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| PartNumber | 74HC640DB | 74HC640DB,118 | 74HC640DB,112 |
| Description | Bus Transceivers OCTAL BUS XCVR 3ST INVERTING | Bus Transceivers OCTAL BUS TRANSCEIVER INV 3-S | Bus Transceivers OCTAL BUS XCVR 3ST |
| Manufacturer | - | NXP Semiconductors | NXP Semiconductors |
| Product Category | - | Logic - Buffers, Drivers, Receivers, Transceivers | Logic - Buffers, Drivers, Receivers, Transceivers |
| Series | - | 74HC | 74HC |
| Packaging | - | Tape & Reel (TR) | Tube |
| Package Case | - | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) |
| Operating Temperature | - | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Voltage Supply | - | 2 V ~ 6 V | 2 V ~ 6 V |
| Supplier Device Package | - | 20-SSOP | 20-SSOP |
| Number of Elements | - | 1 | 1 |
| Current Output High Low | - | 7.8mA, 7.8mA | 7.8mA, 7.8mA |
| Logic Type | - | Transceiver, Inverting | Transceiver, Inverting |
| Number of Bits per Element | - | 8 | 8 |