| Image | PartNumber | Description | Manufacturer | Quick Order |
|---|---|---|---|---|
 |
SN74ALS640B-1NSR | IC TRANSCVR INVERT 5.5V 20SO | Texas Instruments | |
 |
SN74ALS640B-1N | IC TRANSCVR INVERT 5.5V 20DIP | Texas Instruments | |
 |
SN74ALS640B-1NG4 | IC TRANSCVR INVERT 5.5V 20DIP | Texas Instruments |