M74HC244M1R STMicroelectronics, M74HC244M1R Datasheet - Page 2

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M74HC244M1R

Manufacturer Part Number
M74HC244M1R
Description
Buffers & Line Drivers Octal Bus Buffer
Manufacturer
STMicroelectronics
Datasheet

Specifications of M74HC244M1R

Product Category
Buffers & Line Drivers
Number Of Input Lines
8
Number Of Output Lines
3
Polarity
Non-Inverting
Supply Voltage - Max
6 V
Supply Voltage - Min
2 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Package / Case
SOP-16
High Level Output Current
- 7.8 mA
Logic Family
HC
Logic Type
CMOS
Low Level Output Current
7.8 mA
Maximum Power Dissipation
500 mW
Minimum Operating Temperature
- 55 C
Number Of Channels Per Chip
8
Output Type
3-State
Propagation Delay Time
130 ns at 2 V, 26 ns at 4.5 V, 22 ns at 6 V
Factory Pack Quantity
40

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Part Number
Manufacturer
Quantity
Price
Part Number:
M74HC244M1R
Manufacturer:
STMicroelect
Quantity:
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Manufacturer:
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Part Number:
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Manufacturer:
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M74HC244
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
X : Don’t Care
Z : High Impedance
ABSOLUTE MAXIMUM RATINGS
Absolute 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
2/10
I
CC
Symbol
Symbol
V
V
T
t
I
or I
T
V
P
V
I
T
r
V
OK
I
V
stg
, t
CC
IK
O
CC
op
O
D
O
L
I
I
f
GND
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Current
DC V
Power Dissipation
Storage Temperature
Lead Temperature (10 sec)
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature
Input Rise and Fall Time
CC
G
H
L
L
or Ground Current
INPUTS
Parameter
Parameter
An
H
X
L
PIN DESCRIPTION
18, 16, 14,
11, 13, 15,
V
V
V
2, 4, 6, 8
9, 7, 5, 3
PIN No
CC
CC
CC
17
12
19
10
20
1
= 2.0V
= 4.5V
= 6.0V
1A1 to 1A4
2Y1 to 2Y4
2A1 to 2A4
1Y1 to 1Y4
SYMBOL
GND
V
1G
2G
CC
-0.5 to V
-0.5 to V
-65 to +150
-55 to 125
-0.5 to +7
0 to 1000
0 to V
0 to V
0 to 500
0 to 400
500(*)
Value
Value
2 to 6
Output Enable Input
Data Inputs
Data Outputs
Data Inputs
Data Outputs
Output Enable Input
Ground (0V)
Positive Supply Voltage
300
NAME AND FUNCTION
20
20
35
70
OUTPUT
CC
CC
CC
CC
Yn
+ 0.5
+ 0.5
H
L
Z
Unit
Unit
mW
mA
mA
mA
mA
°C
°C
°C
ns
ns
ns
V
V
V
V
V
V

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