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MC74HCT244AFG PDF预览

MC74HCT244AFG

更新时间: 2024-09-13 05:09:55
品牌 Logo 应用领域
安森美 - ONSEMI 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 114K
描述
Octal 3−State Noninverting Buffer/Line Driver/Line Receiver with LSTTL−Compatible Inputs

MC74HCT244AFG 技术参数

是否Rohs认证:符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP20,.3
针数:20Reach Compliance Code:unknown
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:5.04Is Samacsys:N
控制类型:ENABLE LOW系列:HCT
JESD-30 代码:R-PDSO-G20JESD-609代码:e4
长度:12.575 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
湿度敏感等级:3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:SOP封装等效代码:SOP20,.3
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
包装方法:RAIL峰值回流温度(摄氏度):260
电源:5 VProp。Delay @ Nom-Sup:30 ns
传播延迟(tpd):30 ns认证状态:Not Qualified
座面最大高度:2.05 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:YES
技术:CMOS温度等级:MILITARY
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:40宽度:5.275 mm
Base Number Matches:1

MC74HCT244AFG 数据手册

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MC74HCT244A  
Octal 3−State Noninverting  
Buffer/Line Driver/  
Line Receiver with  
LSTTL−Compatible Inputs  
http://onsemi.com  
High−Performance Silicon−Gate CMOS  
The MC74HCT244A is identical in pinout to the LS244. This  
device may be used as a level converter for interfacing TTL or NMOS  
outputs to High−Speed CMOS inputs. The HCT244A is an octal  
noninverting buffer line driver line receiver designed to be used with  
3−state memory address drivers, clock drivers, and other bus−oriented  
systems. The device has non−inverted outputs and two active−low  
output enables.  
PDIP−20  
N SUFFIX  
CASE 738  
1
SOIC−20W  
DW SUFFIX  
CASE 751D  
The HCT244A is the non−inverting version of the HCT240. See  
also HCT241.  
1
Features  
TSSOP−20  
DT SUFFIX  
CASE 948E  
Output Drive Capability: 15 LSTTL Loads  
TTL NMOS−Compatible Input Levels  
Outputs Directly Interface to CMOS, NMOS, and TTL  
Operating Voltage Range: 4.5 to 5.5 V  
Low Input Current: 1 mA  
1
SOEIAJ−20  
M SUFFIX  
CASE 967  
In Compliance with the Requirements Defined by JEDEC Standard  
No. 7A  
1
Chip Complexity: 112 FETs or 28 Equivalent Gates  
Pb−Free Packages are Available  
PIN ASSIGNMENT  
ENABLE A  
1
20  
V
CC  
A1  
YB4  
A2  
2
3
4
19  
18  
17  
ENABLE B  
YA1  
2
4
6
18  
16  
14  
A1  
A2  
A3  
YA1  
YA2  
YA3  
B4  
YB3  
A3  
5
6
7
8
9
16  
15  
14  
13  
12  
YA2  
B3  
YB2  
A4  
YA3  
B2  
8
12  
9
A4  
B1  
YA4  
YB1  
NONINVERTING  
OUTPUTS  
DATA INPUTS  
YB1  
YA4  
11  
GND 10  
11 B1  
13  
15  
17  
7
5
3
B2  
B3  
B4  
YB2  
YB3  
YB4  
FUNCTION TABLE  
Inputs  
Enable A,  
Enable B A, B  
Outputs  
YA, YB  
L
L
H
L
H
X
L
H
Z
1
PIN 20 = V  
CC  
PIN 10 = GND  
ENABLE A  
ENABLE B  
OUTPUT  
ENABLES  
19  
Z = high impedance, X = don’t care  
ORDERING AND MARKING INFORMATION  
See detailed ordering, shipping, and marking information in  
the package dimensions section on page 5 of this data sheet.  
Figure 1. Logic Diagram  
©
Semiconductor Components Industries, LLC, 2006  
1
Publication Order Number:  
December, 2006 − Rev. 11  
MC74HCT244A/D  

MC74HCT244AFG 替代型号

型号 品牌 替代类型 描述 数据表
MC74HCT244AFELG ONSEMI

完全替代

Octal 3−State Noninverting Buffer/Line Driver/Line Receiver with LSTTL−Compati
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