| PartNumber | M74HC244TTR | M74HC244RM13TR | M74HC244B1R |
| Description | Buffers & Line Drivers Octal Bus Buffer | IC BUFFER NON-INVERT 6V 20SOP | IC BUFFER NON-INVERT 6V 20DIP |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Buffers & Line Drivers | Logic - Buffers, Drivers, Receivers, Transceivers | - |
| RoHS | Y | - | - |
| Number of Input Lines | 8 Input | - | - |
| Number of Output Lines | 3 Output | - | - |
| Polarity | Non-Inverting | - | - |
| Supply Voltage Max | 6 V | - | - |
| Supply Voltage Min | 2 V | - | - |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSSOP-48 | - | - |
| Packaging | Reel | Tape & Reel (TR) | - |
| Function | Buffer/Line Driver | - | - |
| Height | 1 mm | - | - |
| Length | 6.5 mm | - | - |
| Output Type | 3-State | - | - |
| Quiescent Current | 4 uA | - | - |
| Series | M74HC244 | 74HC | - |
| Technology | CMOS | - | - |
| Width | 4.4 mm | - | - |
| Brand | STMicroelectronics | - | - |
| Logic Family | HC | - | - |
| Logic Type | CMOS | Buffer/Line Driver, Non-Inverting | - |
| Number of Channels | 8 | - | - |
| Supply Current Max | 4 uA | - | - |
| High Level Output Current | - 7.8 mA | - | - |
| Input Signal Type | Single-Ended | - | - |
| Low Level Output Current | 7.8 mA | - | - |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Voltage | 2 V to 6 V | - | - |
| Pd Power Dissipation | 500 mW (1/2 W) | - | - |
| Product Type | Buffers & Line Drivers | - | - |
| Propagation Delay Time | 130 ns at 2 V, 26 ns at 4.5 V, 22 ns at 6 V | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.014850 oz | - | - |
| Package Case | - | 20-SOIC (0.295", 7.50mm Width) | - |
| Operating Temperature | - | -55°C ~ 125°C | - |
| Mounting Type | - | Surface Mount | - |
| Voltage Supply | - | 2 V ~ 6 V | - |
| Supplier Device Package | - | 20-SOP | - |
| Number of Elements | - | 2 | - |
| Current Output High Low | - | 7.8mA, 7.8mA | - |
| Number of Bits per Element | - | 4 | - |