Datasheet > AS7C331MFT18A-68TQC

AS7C331MFT18A-68TQC

更新时间： 2024-11-03 03:38:27

品牌	Logo	应用领域
美国芯成 - ISSI		静态存储器
页数	文件大小	规格书
19页	512K
描述
Standard SRAM, 1MX18, 6.8ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100

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AS7C331MFT18A-68TQC 数据手册

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January 2005

AS7C331MFT18A

3.3V 1M x 18 Flow-through synchronous SRAM

Features

• Organization: 1,048,576 words x18 bits

• Fast clock to data access: 6.8/7.5/8.5/10 ns

• Fast OE access time: 3.5/4.0 ns

• Fully synchronous flow-through operation

• Asynchronous output enable control

• Available 100-pin TQFP packages

• Multiple chip enables for easy expansion

• 3.3 V core power supply

• 2.5 V or 3.3V I/O operation with separate V_DDQ

• Linear or interleaved burst control

• Common data inputs and data outputs

• Snooze mode for reduced power-standby

•

Individual byte write and global write

Logic block diagram

LBO

CLK

ADV

ADSC

ADSP

CLK

CLR

Burst logic

1M x 18

Memory

array

20 18

A[19:0]

Address

CLK

GWE

BW_b

DQb

Byte Write

registers

CLK

BWE

BW_a

DQa

Byte Write

registers

CLK

CE0

CE1

Output

buffers

Input

registers

Enable

CLK

CE2

CLK

Enable

delay

CLK

Power

down

DQ[a,b]

Selection guide

-68

7.5

6.8

285

-75

8.5

7.5

275

-85

-10

Units

Minimum cycle time

Maximum clock access time

Maximum operating current

Maximum standby current

8.5

250

230

Maximum CMOS standby current (DC)

1/21/05, v 1.4

Alliance Semiconductor

1 of 19

12 3 4 5 6 7...19

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与AS7C331MFT18A-68TQC相关器件

型号	品牌	获取价格	描述	数据表
AS7C331MFT18A-68TQCN	ISSI	获取价格	Standard SRAM, 1MX18, 6.8ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C331MFT18A-68TQI	ISSI	获取价格	Standard SRAM, 1MX18, 6.8ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C331MFT18A-68TQIN	ISSI	获取价格	Standard SRAM, 1MX18, 6.8ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C331MFT18A-75TQC	ISSI	获取价格	Standard SRAM, 1MX18, 7.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C331MFT18A-75TQCN	ISSI	获取价格	Standard SRAM, 1MX18, 7.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C331MFT18A-75TQI	ISSI	获取价格	Standard SRAM, 1MX18, 7.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C331MFT18A-75TQIN	ISSI	获取价格	Standard SRAM, 1MX18, 7.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C331MFT18A-85BC	ALSC	获取价格	3.3V 1M x 18 Flow-through synchronous SRAM
AS7C331MFT18A-85BCN	ALSC	获取价格	3.3V 1M x 18 Flow-through synchronous SRAM
AS7C331MFT18A-85BI	ALSC	获取价格	3.3V 1M x 18 Flow-through synchronous SRAM