SN74LVC244A
OCTAL BUFFER/DRIVER
WITH 3-STATE OUTPUTS
www.ti.com
SCAS414X–NOVEMBER 1992–REVISED MARCH 2005
FEATURES
DB, DGV, DW, N, NS, OR PW PACKAGE
(TOP VIEW)
•
•
•
Operates From 1.65 V to 3.6 V
Inputs Accept Voltages to 5.5 V
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
1
2
3
4
5
6
7
8
9
10
20
V
CC
Specified From –40°C to 85°C and –40°C to
125°C
19 2OE
18
17
16
15
14
13
12
11
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
•
•
Max tpd of 5.9 ns at 3.3 V
Typical VOLP (Output Ground Bounce) < 0.8 V
at VCC = 3.3 V, TA = 25°C
•
•
Typical VOHV (Output VOH Undershoot) > 2 V
at VCC = 3.3 V, TA = 25°C
Supports Mixed-Mode Signal Operation on All
Ports (5-V Input/Output Voltage With
3.3-V VCC
)
•
•
•
Ioff Supports Partial-Power-Down Mode
Operation
RGY PACKAGE
(TOP VIEW)
Latch-Up Performance Exceeds 250 mA Per
JESD 17
1
20
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
19
18
17
16
15
2
3
4
5
6
7
8
9
2OE
1Y1
2A4
1Y2
2A3
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
– 1000-V Charged-Device Model (C101)
DESCRIPTION/ORDERING INFORMATION
14 1Y3
13
2A2
This octal buffer/line driver is operational at 1.5-V to
3.6-V VCC, but is designed specifically for 1.65-V to
3.6-V VCC operation.
12 1Y4
10
11
ORDERING INFORMATION
TA
PACKAGE(1)
ORDERABLE PART NUMBER
SN74LVC244ARGYR
SN74LVC244AGQNR
SN74LVC244AZQNR
SN74LVC244AN
TOP-SIDE MARKING
QFN – RGY
Reel of 1000
LC244A
–40°C to 85°C
VFBGA – GQN
VFBGA – ZQN (Pb-Free)
PDIP – N
Reel of 1000
LC244A
Tube of 20
SN74LVC244AN
LVC244A
Tube of 25
SN74LVC244ADW
SOIC – DW
Reel of 2000
Reel of 2000
Reel of 2000
Tube of 70
SN74LVC244ADWR
SN74LVC244ANSR
SN74LVC244ADBR
SN74LVC244APW
SOP – NS
LVC244A
LC244A
–40°C to 125°C
SSOP – DB
TSSOP – PW
TVSOP – DGV
Reel of 2000
Reel of 250
Reel of 2000
SN74LVC244APWR
SN74LVC244APWT
SN74LVC244ADGVR
LC244A
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.
Copyright © 1992–2005, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.