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CY74FCT2245TDIP PDF预览

CY74FCT2245TDIP

更新时间: 2024-01-19 17:16:30
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
7页 69K
描述
8-Bit Transceiver

CY74FCT2245TDIP 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:SOIC包装说明:0.300 INCH, PLASTIC, SOIC-20
针数:20Reach Compliance Code:not_compliant
风险等级:5.03其他特性:WITH DIRECTION CONTROL
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
系列:FCTJESD-30 代码:R-PDSO-G20
JESD-609代码:e0长度:12.8 mm
负载电容(CL):50 pF逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.012 A位数:8
功能数量:1端口数量:2
端子数量:20最高工作温度:85 °C
最低工作温度:-40 °C输出特性:3-STATE WITH SERIES RESISTOR
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP20,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
包装方法:TAPE AND REEL电源:5 V
Prop。Delay @ Nom-Sup:7.5 ns传播延迟(tpd):7 ns
认证状态:Not Qualified座面最大高度:2.65 mm
子类别:Bus Driver/Transceivers最大供电电压 (Vsup):5.25 V
最小供电电压 (Vsup):4.75 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL翻译:N/A
宽度:7.5 mmBase Number Matches:1

CY74FCT2245TDIP 数据手册

 浏览型号CY74FCT2245TDIP的Datasheet PDF文件第2页浏览型号CY74FCT2245TDIP的Datasheet PDF文件第3页浏览型号CY74FCT2245TDIP的Datasheet PDF文件第4页浏览型号CY74FCT2245TDIP的Datasheet PDF文件第5页浏览型号CY74FCT2245TDIP的Datasheet PDF文件第6页浏览型号CY74FCT2245TDIP的Datasheet PDF文件第7页 
Data sheet acquired from Cypress Semiconductor Corporation.  
Data sheet modified to remove devices not offered.  
CY74FCT2245T  
SCCS037 - July 1994 - Revised March 2000  
8-Bit Transceiver  
Features  
Functional Description  
Function and pinout compatible with FCT and F logic  
25output series resistors to reduce transmission line  
reflection noise  
FCT-C speed at 4.1 ns max.  
FCT-A speed at 4.6 ns max.  
Edge-rate control circuitry for significantly improved  
noise characteristics  
The FCT2245T contains eight non-inverting, bidirectional buffers  
with three-state outputs intended for bus oriented applications.  
On-chip termination resistors have been added to the outputs to  
reduce system noise caused by reflections. For this reason, the  
FCT2245T can be used in an existing design to replace the  
FCT245T. The FCT2245T current sinking capability is 12 mA at the  
A and B ports.  
The Transmit/Receive (T/R) input determines the direction of data  
flow through the bidirectional transceiver. Transmit (Active HIGH)  
enables data from A ports to B ports; receive (Active LOW) enables  
data from B ports to A ports. The output enable (OE) input, when  
HIGH, disables both the A and B ports by putting them in a High Z  
condition.  
Power-off disable feature  
Fully compatible with TTL input and output logic levels  
ESD > 2000V  
• Sink current  
Source current  
12 mA  
15 mA  
Extended commercial temp. range of –40˚C to +85˚C  
• Three-state outputs  
The outputs are designed with a power-off disable feature to  
allow for live insertion of boards.  
Logic Block Diagram  
Pin Configurations  
T/R  
OE  
DIP/SOIC/QSOP  
Top View  
A
0
20  
19  
18  
17  
16  
1
2
3
4
5
6
B
T/R  
V
CC  
0
OE  
A
0
A
1
A
1
B
0
B
B
1
2
A
2
B
B
B
1
2
3
A
2
A
3
15  
14  
A
4
A
5
7
B
B
4
5
A
3
13  
12  
11  
A
6
8
A
7
B
B
B
9
6
7
3
10  
GND  
A
4
FCT2245T3  
B
B
4
5
A
5
A
6
B
B
6
7
A
7
FCT2245T1  
Function Table[1]  
Inputs  
OE  
L
T/R  
L
Output  
Bus B Data to Bus A  
Bus A Data to Bus B  
High Z State  
L
H
H
X
Note:  
1. H = HIGH Voltage Level. L = LOW Voltage Level. X = Don’t Care.  
Copyright © 2000, Texas Instruments Incorporated  

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