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MC74HC245A_06 Datasheet, PDF (2/9 Pages) ON Semiconductor – Octal 3−State Noninverting Bus Transceiver High−Performance Silicon−Gate CMOS | |||
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MC74HC245A
DIRECTION 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
20 VCC
19 OUTPUT ENABLE
18 B1
17 B2
16 B3
15 B4
14 B5
A
DATA
PORT
2
A1
3
A2
4
A3
5
A4
6
A5
A6 7
A7 8
A8 9
13 B6
12 B7
11 B8
1
DIRECTION
OUTPUT ENABLE 19
Figure 1. Pin Assignment
PIN 10 = GND
PIN 20 = VCC
Figure 2. Logic Diagram
18
B1
17
B2
16
B3
15 B4
14
B5
13 B6
12 B7
11 B8
B
DATA
PORT
FUNCTION TABLE
Control Inputs
Output
Enable
Direction
L
L
L
H
H
X
X = donât care
Operation
Data Transmitted from Bus B to Bus A
Data Transmitted from Bus A to Bus B
Buses Isolated (HighâImpedance State)
ORDERING INFORMATION
Device
Package
Shippingâ
MC74HC245AN
PDIPâ20
18 Units / Rail
MC74HC245ANG
PDIPâ20
(PbâFree)
18 Units / Rail
MC74HC245ADW
SOICâ20 WIDE
38 Units / Rail
MC74HC245ADWG
SOICâ20 WIDE
(PbâFree)
38 Units / Rail
MC74HC245ADWR2
SOICâ20 WIDE
1000 Tape & Reel
MC74HC245ADWR2G
SOICâ20 WIDE
(PbâFree)
1000 Tape & Reel
MC74HC245ADT
TSSOPâ20*
75 Units / Rail
MC74HC245ADTG
TSSOPâ20*
75 Units / Rail
MC74HC245ADTR2
TSSOPâ20*
2500 Tape & Reel
MC74HC245ADTR2G
TSSOPâ20*
2500 Tape & Reel
MC74HC245AF
SOEIAJâ20
40 Units / Rail
MC74HC245AFG
SOEIAJâ20
(PbâFree)
40 Units / Rail
MC74HC245AFEL
SOEIAJâ20
2000 Tape & Reel
MC74HC245AFELG
SOEIAJâ20
(PbâFree)
2000 Tape & Reel
â For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*This package is inherently PbâFree.
http://onsemi.com
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