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U74HC244G-S20-R Datasheet(PDF) 2 Page - Unisonic Technologies

Part # U74HC244G-S20-R
Description  OCTAL BUFFER AND LINE DRIVER WITH 3-STATE OUTPUT
PDF  5 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

U74HC244G-S20-R Datasheet(HTML) 2 Page - Unisonic Technologies

  U74HC244G-S20-R Datasheet HTML 1Page - Unisonic Technologies U74HC244G-S20-R Datasheet HTML 2Page - Unisonic Technologies U74HC244G-S20-R Datasheet HTML 3Page - Unisonic Technologies U74HC244G-S20-R Datasheet HTML 4Page - Unisonic Technologies U74HC244G-S20-R Datasheet HTML 5Page - Unisonic Technologies  
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U74HC244
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
2 of 5
www.unisonic.com.tw
QW-R502-196.C
PIN CONFIGURATION
1
2
3
4
5
6
7
17
16
15
14
13
12
11
GND
VCC
2Y4
1A2
2Y3
1A3
1Y2
2A3
1Y3
2A2
1Y4
2A1
8
9
10
1A4
2Y1
2Y2
20
19
18 1Y1
2A4
1A1
OE
OE
1
2
FUNCTION TABLE (each gate)
INPUT(nOE )
INPUT(nAn)
OUTPUT(nYn)
H
╳
Z
L
H
H
L
L
L
LOGIC DIAGRAM (positive logic)
1OE
1A1
1A2
1A3
1A4
1Y1
1Y2
1Y3
1Y4
2OE
2A1
2A2
2A3
2A4
2Y1
2Y2
2Y3
2Y4
1OE
1A1
1A2
1A3
1A4
2
1
4
6
8
1Y3
1Y2
12
14
18
16
1Y1
1Y4
EN
2OE
2A1
2A2
2A3
2A4
11
19
13
15
17
1Y3
1Y2
3
5
8
7
2Y1
1Y4
EN
IEC logic symbol



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