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74VCXH245 View Datasheet(PDF) - ON Semiconductor

Part NameDescriptionManufacturer
74VCXH245 Low-Voltage 1.8/2.5/3.3 V 8-Bit Transceiver ONSEMI
ON Semiconductor ONSEMI
74VCXH245 Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
74VCXH245
19
12
20
11
DQFN
PIN #1
10
2
9
Figure 1. Pinout (Top View)
PIN NAMES
PINS
FUNCTION
OE
T/R
A0−A7
B0−B7
Output Enable Input
Transmit/Receive Input
Side A Bushold Inputs or 3−State Outputs
Side B Bushold Inputs or 3−State Outputs
TRUTH TABLE
INPUTS
OE
T/R
L
L
L
H
H
X
OPERATING MODE
Non−Inverting
B Data to A Bus
A Data to B Bus
Z State
H = High Voltage Level
L = Low Voltage Level
Z = High Impedance State
X = High or Low Voltage Level and Transitions are Acceptable
OE 19
T/R 1
2
A0
3
A1
4
A2
5
A3
6
A4
7
A5
8
A6
9
A7
18
B0
17
B1
16
B2
15
B3
14
B4
13
B5
12
B6
11
B7
VCC = Pin 20
GND = Pin 10
Figure 2. Logic Diagram
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