| Part Number | M74HC138RM13TR | M74HC148RM13TR | 
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | 
| Category | Logic - Signal Switches, Multiplexers, Decoders | Logic - Signal Switches, Multiplexers, Decoders | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Decoder/Demultiplexer | Priority Encoder | 
| Circuit | 1 x 3:8 | 1 x 8:3 | 
| Independent Circuits | 1 | 1 | 
| Current - Output High, Low | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 
| Voltage Supply Source | Single Supply | Single Supply | 
| Voltage - Supply | 2V ~ 6V | 2V ~ 6V | 
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 16-SO | 16-SO |