 
    | Parameters | |
|---|---|
| Mfr | National Semiconductor | 
| Series | - | 
| Package | Bulk | 
| Product Status | Active | 
| Logic Type | Arithmetic Logic Unit | 
| Supply Voltage | 4.5V ~ 5.5V | 
| Number of Bits | 4 | 
| Operating Temperature | -55°C ~ 125°C | 
| Mounting Type | Surface Mount | 
| Base Product Number | 54LS181 | 
| RoHS Status | Not applicable | 
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
| REACH Status | Vendor Undefined | 
| ECCN | EAR99 | 
| HTSUS | 8542.39.0001 | 
| Standard Package | 1 |