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参数资料
| 型号： | SNJ54AHC139FKR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | AHC/VHC/H/U/V SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 12/21页 |
| 文件大小： | 861K |
| 代理商： | SNJ54AHC139FKR |
SN54AHC139, SN74AHC139
DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS
SCLS259K DECEMBER 1995 REVISED MARCH 2003
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description/ordering information (continued)
The active-low enable (G) input can be used as a data line in demultiplexing applications. These
decoders/demultiplexers feature fully buffered inputs, each of which represents only one normalized load to its
driving circuit.
FUNCTION TABLE
(each decoder/demultiplexer)
INPUTS
OUTPUTS
G
SELECT
OUTPUTS
G
B
A
Y0
Y1
Y2
Y3
H
X
H
L
LL
HH
H
L
HH
LH
H
L
H
LH
HL
H
L
H
L
logic diagram (positive logic)
Select
Inputs
Select
Inputs
2B
2A
2G
1B
1A
1G
Data
Outputs
2Y3
2Y2
2Y1
2Y0
1Y3
1Y2
1Y1
1Y0
1
2
3
15
14
13
4
5
6
7
12
11
10
9
Pin numbers shown are for the D, DB, DGV, J, N, NS, PW, RGY, and W packages.
相关PDF资料 |
PDF描述 |
|---|---|
| SNJ54AHC174FK | AHC/VHC/H/U/V SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CQCC20 |
| SNJ54AHC174J | AHC/VHC/H/U/V SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CDIP16 |
| SNJ54AHC174W | AHC/VHC/H/U/V SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CDFP16 |
| SNJ54AHC240WR | AHC/VHC/H/U/V SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, CDFP20 |
| SNJ54AHC240FKR | AHC/VHC/H/U/V SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, CQCC20 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| SNJ54AHC139J | 制造商:TI 制造商全称:Texas Instruments 功能描述:DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS |
| SNJ54AHC139W | 制造商:TI 制造商全称:Texas Instruments 功能描述:DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS |
| SNJ54AHC14FK | 制造商:TI 制造商全称:Texas Instruments 功能描述:HEX SCHMITT-TRIGGER INVERTERS |
| SNJ54AHC14J | 制造商:Texas Instruments 功能描述:HEX SCHMITT-TRIGGER INV |
| SNJ54AHC14W | 制造商:Texas Instruments 功能描述: |
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