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參數(shù)資料
| 型號： | 74148 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS |
| 中文描述： | 10線的4線和8線三線優(yōu)先編碼器 |
| 文件頁數(shù)： | 1/22頁 |
| 文件大?。?/td> | 623K |
| 代理商： | 74148 |
SDLS053B OCTOBER 1976 REVISED MAY 2004
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
’147, ’LS147
Encode 10-Line Decimal to 4-Line BCD
Applications Include:
Keyboard Encoding
Range Selection
’148, ’LS148
Encode 8 Data Lines to 3-Line Binary
(Octal)
Applications Include:
n-Bit Encoding
Code Converters and Generators
3
2
1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
D
3
NC
2
1
6
7
NC
8
C
5
4
N
A
9
V
N
B
G
N
SN54LS147 . . . FK PACKAGE
(TOP VIEW)
NC No internal connection
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
4
5
6
7
8
C
B
GND
V
CC
NC
D
3
2
1
9
A
SN54147, SN54LS147 . . . J OR W PACKAGE
SN74147, SN74LS147 . . . D OR N PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
4
5
6
7
EI
A2
A1
GND
V
CC
E0
GS
3
2
1
0
A0
SN54148, SN54LS148 . . . J OR W PACKAGE
SN74148, SN74LS148 . . . D, N, OR NS PACKAGE
(TOP VIEW)
3
2
1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
GS
3
NC
2
1
6
7
NC
EI
A2
5
4
N
A
0
V
E
A
G
N
SN54LS148 . . . FK PACKAGE
(TOP VIEW)
TYPE
TYPICAL
DATA
DELAY
TYPICAL
POWER
DISSIPATION
’147
10 ns
225 mW
’148
10 ns
190 mW
’LS147
15 ns
60 mW
’LS148
15 ns
60 mW
NOTE: The SN54147, SN54LS147, SN54148, SN74147, SN74LS147, and SN74148 are obsolete and are no longer supplied.
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.
Copyright
2004, Texas Instruments Incorporated
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74LS147 | 10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS |
| 74LS148 | 8-line-to-3-line Octal Priority Encoders |
| 74LS148 | 10-LINE TO 4-LINE AND 8-LINE TO 3-LINE PRIORITY ENCODERS |
| 74LS148 | 10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS |
| 74LS14 | Hex Schmitt Trigger Inverters |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74148(ECA) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:-Priori曲回nkoder Priority encoder En∞d劇r de priorité Codif陽陽re di priorità |
| 74148DC | 制造商:Texas Instruments 功能描述: |
| 74148PC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC |
| 7414A | 制造商:Belden Inc 功能描述:UNSHLD MULTICOND CABLE 9COND 18AWG 600V, No. of Conductors:9, Conductor Size AWG |
| 7414A 008250 | 制造商:Belden Inc 功能描述:Multiconductor Automation & Control Cabl |
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