| PartNumber | M74HC138TTR | M74HC138RM13TR | M74HC138B1R |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 3-to-8 Line Decoder | IC DECODER 3 TO 8 LINE 16-SOIC | Encoders, Decoders, Multiplexers & Demultiplexers 3-to-8 Line Decode |
| Manufacturer | STMicroelectronics | - | STMicroelectronics |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | - | IC Chips |
| RoHS | Y | - | - |
| Product | Decoders | - | - |
| Logic Family | 74HC | - | - |
| Number of Input Lines | 3 Input | - | - |
| Number of Output Lines | 8 Output | - | - |
| Supply Voltage Min | 2 V | - | - |
| Supply Voltage Max | 6 V | - | - |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSSOP-16 | - | - |
| Packaging | Reel | - | Tube |
| Function | The M74HC138 is an high speed CMOS 3 TO 8 LINE DECODER | - | - |
| Height | 1 mm | - | - |
| Input Voltage | 0.5 to + 0.5 V | - | - |
| Length | 5 mm | - | - |
| Number of Circuits | 1 Circuit | - | - |
| Output Current | 25 mA | - | - |
| Output Voltage | 0.5 V to 0.5 V | - | - |
| Series | M74HC138 | - | 74HC |
| Technology | CMOS | - | - |
| Width | 4.4 mm | - | - |
| Brand | STMicroelectronics | - | - |
| Logic Type | Decoder | - | - |
| Supply Current Max | 0.004 mA | - | - |
| High Level Output Current | - 5.2 mA | - | - |
| Low Level Output Current | 5.2 mA | - | - |
| Operating Supply Voltage | 2 V to 6 V | - | - |
| Pd Power Dissipation | 500 mW (1/2 W) | - | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.006102 oz | - | - |
| Type | - | - | Decoder/Demultiplexer |
| Package Case | - | - | 16-DIP (0.300", 7.62mm) |
| Operating Temperature | - | - | -55°C ~ 125°C |
| Mounting Type | - | - | Through Hole |
| Voltage Supply | - | - | 2 V ~ 6 V |
| Supplier Device Package | - | - | 16-DIP |
| Voltage Supply Source | - | - | Single Supply |
| Circuit | - | - | 1 x 3:8 |
| Current Output High Low | - | - | 5.2mA, 5.2mA |
| Independent Circuits | - | - | 1 |