SN54AHC244_16 Datasheet, PDF (1/31 Pages) Texas Instruments – SNx4AHC244 Octal Buffers/Drivers With 3-State Outputs

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SN54AHC244, SN74AHC244
SCLS226K – OCTOBER 1995 – REVISED JULY 2014
SNx4AHC244 Octal Buffers/Drivers With 3-State Outputs
1 Features
•1 Operating Range 2-V to 5.5-V V_CC
• Latch-Up Performance Exceeds 250 mA Per
JESD 17
• On Products Compliant to MIL-PRF-38535,
All Parameters Are Tested Unless Otherwise
Noted. On All Other Products, Production
Processing Does Not Necessarily Include Testing
of All Parameters.
2 Applications
• Network Switches
• Power Infrastructures
• PCs and Notebooks
• Wearable Health and Fitness Devices
• Tests and Measurements
3 Description
These octal buffers and drivers are designed
specifically to improve the performance and density of
3-state memory-address drivers, clock drivers, and
bus-oriented receivers and transmitters.
Device Information⁽¹⁾
PART NUMBER
PACKAGE
BODY SIZE (NOM)
SSOP (20)
7.20 mm × 5.30 mm
SOIC (20)
12.80 mm × 7.50 mm
SNx4AHC244 PDIP (20)
24.33 mm × 6.35 mm
TSSOP (20)
12.60 mm × 5.30 mm
VQFN (20)
4.50 mm × 3.50 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
4 Simplified Schematic
1
1OE
19
2OE
2
1A1
18
1Y1
11
2A1
9
2Y1
4
1A2
16
1Y2
13
2A2
7
2Y2
6
1A3
14
1Y3
15
2A3
5
2Y3
8
1A4
12
1Y4
17
2A4
3
2Y4
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.