SN74ALS1002AN [TI]
QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS; 四路2输入正或非缓冲区
| 型号： | SN74ALS1002AN |
| 厂家： | 
TEXAS INSTRUMENTS |
| 描述： | QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS |
| 文件： | 总3页 (文件大小：46K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SN54ALS1002A, SN74ALS1002A
QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS
SDAS238 – D2661, DECEMBER 1983 – REVISED MAY 1986
• Quad Versions of ’ALS805A
• Buffer Version of ’ALS02
SN54ALS1002A . . . J PACKAGE
SN74ALS1002A . . . D OR N PACKAGE
(TOP VIEW)
• Package Options Include Plastic Small
Outline Packages, Ceramic Chip Carriers,
and Standard Plastic and Ceramic 300-mil
DIPs
1Y
1A
1B
2Y
2A
V
1
2
3
4
5
6
7
14
13
12
11
10
9
CC
4Y
4B
4A
3Y
3B
3A
• Dependable Texas Instruments Quality and
Reliability
2B
GND
description
8
These devices contain four independent 2-input
NOR buffers. They perform the Boolean functions
Y = A + B or Y = A•B in positive logic.
SN54ALS1002A . . . FK PACKAGE
(TOP VIEW)
The SN54ALS1002A is characterized for opera-
tion over the full military temperature range of
–55°C to 125°C. The SN74ALS1002A is
characterized for operation from 0°C to 70°C.
3
2
1
20 19
18
4B
NC
4A
NC
3Y
1B
NC
2Y
4
5
6
7
8
17
16
15
14
FUNCTION TABLE
(each gate)
NC
2A
INPUTS
OUTPUT
9 10 11 12 13
A
H
X
L
B
X
H
L
Y
L
L
H
NC – No internal connection
logic symbol†
logic diagram (positive logic)
2
≥1
1A
1B
1A
1
1Y
2Y
3Y
4Y
1Y
3
1B
5
4
10
13
2A
2B
2A
2Y
3Y
4Y
6
2B
8
3A
3A
3B
9
3B
11
4A
4A
4B
12
4B
†
This symbol is in accordance with ANSI/IEEE Std 91-1984 and
IEC Publication 617-12.
Pin numbers shown are for D, J, and N packages.
Copyright 1986, Texas Instruments Incorporated
5BASIC
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001
SN54ALS1002A, SN74ALS1002A
QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS
SDAS238 – D2661, DECEMBER 1983 – REVISED MAY 1986
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V
CC
Input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V
Operating free-air temperature range: SN54ALS1002A . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55°C to 125°C
SN74ALS1002A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
Storage temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65°C to 150°C
recommended operating conditions
SN54ALS1002A
MIN NOM MAX
SN74ALS1002A
MIN NOM MAX
UNIT
V
V
V
Supply voltage
4.5
2
5
5.5
4.5
2
5
5.5
V
V
CC
IH
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Operating free-air temperature
0.7
–1
0.8
–2.6
24
V
IL
I
I
mA
mA
°C
OH
OL
12
T
A
–55
125
0
70
electrical characteristics over recommended operating-free-air temperature range (unless
otherwise noted)
SN54ALS1002A
SN74ALS1002A
PARAMETER
TEST CONDITIONS
UNIT
†
†
MIN TYP
MAX
MIN TYP
MAX
V
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
V
CC
= 4.5 V,
= 4.5 V to 5.5 V,
= 4.5 V,
= 4.5 V,
= 4.5 V,
= 4.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
= 5.5 V,
I = –18 mA
–1.5
–1.5
V
IK
I
I
I
I
I
I
= –0.4 mA
= –1 mA
= –2.6 mA
= 12 mA
V
CC
–2
V –2
CC
OH
OH
OH
OL
OL
V
OH
2.4
3.3
V
2.4
3.2
0.25
0.35
0.25
0.4
0.4
0.5
V
OL
V
= 24 mA
I
I
I
I
I
I
V = 7 V
I
V = 2.7 V
I
V = 0.4 V
I
0.1
20
0.1
mA
µA
I
20
IH
IL
–0.1
–112
2.8
–0.1
–112
2.8
mA
mA
mA
mA
†
V
O
= 2.25 V
–30
–30
O
V = 0 V
I
V = 4.5 V
I
1.7
5.6
1.7
5.6
CCH
CCL
9
9
†
‡
All typical values are at V
= 5 V, T = 25°C.
A
CC
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, I
.
OS
switching characteristics (see Note 1)
V
= 5 V,
= 50 pF,
= 500 Ω,
= 25°C
V
= 4.5 V to 5.5 V,
CC
CC
C
R
C
= 50 pF,
L
L
L
FROM
TO
R
= 500 Ω,
L
PARAMETER
UNIT
(INPUT)
(OUTPUT)
T
A
T
= MIN to MAX
A
’ALS1002A
SN54ALS1002A
SN74ALS1002A
TYP
4
MIN
MAX
10
MIN
2
MAX
t
t
A or B
A or B
Y
Y
2
2
8
7
ns
ns
PLH
4
10
2
PHL
NOTE 1: Load circuit and voltage waveforms are shown in Section 1.
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001
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pertaining to warranty, patent infringement, and limitation of liability.
TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in
accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent
TI deems necessary to support this warranty. Specific testing of all parameters of each device is not necessarily
performed, except those mandated by government requirements.
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Copyright 1998, Texas Instruments Incorporated
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