74LS20 Dual 4-Input Positive-NAND Gates - 7420
-
RM6.00
- Product Code: 74LS20
- Availability: In Stock
This device contains two independent gates each of which performs the logic NAND function.
Applications
- Memory units
- PCs and notebooks
Specifications
- Logic Family : LS
- Three Independent NAND Gates
- Fast Switching Times
- Standard TTL Switching Voltages
- Supply Voltage 7 V
- Input Voltage 5.5 V
- Operating Free Air Temperature Range 0°C to +70°C
- Storage Temperature Range -65°C to +150°C
- No. of Pins: 14 Pins
- Package Type : DIP
Package Content
1 x 74LS20
| Pin Name | Pin No. | Description |
|---|---|---|
| A1 | 1 | INPUT 1 of GATE 1 |
| B1 | 2 | INPUT 2 of GATE 1 |
| NC | 3 | Not used |
| C1 | 4 | INPUT 3 of GATE 1 |
| D1 | 5 | INPUT 4 of GATE 1 |
| Q1 | 6 | OUTPUT of GATE 1 |
| GND | 7 | Ground |
| Q2 | 8 | OUTPUT of GATE 2 |
| A2 | 9 | INPUT 1 of GATE 2 |
| B2 | 10 | INPUT 2 of GATE 2 |
| NC | 11 | Not used |
| C2 | 12 | INPUT 3 of GATE 2 |
| D2 | 13 | INPUT 4 of GATE 2 |
| Vcc | 14 | Chip Supply Voltage |
