Datasheet > AS7C33256NTF32A-65TQC

AS7C33256NTF32A-65TQC

更新时间： 2024-11-04 03:15:07

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
14页	307K
描述
ZBT SRAM, 256KX32, 6.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100

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AS7C33256NTF32A

AS7C33256NTF36A

July 2004

3.3V 256K×32/36 Flowthrough Synchronous SRAM with NTD^TM

Features

• Organization: 262,144 words × 32 or 36 bits

• NTD^™1architecture for efficient bus operation

• Fast clock to data access: 6.5/7.5 ns

• Fast OE access time: 3.5 ns

• Available in 100-pin TQFP

• Byte write enables

• Clock enable for operation hold

• Multiple chip enables for easy expansion

• 3.3 core power supply

• Fully synchronous operation

• Flow-through mode

• Asynchronous output enable control

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

• 30 mW typical standby power

• Self-timed write cycles

• Interleaved or linear burst modes

• Snooze mode for standby operation

1. NTD is a trademark of Alliance Semiconductor Corporation. All

trademarks mentioned in this document are the property of their respective

owners.

Logic Block Diagram

A[17:0]

Address

Burst logic

CLK

CE0

CE1

CE2

Write delay

addr. registers

CLK

R/W

BWa

Control

logic

CLK

BWb

BWc

BWd

ADV / LD

LBO

256K x 32/36

SRAM

CLK

Array

32/36

DQ[a,b,c,d]

Data

Input

32/36

CLK

32/36

CLK

CEN

Output

Buffer

32/36

DQ[a,b,c,d]

Selection Guide

–65

7.5

6.5

250

120

-75

8.5

7.5

225

100

Units

Minimum cycle time

Maximum clock access time

Maximum operating current

Maximum standby current

Maximum CMOS standby current (DC)

7/12/04, v. 1.0

Alliance Semiconductor

P. 1 of 14

12 3 4 5 6 7...14

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与AS7C33256NTF32A-65TQC相关器件

型号	品牌	获取价格	描述	数据表
AS7C33256NTF32A-65TQCN	ISSI	获取价格	ZBT SRAM, 256KX32, 6.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C33256NTF32A-65TQI	ISSI	获取价格	ZBT SRAM, 256KX32, 6.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C33256NTF32A-65TQIN	ISSI	获取价格	ZBT SRAM, 256KX32, 6.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C33256NTF32A-75TQC	ISSI	获取价格	ZBT SRAM, 256KX32, 7.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C33256NTF32A-75TQC	ALSC	获取价格	3.3V 256K x 2/36 Flowthrough Synchronous SRAM with NTD
AS7C33256NTF32A-75TQCN	ALSC	获取价格	3.3V 256K x 2/36 Flowthrough Synchronous SRAM with NTD
AS7C33256NTF32A-75TQCN	ISSI	获取价格	ZBT SRAM, 256KX32, 7.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C33256NTF32A-75TQI	ALSC	获取价格	3.3V 256K x 2/36 Flowthrough Synchronous SRAM with NTD
AS7C33256NTF32A-75TQI	ISSI	获取价格	ZBT SRAM, 256KX32, 7.5ns, CMOS, PQFP100, 14 X 20 MM, TQFP-100
AS7C33256NTF32A-75TQIN	ALSC	获取价格	3.3V 256K x 2/36 Flowthrough Synchronous SRAM with NTD