74AC541MTR Просмотр технического описания (PDF) - STMicroelectronics
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74AC541MTR Datasheet PDF : 9 Pages
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74AC541
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
1, 19
2, 3, 4, 5, 6,
7, 8, 9
18, 17, 16,
15, 14, 13,
12, 11
10
20
SYMBOL
G1, G2
A1 to A8
NAME AND FUNCTION
Output Enable Inputs
Data Inputs
Y1 to Y8 Data Outputs
GND
VCC
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
G1
H
X
L
L
X : Don’t Care
Z : High Impedance
INPUTS
G2
X
H
L
L
OUTPUT
An
Yn
X
Z
X
Z
H
H
L
L
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC Supply Voltage
-0.5 to +7
V
VI
DC Input Voltage
-0.5 to VCC + 0.5
V
VO
DC Output Voltage
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
± 20
mA
IOK
DC Output Diode Current
± 20
mA
IO
DC Output Current
± 50
mA
ICC or IGND DC VCC or Ground Current
± 400
mA
Tstg Storage Temperature
-65 to +150
°C
TL
Lead Temperature (10 sec)
300
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VCC Supply Voltage
VI
Input Voltage
VO
Output Voltage
Top
Operating Temperature
dt/dv Input Rise and Fall Time VCC = 3.0, 4.5 or 5.5V (note 1)
1) VIN from 30% to 70% of VCC
Value
2 to 6
0 to VCC
0 to VCC
-55 to 125
8
Unit
V
V
V
°C
ns/V
2/9
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