74ACT244B STMicroelectronics, 74ACT244B Datasheet - Page 8
![IC BUFF/DVR TRI-ST DUAL 20DIP](/photos/6/89/68911/497-20-dip__300_mil__narrow_pdip_mdip__series_sml.jpg)
74ACT244B
Manufacturer Part Number
74ACT244B
Description
IC BUFF/DVR TRI-ST DUAL 20DIP
Manufacturer
STMicroelectronics
Series
74ACTr
Datasheet
1.74ACT244TTR.pdf
(9 pages)
Specifications of 74ACT244B
Logic Type
Buffer/Line Driver, Non-Inverting
Number Of Elements
2
Number Of Bits Per Element
4
Current - Output High, Low
24mA, 24mA
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Through Hole
Package / Case
20-DIP (0.300", 7.62mm)
Logic Family
ACT
Number Of Channels Per Chip
8
Polarity
Non-Inverting
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
High Level Output Current
- 24 mA
Low Level Output Current
24 mA
Minimum Operating Temperature
- 55 C
Number Of Lines (input / Output)
8 / 3
Output Type
3-State
Propagation Delay Time
9 ns at 5 V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
497-1331-5
74ACT244
8/9
PIN 1 IDENTIFICATION
DIM.
A1
A2
E1
A
D
E
K
b
c
e
L
A
A2
MIN.
0.05
0.85
0.19
0.09
6.25
0.50
A1
6.4
4.3
0
o
1
b
TSSOP20 MECHANICAL DATA
0.65 BSC
TYP.
0.10
0.60
mm
0.9
6.5
6.4
4.4
4
o
e
D
MAX.
0.15
0.95
0.30
4.48
0.70
1.1
0.2
6.6
6.5
8
o
0.0075
0.0035
c
0.002
0.335
0.252
0.246
0.169
0.020
MIN.
0
o
E1
K
0.0256 BSC
0.004
0.354
0.256
0.252
0.173
0.024
TYP.
inch
L
4
o
E
0.0118
0.0079
MAX.
0.433
0.006
0.374
0.260
0.256
0.176
0.028
8
o