What does the 74LS11 do?
The 74×11 gives you three 3-input AND gates that you can use individually. An AND gate is a logic gate that outputs 1 (HIGH) only if all of its inputs are 1 (HIGH). In the truth table below, you can see what the output will be for any given input:
74×11 Pinout
The 74×11 has 14 pins and contains three 3-input AND gates laid out as shown in the pinout diagram below:
Pin # | Type | Description |
---|---|---|
1 | Input | Input to the first AND gate. |
2 | Input | Input to the first AND gate. |
3 | Input | Input to the second AND gate. |
4 | Input | Input to the second AND gate. |
5 | Input | Input to the second AND gate. |
6 | Output | Output from the second AND gate. |
7 | Power | Connect to ground (GND). |
8 | Output | Output from the third AND gate. |
9 | Input | Input to the third AND gate. |
10 | Input | Input to the third AND gate. |
11 | Input | Input to the third AND gate. |
12 | Output | Output from the first AND gate. |
13 | Input | Input to the first AND gate. |
14 | Power | Positive power supply (VCC). Connect to +5V power. |
Features/Specs:
- Series: SN74LS11
- Logic Function: AND
- Logic Family: LS
- Logic Type: 3-Input AND
- Product Category: Logic Gates
- Product: Single-Function Gate
- Number of Bits: 3 Bit
- Number of Gates: 3 Gate
- Number of Input Lines: 3 Input
- Number of Output Lines: 1 Output
- High-Level Output Current: -0.4 mA
- Low-Level Output Current: 8 mA
- Propagation Delay Time: 15 ns
- Operating Supply Voltage: 4.75 ~ 5V
- Operating Supply Current: 3.6 uA
- Operating Temperature Range: 0 ~ +70°C
- Input Type: TTL
- Output Type: TTL
- Mounting Style: Through Hole
- Package/Case: PDIP-14