
NC
14, 16, 31, 39, 42, 66, 83, 84, 92, 94
No Connection
Notes 1.
If Byte Write Operation is not used, Byte Write Pins (/SBa, /SBb, /SBc, /SBd) are to be tied to V
SS
.
2.
If Sleep Mode is not used, ZZ Pin is to be tied to V
SS
.
Remark
This device only supports Single Differential Clock, R / R Mode.
(R / R stands for Registered Input / Registered Output.)
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