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參數資料
| 型號： | SNJ54LV244AJ |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL BUFFERS /DRIVERS WITH 3 STATE OUTPUTS |
| 中文描述： | 八路緩沖器/ 3態輸出驅動 |
| 文件頁數： | 1/16頁 |
| 文件大小： | 436K |
| 代理商： | SNJ54LV244AJ |
SCLS383L SEPTEMBER 1997 REVISED APRIL 2005
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
2-V to 5.5-V V
CC
Operation
Max t
pd
of 6.5 ns at 5 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)
>2.3 V at V
CC
= 3.3 V, T
A
= 25
°
C
Support Mixed-Mode Voltage Operation on
All Ports
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)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
V
CC
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
SN54LV244A . . . J OR W PACKAGE
SN74LV244A . . . DB, DGV, DW, NS
OR PW PACKAGE
(TOP VIEW)
3
2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
1Y1
2A4
1Y2
2A3
1Y3
1A2
2Y3
1A3
2Y2
1A4
SN54LV244A . . . FK PACKAGE
(TOP VIEW)
2
1
1
1
2
2
2
G
2
V
C
SN74LV244A . . . RGY PACKAGE
(TOP VIEW)
1
20
10
11
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
1
2
V
G
description/ordering information
These octal buffers/line drivers are designed for 2-V to 5.5-V V
CC
operation.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
QFN RGY
Reel of 1000
SN74LV244ARGYR
LV244A
SOIC DW
Tube of 25
SN74LV244ADW
LV244A
Reel of 2000
SN74LV244ADWR
SOP NS
Reel of 2000
SN74LV244ANSR
74LV244A
40 C to 85 C
SSOP DB
Reel of 2000
SN74LV244ADBR
LV244A
Tube of 70
SN74LV244APW
TSSOP PW
Reel of 2000
SN74LV244APWR
LV244A
Reel of 250
SN74LV244APWT
TVSOP DGV
Reel of 2000
SN74LV244ADGVR
LV244A
CDIP J
Tube of 20
SNJ54LV244AJ
SNJ54LV244AJ
55 C to 125 C
CFP W
LCCC FK
Tube of 85
Tube of 55
SNJ54LV244AW
SNJ54LV244AFK
SNJ54LV244AW
SNJ54LV244AFK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design
guidelines are available at www.ti.com/sc/package.
Copyright
2005, Texas Instruments Incorporated
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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.
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