参数资料
型号: IDT7202LA50SO8
厂商: IDT, Integrated Device Technology Inc
文件页数: 14/14页
文件大小: 0K
描述: IC FIFO ASYNCH 1KX9 35NS 28SOIC
标准包装: 1,000
系列: 7200
功能: 异步
存储容量: 9K(1K x 9)
数据速率: 15MHz
访问时间: 50ns
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.345",8.77mm 宽)
供应商设备封装: 28-SOIC
包装: 带卷 (TR)
其它名称: 7202LA50SO8
9
COMMERCIAL,INDUSTRIALANDMILITARY
TEMPERATURERANGES
IDT7201L/7201LA/7202LA CMOS ASYNCHRONOUS FIFO
256 x 9, 512 x 9 and 1,024 x 9
Figure 9. Half-Full Flag Timing
Figure 10. Expansion Out
Figure 11. Expansion In
OPERATING MODES:
Care must be taken to assure that the appropriate flag is monitored by
eachsystem(i.e.FFismonitoredonthedevicewhereWisused;EFismonitored
onthedevicewhereR isused).Foradditionalinformation,refertoTechNote
8: Operating FIFOs on Full and Empty Boundary Conditions and Tech Note
6: Designing with FIFOs.
SINGLE DEVICE MODE
A single IDT7200/7201A/7202A may be used when the application
requirements are for 256/512/1,024 words or less. These devices are in a
Single Device Configuration when the Expansion In (XI) control input is
grounded (see Figure 12).
DEPTH EXPANSION
The IDT7200/7201A/7202A can easily be adapted to applications when
the requirements are for greater than 256/512/1,024 words. Figure 14
demonstrates Depth Expansion using three IDT7200/7201A/7202As. Any
depthcanbeattainedbyaddingadditionalIDT7200/7201A/7202As. These
FIFOs operate in the Depth Expansion mode when the following conditions
are met:
1. ThefirstdevicemustbedesignatedbygroundingtheFirstLoad(FL)control
input.
2. All other devices must have FL in the HIGH state.
3. TheExpansionOut(XO)pinofeachdevicemustbetiedtotheExpansion
In (XI) pin of the next device. See Figure 14.
4. ExternallogicisneededtogenerateacompositeFullFlag(FF)andEmpty
Flag (EF). This requires the ORing of all EFs and ORing of all FFs (i.e.
all must be set to generate the correct composite FF or EF). See Figure
14.
5. TheRetransmit(RT)functionandHalf-FullFlag(HF)arenotavailablein
the Depth Expansion Mode.
For additional information, refer to Tech Note 9: Cascading FIFOs or
FIFO Modules.
R
W
HF
tRHF
HALF-FULL OR LESS
MORE THAN HALF-FULL
tWHF
2679 drw 11
HALF-FULL OR LESS
R
W
XO
2679 drw 12
WRITE TO
LAST PHYSICAL
LOCATION
tXOL
tXOH
READ FROM
LAST PHYSICAL
LOCATION
tXOL
tXOH
W
R
XI
WRITE TO
FIRST PHYSICAL
LOCATION
tXIS
READ FROM
FIRST PHYSICAL
LOCATION
tXIS
tXI
tXIR
2679 drw 13
相关PDF资料
PDF描述
VI-22K-IW-F2 CONVERTER MOD DC/DC 40V 100W
VE-BN1-MW-F2 CONVERTER MOD DC/DC 12V 100W
VI-22J-IX-B1 CONVERTER MOD DC/DC 36V 75W
VI-22J-IW-F4 CONVERTER MOD DC/DC 36V 100W
MS3102C24-27P CONN RCPT 7POS BOX MNT W/PINS
相关代理商/技术参数
参数描述
IDT7202LA50TCB 制造商:Integrated Device Technology Inc 功能描述:
IDT7202LA50TP 功能描述:IC FIFO ASYNCH 1KX9 35NS 28DIP RoHS:否 类别:集成电路 (IC) >> 逻辑 - FIFO 系列:7200 标准包装:80 系列:7200 功能:同步 存储容量:18.4K(1K x 18) 数据速率:- 访问时间:10ns 电源电压:4.5 V ~ 5.5 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:64-LQFP 供应商设备封装:64-TQFP(10x10) 包装:托盘 其它名称:72225LB10TF
IDT7202S50DB 制造商:IDT/ 功能描述:FIFO, 1K x 9, Asynchronous, 28 Pin, Ceramic, DIP
IDT7202SA120P 制造商:STMicroelectronics 功能描述: 制造商:Integrated Device Technology Inc 功能描述:FIFO, 1K x 9, Asynchronous, 28 Pin, Plastic, DIP 制造商:STMicroelectronics 功能描述:FIFO, 1K x 9, Asynchronous, 28 Pin, Plastic, DIP
IDT7202SA35P 制造商:Integrated Device Technology Inc 功能描述: