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CD74HCT244E PDF预览

CD74HCT244E

更新时间: 2024-10-30 23:04:31
品牌 Logo 应用领域
德州仪器 - TI 总线驱动器总线收发器逻辑集成电路光电二极管
页数 文件大小 规格书
8页 41K
描述
High Speed CMOS Logic Octal Buffer/Line Drivers, Three-State

CD74HCT244E 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:DIP
包装说明:DIP, DIP20,.3针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:0.65其他特性:TWO ACTIVE-LOW OUTPUT ENABLES
控制类型:ENABLE LOW计数方向:UNIDIRECTIONAL
系列:HCTJESD-30 代码:R-PDIP-T20
JESD-609代码:e4长度:24.33 mm
负载电容(CL):50 pF逻辑集成电路类型:BUS DRIVER
最大I(ol):0.006 A位数:4
功能数量:2端口数量:2
端子数量:20最高工作温度:125 °C
最低工作温度:-55 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装等效代码:DIP20,.3
封装形状:RECTANGULAR封装形式:IN-LINE
包装方法:TUBE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 VProp。Delay @ Nom-Sup:38 ns
传播延迟(tpd):38 ns认证状态:Not Qualified
座面最大高度:5.08 mm子类别:Bus Driver/Transceivers
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:NO
技术:CMOS温度等级:MILITARY
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:6.35 mm
Base Number Matches:1

CD74HCT244E 数据手册

 浏览型号CD74HCT244E的Datasheet PDF文件第2页浏览型号CD74HCT244E的Datasheet PDF文件第3页浏览型号CD74HCT244E的Datasheet PDF文件第4页浏览型号CD74HCT244E的Datasheet PDF文件第5页浏览型号CD74HCT244E的Datasheet PDF文件第6页浏览型号CD74HCT244E的Datasheet PDF文件第7页 
CD74HC240, CD74HCT240,  
CD74HC241, CD74HCT241,  
CD74HC244, CD74HCT244  
Data sheet acquired from Harris Semiconductor  
SCHS167  
High Speed CMOS Logic  
November 1997  
Octal Buffer/Line Drivers, Three-State  
Features  
• CD74HC/HCT240 Inverting  
• CD74HC/HCT241 Non-Inverting  
• CD74HC/HCT244 Non-Inverting  
[ /Title  
(CD74  
HC240  
,
CD74  
HCT24  
0,  
CD74  
HC241  
,
CD74  
HCT24  
1,  
• Typical Propagation Delay = 8ns at V  
o
= 5V,  
CC  
C = 15pF, T = 25 C for HC240  
L
A
• Three-State Outputs  
• Buffered Inputs  
• High-Current Bus Driver Outputs  
• Fanout (Over Temperature Range)  
- Standard Outputs. . . . . . . . . . . . . . . 10 LSTTL Loads  
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads  
o
o
• Wide Operating Temperature Range . . . -55 C to 125 C  
• Balanced Propagation Delay and Transition Times  
• Significant Power Reduction Compared to LSTTL  
Logic ICs  
CD74  
HC244  
,
• HC Types  
- 2V to 6V Operation  
- High Noise Immunity: N = 30%, N = 30% of V  
IL IH CC  
CD74  
at V  
= 5V  
CC  
• HCT Types  
- 4.5V to 5.5V Operation  
- Direct LSTTL Input Logic Compatibility,  
V = 0.8V (Max), V = 2V (Min)  
IL IH  
- CMOS Input Compatibility, I 1µA at V , V  
OL OH  
l
Pinout  
CD74HC240, CD74HCT240, CD74HC241, CD74HCT241,  
CD74HC244, CD74HCT244  
(PDIP, SOIC)  
TOP VIEW  
241  
244  
241  
244  
240  
240  
CC  
1
2
3
4
5
6
7
8
9
V
V
1OE  
1A0  
2Y3  
1A1  
2Y2  
1A2  
2Y1  
1A3  
2Y0  
1OE  
1A0  
2Y3  
1A1  
2Y2  
1A2  
2Y1  
1A3  
2Y0  
20  
19  
CC  
2OE (241) 2OE (240, 244)  
18 1Y0  
17 2A3  
16 1Y1  
1Y0  
2A3  
1Y1  
2A2  
1Y2  
2A1  
15  
14  
2A2  
1Y2  
13 2A1  
12  
1Y3  
11 2A0  
1Y3  
2A0  
GND GND 10  
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.  
File Number 1656.1  
Copyright © Harris Corporation 1997  
1

CD74HCT244E 替代型号

型号 品牌 替代类型 描述 数据表
CD54HCT244F TI

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High-Speed CMOS Logic Octal Buffer/Line Drivers, Three-State
SN74HCT244PWR TI

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OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS
SN74HCT244DWR TI

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OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS

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