IDT70V25S35PF Datasheet

IC型號：
IDT70V25S35PF
PDF描述：
HIGH-SPEED 3.3V 8K x 16 DUAL-PORT STATIC RAM
文件大小：
276.23KB
PDF頁數(shù)：
17頁
芯片廠家：
IDT

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HIGH-SPEED 3.3V

8K x 16 DUAL-PORT

STATIC RAM

Integrated Device Technology, Inc.

IDT70V25S/L

FEATURES:

鈥?True Dual-Ported memory cells which allow simulta-

neous access of the same memory location

鈥?High-speed access

鈥?Commercial: 25/35/55ns (max.)

鈥?Low-power operation

鈥?IDT70V25S

Active: 230mW (typ.)

Standby: 3.3mW (typ.)

鈥?IDT70V25L

Active: 230mW (typ.)

Standby: 0.66mW (typ.)

鈥?Separate upper-byte and lower-byte control for

multiplexed bus compatibility

鈥?IDT70V25 easily expands data bus width to 32 bits or

more using the Master/Slave select when cascading

more than one device

鈥?M/

= H for

BUSY

output flag on Master

= L for

BUSY

input on Slave

鈥?Busy and Interrupt Flags

鈥?Devices are capable of withstanding greater than 2001V

electrostatic charge.

鈥?On-chip port arbitration logic

鈥?Full on-chip hardware support of semaphore signaling

between ports

鈥?Fully asynchronous operation from either port

鈥?LVTTL-compatible, single 3.3V (鹵0.3V) power supply

鈥?Available in 84-pin PGA, 84-pin PLCC, and 100-pin

TQFP

DESCRIPTION:

The IDT70V25 is a high-speed 8K x 16 Dual-Port Static

RAM. The IDT70V25 is designed to be used as a stand-alone

Dual-Port RAM or as a combination MASTER/SLAVE Dual-

FUNCTIONAL BLOCK DIAGRAM

I/O

-I/O

15L

I/O

Control

I/O

-I/O

I/O

Control

I/O

-I/O

15R

I/O

-I/O

BUSY

L(1,2)

12L

NOTES:

1. (MASTER):

BUSY

is output;

(SLAVE):

BUSY

is input.

BUSY

outputs

and

INT

outputs

are non-tri-stated

push-pull.

BUSY

R(1,2)

Address

Decoder

MEMORY

ARRAY

Address

Decoder

12R

SEM

INT

L(2)

ARBITRATION

INTERRUPT

SEMAPHORE

LOGIC

SEM

INT

R (2)

2944 drw 01

The IDT logo is a registered trademark of Integrated Device Technology, Inc.

COMMERCIAL TEMPERATURE RANGE

漏1996 Integrated Device Technology, Inc.

For latest information contact IDT鈥檚 web site at www.idt.com or fax-on-demand at 408-492-8391.

OCTOBER 1996

DSC-2944/3

6.39

標(biāo)準(zhǔn)包裝
45
類別
集成電路 (IC)
家庭
存儲器
系列
-
格式 - 存儲器
RAM
存儲器類型
SRAM - 雙端口，異步
存儲容量
128K（8K x 16）
速度
35ns
接口
并聯(lián)
電源電壓
3 V ~ 3.6 V
工作溫度
0°C ~ 70°C
封裝/外殼
100-LQFP
供應(yīng)商設(shè)備封裝
100-TQFP（14x14）
包裝
托盤
其它名稱
70V25S35PF

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IDT70V25S35PF Datasheet

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