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M74HC244 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - OCTAL BUS BUFFER - ST Microelectronics

भाग संख्या M74HC244
समारोह OCTAL BUS BUFFER
मैन्युफैक्चरर्स ST Microelectronics 
लोगो ST Microelectronics लोगो 
पूर्व दर्शन
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<?=M74HC244?> डेटा पत्रक पीडीएफ

M74HC244 pdf
M74HC244
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
SYMBOL NAME AND FUNCTION
1 1G Output Enable Input
2, 4, 6, 8 1A1 to 1A4 Data Inputs
9, 7, 5, 3 2Y1 to 2Y4 Data Outputs
11, 13, 15, 2A1 to 2A4 Data Inputs
17
18, 16, 14, 1Y1 to 1Y4 Data Outputs
12
19 2G Output Enable Input
10 GND Ground (0V)
20 VCC Positive Supply Voltage
t(s)TRUTH TABLE
roducG
lete PX : Don’t Care
oZ : High Impedance
L
L
H
INPUTS
An
L
H
X
OUTPUT
Yn
L
H
Z
bsABSOLUTE MAXIMUM RATINGS
- OSymbol
Parameter
Value
Unit
t(s)VCC Supply Voltage
-0.5 to +7
V
VI DC Input Voltage
-0.5 to VCC + 0.5
V
ucVO DC Output Voltage
-0.5 to VCC + 0.5
V
dIIK DC Input Diode Current
± 20
mA
roIOK DC Output Diode Current
± 20
mA
PIO DC Output Current
± 35
mA
teICC or IGND DC VCC or Ground Current
± 70
mA
lePD Power Dissipation
500(*)
mW
oTstg Storage Temperature
-65 to +150
°C
bsTL Lead Temperature (10 sec)
300 °C
OAbsolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
(*) 500mW at 65 °C; derate to 300mW by 10mW/°C from 65°C to 85°C
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
VI
VO
Top
tr, tf
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time
Parameter
VCC = 2.0V
VCC = 4.5V
VCC = 6.0V
Value
2 to 6
0 to VCC
0 to VCC
-55 to 125
0 to 1000
0 to 500
0 to 400
Unit
V
V
V
°C
ns
ns
ns
2/10

विन्यास 10 पेज
डाउनलोड[ M74HC244 Datasheet.PDF ]


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