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MC74FXXXDW PDF预览

MC74FXXXDW

更新时间: 2024-09-29 01:17:15
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 输出元件
页数 文件大小 规格书
3页 83K
描述
DUAL 1-OF-4 DECODER WITH 3-STATE OUTPUTS

MC74FXXXDW 数据手册

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MC54/74F539  
DUAL 1-OF-4 DECODER  
WITH 3-STATE OUTPUTS  
The MC54/74F539 contains two independent decoders. Each accepts two  
Address (A A ) input signals and decodes them to select one of four  
0
1
DUAL 1-OF-4 DECODER  
WITH 3-STATE OUTPUTS  
mutuallyexclusiveoutputs. Apolaritycontrolinput(P)determineswhetherthe  
outputs are active HIGH (P = L) or active LOW (P = H). An active LOW input  
Enable (E) is available for data demultiplexing; data is routed to the selected  
output in non-inverted form in the active LOW mode or in inverted form in the  
active HIGH mode. A HIGH Signal on the active LOW Output Enable (OE)  
input forces the 3-state outputs to the high impedance state.  
FAST SCHOTTKY TTL  
Demultiplexing Capability  
3-State Outputs  
Two Completely Independent 1-of-4 Decoders  
Input Clamp Diodes Limit High Speed Termination Effects  
ESD Protection > 4000 Volts  
J SUFFIX  
CERAMIC  
CASE 732-03  
20  
CONNECTION DIAGRAM DIP (TOP VIEW)  
1
V
O
A
A
E
E
OE  
P
O
O
1a  
CC  
20  
3b  
19  
1b  
18  
0b  
17  
b
a
a
a
0a  
12  
16  
15  
14  
13  
11  
N SUFFIX  
PLASTIC  
CASE 738-03  
20  
1
DW SUFFIX  
SOIC  
CASE 751D-03  
1
2
3
4
5
6
8
9
10  
7
20  
O
O
O
P
OE  
A
A
O
O GND  
2a  
2b  
1b  
0b  
b
b
0a  
1a  
3a  
1
LOGIC DIAGRAM (1/2 SHOWN)  
A
A
1
ORDERING INFORMATION  
MC54FXXXJ  
MC74FXXXN  
Ceramic  
Plastic  
0
MC74FXXXDW SOIC  
E
P
LOGIC SYMBOL  
13  
6
7
P
A
A
1
0
15  
14  
E
DECODER a  
OE  
O
O
O
O
0
1
2 3  
12 11  
9
8
V
= PIN 20  
CC  
GND = PIN 10  
4
17 18  
P
A
A
0 1  
OE  
16  
5
E
DECODER b  
O
O
O
O
3
OE  
0
1
2
O
O
O
O
0
1
2
3
19  
Please note that this diagram is provided only for the understanding of logic operations and  
should not be used to estimate propagation delays.  
3
2
1
FAST AND LS TTL DATA  
4-209  

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