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参数资料
| 型号： | SN74LS244MEL |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 总线收发器 |
| 英文描述： | LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封装： | EIAJ, SOIC-20 |
| 文件页数： | 2/7页 |
| 文件大小： | 211K |
| 代理商： | SN74LS244MEL |
SN74LS240, SN74LS244
http://onsemi.com
2
LOGIC AND CONNECTION DIAGRAMS DIP (TOP VIEW)
18
17
16
15
14
13
12
3
4
5
6
7
20
19
8
VCC
1G
2G 1Y1 2A4 1Y2
1Y3
2A3
2A2
1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4
910
2Y1 GND
12
11
1Y4 2A1
18
17
16
15
14
13
12
3
4
5
6
7
20
19
8
VCC
1G
2G 1Y1 2A4 1Y2
1Y3
2A3
2A2
1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4
910
2Y1 GND
12
11
1Y4 2A1
SN74LS240
SN74LS244
TRUTH TABLES
SN74LS240
INPUTS
OUTPUT
1G, 2G
D
L
H
L
H
X
H
L
(Z)
SN74LS244
INPUTS
OUTPUT
1G, 2G
D
L
H
L
H
X
L
H
(Z)
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = HIGH Impedance
相关PDF资料 |
PDF描述 |
|---|---|
| SN74LS240NS | LS SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDIP20 |
| SN74LS241DWR2 | LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| SN74LS242J | LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDIP14 |
| SN74LS242FN | LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, PQCC20 |
| SN74LS243JD | LS SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, CDIP14 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LS244ML1 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS244N | 功能描述:缓冲器和线路驱动器 Tri-State Octal RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| SN74LS244N | 制造商:Texas Instruments 功能描述:IC 74LS 74LS244 DIP20 5.25V |
| SN74LS244N | 制造商:Texas Instruments 功能描述:IC 74LS 74LS244 DIP20 5.25V |
| SN74LS244N3 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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