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MC74AC244DW PDF预览

MC74AC244DW

更新时间: 2024-11-22 05:09:59
品牌 Logo 应用领域
安森美 - ONSEMI 驱动器逻辑集成电路光电二极管
页数 文件大小 规格书
8页 88K
描述
Octal Buffer/Line Driver with 3-State Outputs

MC74AC244DW 数据手册

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MC74AC244, MC74ACT244  
Octal Buffer/Line Driver  
with 3-State Outputs  
The MC74AC244/74ACT244 is an octal buffer and line driver  
designed to be employed as a memory address driver, clock driver  
and bus oriented transmitter/receiver which provides improved PC  
board density.  
http://onsemi.com  
PDIP–20  
N SUFFIX  
CASE 738  
3–State Outputs Drive Bus Lines or Buffer Memory Address  
Registers  
Outputs Source/Sink 24 mA  
20  
ACT244 Has TTL Compatible Inputs  
1
SO–20  
DW SUFFIX  
CASE 751  
V
OE  
2
CC  
20  
20  
19  
18  
17  
16  
15  
14  
12  
13  
11  
1
TSSOP–20  
DT SUFFIX  
CASE 948E  
20  
1
EIAJ–20  
M SUFFIX  
CASE 967  
1
2
3
4
5
6
7
8
9
10  
20  
OE  
GND  
1
1
Figure 1. Pinout: 20–Lead Packages Conductors  
(Top View)  
ORDERING INFORMATION  
Device  
Package  
PDIP–20  
PDIP–20  
SOIC–20  
Shipping  
18 Units/Rail  
18 Units/Rail  
38 Units/Rail  
TRUTH TABLE  
Inputs  
OE  
Outputs  
MC74AC244N  
D
(Pins 12, 14, 16, 18)  
1
MC74ACT244N  
MC74AC244DW  
MC74AC244DWR2  
MC74ACT244DW  
MC74ACT244DWR2  
MC74AC244DT  
MC74AC244DTR2  
MC74ACT244DT  
L
L
H
L
H
X
L
H
Z
SOIC–20 1000 Tape & Reel  
SOIC–20 38 Units/Rail  
SOIC–20 1000 Tape & Reel  
TSSOP–20 75 Units/Rail  
TSSOP–20 2500 Tape & Reel  
TSSOP–20 75 Units/Rail  
NOTE: H = HIGH Voltage Level  
L = LOW Voltage Level  
X = Immaterial  
Z = High Impedance  
TRUTH TABLE  
Inputs  
OE  
Outputs  
D
(Pins 3, 5, 7, 9)  
2
MC74ACT244DTR2 TSSOP–20 2500 Tape & Reel  
L
L
H
L
H
X
L
H
Z
MC74AC244M  
EIAJ–20  
EIAJ–20 2000 Tape & Reel  
EIAJ–20 40 Units/Rail  
EIAJ–20 2000 Tape & Reel  
40 Units/Rail  
MC74AC244MEL  
MC74ACT244M  
MC74ACT244MEL  
NOTE: H = HIGH Voltage Level  
L = LOW Voltage Level  
X = Immaterial  
Z = High Impedance  
DEVICE MARKING INFORMATION  
See general marking information in the device marking  
section on page 5 of this data sheet.  
Semiconductor Components Industries, LLC, 2001  
1
Publication Order Number:  
May, 2001 – Rev. 5  
MC74AC244/D  

MC74AC244DW 替代型号

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