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SN74LVC244A
OCTAL BUFFER/DRIVER
WITH 3-STATE OUTPUTS
SCAS414X – NOVEMBER 1992 – REVISED MARCH 2005
FEATURES
•
•
•
•
•
•
•
Operates From 1.65 V to 3.6 V
Inputs Accept Voltages to 5.5 V
Specified From –40°C to 85°C and –40°C to
125°C
Max t
pd
of 5.9 ns at 3.3 V
Typical V
OLP
(Output Ground Bounce) < 0.8 V
at V
CC
= 3.3 V, T
A
= 25°C
Typical V
OHV
(Output V
OH
Undershoot) > 2 V
at V
CC
= 3.3 V, T
A
= 25°C
Supports Mixed-Mode Signal Operation on All
Ports (5-V Input/Output Voltage With
3.3-V V
CC
)
I
off
Supports Partial-Power-Down Mode
Operation
Latch-Up Performance Exceeds 250 mA Per
JESD 17
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
– 1000-V Charged-Device Model (C101)
DB, DGV, DW, N, NS, OR PW PACKAGE
(TOP VIEW)
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
CC
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
•
•
•
RGY PACKAGE
(TOP VIEW)
1OE
1
20
19
2OE
18
1Y1
17
2A4
16
1Y2
15
2A3
14
1Y3
13
2A2
12
1Y4
DESCRIPTION/ORDERING INFORMATION
This octal buffer/line driver is operational at 1.5-V to
3.6-V V
CC
, but is designed specifically for 1.65-V to
3.6-V V
CC
operation.
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
2
3
4
5
6
7
8
9
10
11
GND
ORDERING INFORMATION
T
A
QFN – RGY
–40°C to 85°C
VFBGA – GQN
VFBGA – ZQN (Pb-Free)
PDIP – N
SOIC – DW
SOP – NS
–40°C to 125°C
SSOP – DB
TSSOP – PW
TVSOP – DGV
PACKAGE
(1)
Reel of 1000
Reel of 1000
Tube of 20
Tube of 25
Reel of 2000
Reel of 2000
Reel of 2000
Tube of 70
Reel of 2000
Reel of 250
Reel of 2000
ORDERABLE PART NUMBER
SN74LVC244ARGYR
SN74LVC244AGQNR
SN74LVC244AZQNR
SN74LVC244AN
SN74LVC244ADW
SN74LVC244ADWR
SN74LVC244ANSR
SN74LVC244ADBR
SN74LVC244APW
SN74LVC244APWR
SN74LVC244APWT
SN74LVC244ADGVR
LC244A
LC244A
TOP-SIDE MARKING
LC244A
LC244A
SN74LVC244AN
LVC244A
LVC244A
LC244A
(1)
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 1992–2005, Texas Instruments Incorporated
2A1
V
CC
TI [ TEXAS INSTRUMENTS ]
