| PartNumber | SN74ABT18640DL | SN74ABT18640DGGR | SN74ABT18640DLR |
| Description | Specialty Function Logic Device w/18-Bit Inv Bus Transceiver | Specialty Function Logic Device w/18-Bit Inv Bus Transceiver | IC SCAN TEST DEVICE 18BIT 56SSOP |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Specialty Function Logic | Specialty Function Logic | - |
| RoHS | Y | Y | - |
| Series | SN74ABT18640 | 74AB | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Package / Case | SSOP-56 | TSSOP-56 | - |
| Packaging | Tube | Reel | - |
| Function | Scan Test Device with Bus Transceiver | - | - |
| Number of Circuits | 2 | - | - |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Product Type | Specialty Function Logic | Specialty Function Logic | - |
| Propagation Delay Time | 4.6 ns | - | - |
| Factory Pack Quantity | 20 | 1 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Tradename | SCOPE | - | - |
| Unit Weight | 0.024508 oz | 0.008917 oz | - |
| Product | - | Boundry Scan JTAG Logic | - |