參數(shù)資料
型號： CY7C1470V25-167AXC
廠商： CYPRESS SEMICONDUCTOR CORP
元件分類： DRAM
英文描述： 72-Mbit(2M x 36/4M x 18/1M x 72) Pipelined SRAM with NoBL⑩ Architecture
中文描述： 2M X 36 ZBT SRAM, 3.4 ns, PQFP100
封裝： 14 X 20 MM, 1.40 MM HEIGHT, LEAD FREE, PLASTIC, MS-026, TQFP-100
文件頁數(shù)： 9/27頁
文件大?。?/td> 382K
代理商： CY7C1470V25-167AXC
PRELIMINARY
CY7C1470V25
CY7C1472V25
CY7C1474V25
Document #: 38-05290 Rev. *E
Page 9 of 27
Write Abort (Continue Burst)
Ignore Clock Edge (Stall)
Sleep Mode
Next
Current
None
X
X
X
L
L
H
H
X
X
X
X
X
H
X
X
X
X
X
L
H
X
L-H
L-H
X
Three-State
–
Three-State
Truth Table
(continued)
[1, 2, 3, 4, 5, 6, 7]
Operation
Address
Used
CE
ZZ
ADV/LD
WE
BW
x
OE
CEN
CLK
DQ
Partial Write Cycle Description
[1, 2, 3, 8]
Function (CY7C1470V25)
WE
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
BW
d
X
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
BW
c
X
H
H
H
H
L
L
LL
L
H
H
H
H
L
L
L
L
BW
b
X
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
BW
a
X
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
Read
Write – No bytes written
Write Byte a – (DQ
a
and
DQP
a
)
Write Byte b – (DQ
b
and
DQP
b
)
Write Bytes b, a
Write Byte c – (DQ
c
and
DQP
c
)
Write Bytes c, a
Write Bytes c, b
Write Bytes c, b, a
Write Byte d – (DQ
d
and
DQP
d
)
Write Bytes d, a
Write Bytes d, b
Write Bytes d, b, a
Write Bytes d, c
Write Bytes d, c, a
Write Bytes d, c, b
Write All Bytes
Function (CY7C1472A33)
WE
H
L
L
L
L
BW
b
x
H
H
L
L
BW
a
x
H
L
H
L
Read
Write – No Bytes Written
Write Byte a – (DQ
a
and
DQP
a
)
Write Byte b – (DQ
b
and
DQP
b
)
Write Both Bytes
Function (CY7C1474V25)
WE
H
L
L
L
BW
x
x
H
L
Read
Write – No Bytes Written
Write Byte X
(DQ
x
and
DQP
x)
Write All Bytes
All BW = L
Note:
8. Table only lists a partial listing of the Byte Write combinations. Any combination of BW
[a:d]
is valid. Appropriate Write will be done based on which Byte Write is
active.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C1470V25-167AXCES 制造商:Cypress Semiconductor 功能描述:SRAM SYNC QUAD 2.5V 72MBIT 2MX36 3.4NS 100TQFP - Bulk
CY7C1470V25-167AXCT 功能描述:靜態(tài)隨機(jī)存取存儲器 2Mx36 2.5V NoBL PL 靜態(tài)隨機(jī)存取存儲器 COM RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray
CY7C1470V25-167BZC 功能描述:靜態(tài)隨機(jī)存取存儲器 72MB (2Mx36) 2.5v 167MHz 靜態(tài)隨機(jī)存取存儲器 RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray
CY7C1470V25-167BZCT 功能描述:靜態(tài)隨機(jī)存取存儲器 2Mx36 2.5V NoBL PL 靜態(tài)隨機(jī)存取存儲器 COM RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray
CY7C1470V25-167BZI 制造商:Cypress Semiconductor 功能描述:SRAM SYNC QUAD 2.5V 72MBIT 2MX36 3.4NS 165FBGA - Bulk
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