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參數(shù)資料
| 型號(hào)： | SN74LS249D |
| 元件分類： | 開關(guān) |
| 英文描述： | TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED |
| 文件頁數(shù)： | 6/7頁 |
| 文件大?。?/td> | 525K |
| 代理商： | SN74LS249D |
APEM
www.apem.com
A-83
12000X778 series
High performance toggle switches - threaded bushing 11,9 (15/32)
Positions and connections
A
FUNCTION
12146
12147
12148
12149
12148CT
12145
12144
12144-1R
12144-2R
12156
12166
12164
TERMINAL
IDENTIFICATION
WIRING FOR 3-WAY SWITCHES
(FUNCTION 4)
LEVER POSITION AND CONNECTIONS
I
II
III (Flat)
ON
-
ON
(1-3)-4
(1-3)-2
(5-7)-8
(5-7)-6
MOM
OFF
MOM
ON
OFF
MOM
ON
OFF
ON
MOM
OFF
ON
1-2
1-3
4-5
4-6
-
ON
MOM
1-2
1-3
4-5
4-6
ON
MOM
ON
MOM
ON
MOM
1-2
1-3
4-5
4-6
ON
-
ON
(1-3)-4
(1-3)-2
(5-7)-8
(5-7)-6
(9-11)-12
(9-11)-10
ON
-
ON
1A - 3A
1A - 2A
1C - 3C
1C - 2C
1E - 3E
1E - 2E
1G - 3G
1G - 2G
ON
1A - 2A
1A - 3A
1C - 2C
1C - 3C
1E - 2E
1E - 3E
1G - 2G
1G - 3G
External jumper (added by customer)
12164
12144
12144-1R
12144-2R
Flat
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
CE
G
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
CE
G
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
CE
G
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
CE
G
A
2
1
33
1
2
4
3-1
210
9-11
12
3
1
25
4
6
7-5
8
4
3-1
2
1
4
3
2
6
5
4
1
3
2
6
5
4
1
3
2
6
5
1A
2A
1C
1E
1G
3A
2C
3C
2E
3E
2G
3G
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74LS24AD | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| SN74LS24AN | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:LS SERIES, QUAD 2-INPUT NAND GATE, PDIP14 |
| SN74LS251D | 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 8 To 1 Data Slctr/ Mltplxr W/3-St Otpt RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray |
| SN74LS251DE4 | 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 8 To 1 Data Slctr/ Mltplxr W/3-St Otpt RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray |
| SN74LS251DG4 | 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 8Ln To 1Ln Data Selector Multiplexer RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量（輸入/輸出）:2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray |
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