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參數(shù)資料
| 型號(hào)： | 74LS147 |
| 廠商： | Motorola, Inc. |
| 英文描述： | 10-LINE-TO-4-LINE AND 8-LINE-TO-3-LINE PRIORITY ENCODERS |
| 中文描述： | 10線到4線和8線到三線優(yōu)先編碼器 |
| 文件頁數(shù)： | 1/22頁 |
| 文件大?。?/td> | 623K |
| 代理商： | 74LS147 |
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 |
|---|---|
| 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 |
| 74LS14 | HEX SCHMITT-TRIGGER INVERTERS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74LS148 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:LOW POWER SCHOTTKY |
| 74LS148N | 制造商:Texas Instruments 功能描述: |
| 74LS14DC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| 74LS14FP-E | 制造商:Renesas Electronics 功能描述:Cut Tape 制造商:Renesas 功能描述:Inverter Schmitt Trigger 6-Element Bipolar 14-Pin SOP |
| 74LS14N | 制造商:SIG 功能描述:74LS14N 制造商: 功能描述: 制造商:undefined 功能描述: 制造商:Misc 功能描述: |
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