Datasheet > AS7C252MFT18A-85BIN

AS7C252MFT18A-85BIN

更新时间： 2024-11-27 21:10:31

品牌	Logo	应用领域
ALSC		时钟 ISM频段静态存储器内存集成电路
页数	文件大小	规格书
23页	561K
描述
Standard SRAM, 2MX18, 8.5ns, CMOS, PBGA165, LEAD FREE, BGA-165

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April 2004

AS7C252MFT18A

2.5V 2M × 18 Flow-through synchronous SRAM

Features

• Organization: 2,097152 words × 18 bits

• Fast clock to data access: 6.5/7.5/8.5 ns

• Fast OE access time: 3.5/3.5/4.0 ns

• Fully synchronous flow-through operation

• Asynchronous output enable control

• Available in 100-pin TQFP package and 165-ball BGA

• Individual byte write and global write

• Multiple chip enables for easy expansion

• 2.5V core power supply

• Common data inputs and data outputs

• Boundary scan using IEEE 1149.1 JTAG function

• NTD™ pipelined architecture available

(AS7C252MNTD18A, AS7C251MNTD32A/

AS7C251MNTD36A)

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

trademarks mentioned in this document are the property of their

respective owners.

• Linear or interleaved burst control

• Snooze mode for reduced power-standby

Logic block diagram

LBO

CLK

ADV

ADSC

ADSP

Burst logic

2M x 18

CLR

Memory

array

21 19

A[20:0]

Address

CLK

GWE

BW_b

DQb

Byte Write

registers

BWE

BW_a

CLK

DQa

Byte Write

registers

CLK

CE0

CE1

Output

Input

registers

Enable

CLK

CE2

registers

CLK

Enable

delay

CLK

Power

down

DQ[a,b]

Selection guide

-65

7.5

-75

8.5

-85

Units

Minimum cycle time

Maximum clock access time

Maximum operating current

Maximum standby current

6.5

7.5

8.5

270

130

110

310

140

110

290

130

110

Maximum CMOS standby current (DC)

4/26/04, v 1.0

Alliance Semiconductor

1 of 23

12 3 4 5 6 7...23

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与AS7C252MFT18A-85BIN相关器件

型号	品牌	获取价格	描述	数据表
AS7C252MFT18A-85TQC	ALSC	获取价格	2.5V 2M x 18 Flow-through synchronous SRAM
AS7C252MFT18A-85TQCN	ALSC	获取价格	2.5V 2M x 18 Flow-through synchronous SRAM
AS7C252MFT18A-85TQI	ALSC	获取价格	2.5V 2M x 18 Flow-through synchronous SRAM
AS7C252MFT18A-85TQI	ISSI	获取价格	暂无描述
AS7C252MFT18A-85TQIN	ALSC	获取价格	2.5V 2M x 18 Flow-through synchronous SRAM
AS7C252MFT18A-85TQIN	ISSI	获取价格	Standard SRAM, 2MX18, 8.5ns, CMOS, PQFP100, 14 X 20 MM, LEAD FREE, TQFP-100
AS7C252MNTD18A	ALSC	获取价格	2.5V 2M x 18 Pipelined SRAM with NTD
AS7C252MNTD18A-133TQC	ALSC	获取价格	2.5V 2M x 18 Pipelined SRAM with NTD
AS7C252MNTD18A-133TQCN	ALSC	获取价格	2.5V 2M x 18 Pipelined SRAM with NTD
AS7C252MNTD18A-133TQI	ALSC	获取价格	2.5V 2M x 18 Pipelined SRAM with NTD