74HCT244D,652 Philips Semiconductors, 74HCT244D,652 Datasheet - Page 3
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74HCT244D,652
Manufacturer Part Number
74HCT244D,652
Description
LINE DRIVER; SOIC-20; LINE DRIVER LOGIC; +4.5V; -40; +125; 3.5; 6; 6
Manufacturer
Philips Semiconductors
Datasheet
1.74HC244D652.pdf
(11 pages)
Specifications of 74HCT244D,652
Capacitance, Input
3.5 pF
Circuit Type
High Speed, Low-Power Schottky, Silicon Gate
Current, Supply
160 μA
Logic Function
Buffer/Driver
Logic Type
CMOS/TTL
Number Of Circuits
Octal
Package Type
SO-20
Special Features
Bus, Non-Inverting, Tri-State
Temperature, Operating, Range
-40 to +125 °C
Voltage, Supply
5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Philips Semiconductors
7. Functional description
8. Limiting values
74HC_HCT244_3
Product data sheet
7.1 Function table
Table 3:
Table 4:
[1]
Table 5:
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to
GND (ground = 0 V).
Symbol
2A1
1Y1
2A0
1Y0
2OE
V
Control
nOE
L
H
Symbol
V
I
I
I
I
I
T
P
IK
OK
O
CC
GND
stg
CC
CC
tot
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care;
Z = high-impedance OFF-state.
Parameter
supply voltage
input clamping current
output clamping current
output current
quiescent supply current
ground current
storage temperature
total power dissipation
Pin description
Function table
Limiting values
DIP20 package
SO20 package
SSOP20 package
TSSOP20 package
DHVQFN20 package
Pin
15
16
17
18
19
20
[1]
…continued
Description
2 data input 1
1 bus output 1
2 data input 0
1 bus output 0
2 output enable input (active LOW)
supply voltage
Input
nAn
L
H
X
Conditions
V
V
V
V
I
O
O
O
< 0.5 V or V
< 0.5 V or
> V
= 0.5 V to (V
CC
+ 0.5 V
74HC244; 74HCT244
I
> V
CC
CC
+ 0.5 V)
Octal buffer/line driver; 3-state
+ 0.5 V
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Output
nYn
L
H
Z
[1]
[2]
[3]
[3]
[4]
Min
-
-
-
-
-
-
-
-
-
-
0.5
65
Max
+7
70
+150
750
500
500
500
500
20
20
35
70
Unit
V
mA
mA
mA
mA
mA
mW
mW
mW
mW
mW
5 of 22
C