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| PartNumber | SN74LS243DR | SN74LS243N | SN74LS243D |
| Description | Bus Transceivers Quad bus transceiver | Bus Transceivers Quad bus transceiver | Bus Transceivers Quad bus transceiver |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Bus Transceivers | Bus Transceivers | Bus Transceivers |
| RoHS | Y | Y | Y |
| Logic Family | LS | LS | LS |
| Input Level | TTL | TTL | TTL |
| Output Level | TTL | TTL | TTL |
| Output Type | 3-State | 3-State | 3-State |
| High Level Output Current | - 15 mA | - 15 mA | - 15 mA |
| Low Level Output Current | 24 mA | 24 mA | 24 mA |
| Propagation Delay Time | 18 ns | 18 ns | 18 ns |
| Supply Voltage Max | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage Min | 4.75 V | 4.75 V | 4.75 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Package / Case | SOIC-14 | PDIP-14 | SOIC-14 |
| Packaging | Reel | Tube | Tube |
| Function | Bus Transceiver | Bus Transceiver | Bus Transceiver |
| Height | 1.58 mm | 4.57 mm | 1.58 mm |
| Length | 8.65 mm | 19.3 mm | 8.65 mm |
| Number of Circuits | 4 | 4 | 4 |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | 0 C to + 70 C |
| Product | Standard Transceiver | Standard Transceiver | Standard Transceiver |
| Series | SN74LS243 | SN74LS243 | SN74LS243 |
| Technology | Bipolar | Bipolar | Bipolar |
| Width | 3.91 mm | 6.35 mm | 3.91 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of Channels | 4 | 4 | 4 |
| Operating Supply Voltage | 4.75 V to 5.25 V | 4.75 V to 5.25 V | 4.75 V to 5.25 V |
| Polarity | Non-Inverting | Non-Inverting | Non-Inverting |
| Product Type | Bus Transceivers | Bus Transceivers | Bus Transceivers |
| Factory Pack Quantity | 2500 | 25 | 50 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004564 oz | 0.032734 oz | 0.004564 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Texas Instruments |
SN74LS243DR | Bus Transceivers Quad bus transceiver | |
| SN74LS243N | Bus Transceivers Quad bus transceiver | ||
| SN74LS243D | Bus Transceivers Quad bus transceiver | ||
| SN74LS243DR | Bus Transceivers Quad bus transceive | ||
| SN74LS243D | Bus Transceivers Quad bus transceive | ||
| SN74LS243N | Bus Transceivers Quad bus transceive | ||
| SN74LS243NG4 | IC TXRX NON-INVERT 5.25V 14DIP | ||
| SN74LS243NE4 | Bus XCVR Single 4-CH 3-ST 14-Pin PDIP Tube - Rail/Tube (Alt: SN74LS243NE4) | ||
| SN74LS243N TI | New and Original | ||
| SN74LS243NS | Bus XCVR Single 4-CH 3-ST 14-Pin SOP | ||
| SN74LS243NSR | New and Original |