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| PartNumber | SN74ALS646A-1NT | SN74ALS646A-1NTG4 | SN74ALS646A-1NTE4 |
| Description | Bus Transceivers Octal w/Tri-St Out | IC TXRX NON-INVERT 5.5V 24DIP | Bus Transceivers 16-Bit Edge-Trgrd D-Typ F-F W/3-St Out |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | Bus Transceivers | - | Logic - Buffers, Drivers, Receivers, Transceivers |
| RoHS | Y | - | - |
| Logic Family | 74ALS | - | - |
| Input Level | TTL | - | - |
| Output Level | TTL | - | - |
| Output Type | 3-State | - | - |
| High Level Output Current | - 15 mA | - | - |
| Low Level Output Current | 48 mA | - | - |
| Propagation Delay Time | 30 ns | - | - |
| Supply Voltage Max | 5.25 V | - | - |
| Supply Voltage Min | 4.75 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Package / Case | PDIP-24 | - | - |
| Packaging | Tube | - | Tube |
| Function | These devices consist of bus-transceiver circuits with3-state or open-collector outputs | - | - |
| Height | 4.57 mm | - | - |
| Length | 31.64 mm | - | - |
| Number of Circuits | 8 | - | - |
| Product | Bipolar | - | - |
| Series | SN74ALS646A | - | 74ALS |
| Technology | Bipolar | - | - |
| Width | 6.73 mm | - | - |
| Brand | Texas Instruments | - | - |
| Mounting Style | Through Hole | - | - |
| Number of Channels | 8 | - | - |
| Operating Supply Voltage | 4.75 V to 5.25 V | - | - |
| Polarity | Non-Inverting | - | - |
| Product Type | Bus Transceivers | - | - |
| Factory Pack Quantity | 15 | - | - |
| Subcategory | Logic ICs | - | - |
| Triggering Type | Positive Edge | - | - |
| Unit Weight | 0.061853 oz | - | - |
| Package Case | - | - | 24-DIP (0.300", 7.62mm) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Through Hole |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 24-PDIP |
| Number of Elements | - | - | 1 |
| Current Output High Low | - | - | 15mA, 24mA |
| Logic Type | - | - | Registered Transceiver, Non-Inverting |
| Number of Bits per Element | - | - | 8 |