參數(shù)資料
型號(hào)： AS7C251MNTF36A-85TQIN
廠商： ALLIANCE SEMICONDUCTOR CORP
元件分類： DRAM
英文描述： 2.5V 1M x 32/36 Flowthrough SRAM with NTD
中文描述： 1M X 36 ZBT SRAM, 8.5 ns, PQFP100
封裝： 14 X 20 MM, LEAD FREE, TQFP-100
文件頁(yè)數(shù)： 1/18頁(yè)
文件大?。?/td> 414K
代理商： AS7C251MNTF36A-85TQIN
December 2004
Copyright Alliance Semiconductor. All rights reserved.
AS7C251MNTF32A
AS7C251MNTF36A
12/23/04, v 1.1
Alliance Semiconductor
P. 1 of 18
2.5V 1M × 32/36 Flowthrough SRAM with NTD
TM
Features
Organization: 1,048,576 words × 32 or 36 bits
NTD
architecture for efficient bus operation
Fast clock to data access: 7.5/8.5/10 ns
Fast OE access time:
3.5/4.0 ns
Fully synchronous operation
Flow-through mode
Asynchronous output enable control
Available in 100-pin TQFP package
Byte write enables
Clock enable for operation hold
Multiple chip enables for easy expansion
2.5V core power supply
Self-timed write cycles
Interleaved or linear burst modes
Snooze mode for standby operation
Logic block diagram
Selection guide
-75
8.5
7.5
325
140
90
-85
10
8.5
300
130
90
-10
12
10
275
130
90
Units
ns
ns
mA
mA
mA
Minimum cycle time
Maximum clock access time
Maximum operating current
Maximum standby current
Maximum CMOS standby current (DC)
W
register
Burst logic
D
Q
CLK
Output
Buffer
DQ[a,b,c,d]
20
20
CLK
CEN
CE0
CE1
CE2
A[19:0]
OE
Control
logic
CLK
Data
Input
Register
D
Q
CLK
32/36
32/36
OE
1M x 32/36
SRAM
Array
R/W
BWa
DQ[a,b,c,d]
BWb
BWc
BWd
CLK
Q
D
ADV / LD
LBO
addr. registers
Write delay
20
ZZ
CLK
32/36
32/36
32/36
32/36
相關(guān)PDF資料
PDF描述
AS7C251MNTF32A-10TQIN 2.5V 1M x 32/36 Flowthrough SRAM with NTD
AS7C251MNTF36A-10TQIN 2.5V 1M x 32/36 Flowthrough SRAM with NTD
AS7C251MPFD18A-166TQCN 2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-166TQI 2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-166TQIN 2.5V 1M x 18 pipelined burst synchronous SRAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AS7C251MPFD18A 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-133TQC 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-133TQCN 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-133TQI 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 1M x 18 pipelined burst synchronous SRAM
AS7C251MPFD18A-133TQIN 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 1M x 18 pipelined burst synchronous SRAM
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