| PartNumber | M74HC148B1R | M74HC148RM13TR | M74HC148TTR |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 8-to-3 Line Priority | Encoders, Decoders, Multiplexers & Demultiplexers 8-to-3 Line Priority | IC PRIORITY ENCODER 8-3 16-TSSOP |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| RoHS | Y | Y | - |
| Product | Priority Encoders | Priority Encoders | - |
| Logic Family | 74HC | 74HC | - |
| Number of Input Lines | 8 Input | 8 Input | - |
| Number of Output Lines | 3 Output | 3 Output | - |
| Propagation Delay Time | 150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V | 150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Supply Voltage Max | 6 V | 6 V | - |
| Minimum Operating Temperature | - 40 C | - 55 C | - |
| Maximum Operating Temperature | + 85 C | + 125 C | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | DIP-16 | SOP-16 | - |
| Packaging | Tube | Reel | - |
| Function | Encoder | The M74HC148 is an high speed CMOS 8 TO 3 LINE PRIORITY ENCODER | - |
| Height | 5.1 mm | 1.65 mm | - |
| Input Voltage | - 0.5 V to + 0.5 V | 0.5 to + 0.5 V | - |
| Length | 20 mm | 10 mm | - |
| Number of Circuits | Octal | Octal | - |
| Output Current | +/- 25 mA | 25 mA | - |
| Output Voltage | - 0.5 V to + 0.5 V | 0.5 V to 0.5 V | - |
| Series | M74HC148 | M74HC148 | - |
| Width | 7.1 mm | 4 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Logic Type | Priority Encoder | Priority Encoder | - |
| Operating Supply Voltage | 2 V to 6 V | 2 V to 6 V | - |
| Pd Power Dissipation | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 25 | 2500 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.057419 oz | 0.008536 oz | - |