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參數資料
| 型號： | AS7C33256FT32A-75TQI |
| 廠商： | ALLIANCE SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 3.3V 256K x 32/36 Flow-through synchronous SRAM |
| 中文描述： | 256K X 32 STANDARD SRAM, 7.5 ns, PQFP100 |
| 封裝： | 14 X 20 MM, TQFP-100 |
| 文件頁數： | 1/19頁 |
| 文件大?。?/td> | 522K |
| 代理商： | AS7C33256FT32A-75TQI |
November 2004
Copyright Alliance Semiconductor. All rights reserved.
11/30/04, v 1.1
Alliance Semiconductor
1 of 19
3.3V 256K
×
32/36 Flow-through synchronous SRAM
AS7C33256FT32A
AS7C33256FT36A
Features
Organization: 262,144 words × 32 or 36 bits
Fast clock to data access:
7.5/8.5/10 ns
Fast OE access time: 3.5/4.0/4.0 ns
Fully synchronous flow-through operation
Asynchronous output enable control
Available in 100-pin TQFP package
Individual byte write and global write
Multiple chip enables for easy expansion
3.3V core power supply
2.5V or 3.3V I/O operation with separate VDDQ
Linear or interleaved burst control
Snooze mode for reduced power-standby
Common data inputs and data outputs
Logic block diagram
Selection guide
-75
8.5
7.5
300
110
30
-85
10
8.5
275
100
30
-10
12
10
250
90
30
Units
ns
ns
mA
mA
mA
Minimum cycle time
Maximum clock access time
Maximum operating current
Maximum standby current
Maximum CMOS standby current (DC)
A
[17:0]
18
16
18
18
Q0
Q1
25Memory
array
Burst logic
CLK
CE
CLR
Address
D
CE
CLK
Q
DQ
CLK
D
Q
registers
DQ
CLK
D
Q
registers
DQ
CLK
D
Q
registers
DQ
CLK
D
Q
registers
Enable
register
D
Q
Enable
rdelay
CLK
D
Q
CLK
Output
CLK
rInput
CLK
Power
down
DQ[a:d]
4
32/36
GWE
BWE
BW
d
ADSC
ADSP
CLK
CE0
CE2
BW
c
BW
b
BW
a
OE
ZZ
LBO
OE
32/36
32/36
2
2
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PDF描述 |
|---|---|
| AS7C33256FT32A-75TQIN | 3.3V 256K x 32/36 Flow-through synchronous SRAM |
| AS7C33256FT36A-10TQC | DIODE ZENER SINGLE 1000mW 24Vz 10.5mA-Izt 0.05 5uA-Ir 18.2Vr DO41-GLASS 5K/AMMO |
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| AS7C33256NTD18B | 3.3V 256K x 8 Pipelined SRAM with NTD |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AS7C33256FT32A-75TQIN | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V 256K x 32/36 Flow-through synchronous SRAM |
| AS7C33256FT32A-85TQC | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V 256K x 32/36 Flow-through synchronous SRAM |
| AS7C33256FT32A-85TQCN | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V 256K x 32/36 Flow-through synchronous SRAM |
| AS7C33256FT32A-85TQI | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V 256K x 32/36 Flow-through synchronous SRAM |
| AS7C33256FT32A-85TQIN | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V 256K x 32/36 Flow-through synchronous SRAM |
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