| Part Number | SN74LS266NS | SN74LS266NSR | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Logic - Gates and Inverters | Logic - Gates and Inverters | 
|   |   | |
| Product Status | Active | Obsolete | 
| Logic Type | - | XNOR (Exclusive NOR) | 
| Number of Circuits | - | 4 | 
| Number of Inputs | - | 2 | 
| Features | - | Open Collector | 
| Voltage - Supply | - | 4.75V ~ 5.25V | 
| Current - Quiescent (Max) | - | - | 
| Current - Output High, Low | - | -, 8mA | 
| Logic Level - Low | - | 0.8V | 
| Logic Level - High | - | 2V | 
| Max Propagation Delay @ V, Max CL | - | 30ns @ 5V, 15pF | 
| Operating Temperature | - | 0°C ~ 70°C | 
| Mounting Type | - | Surface Mount | 
| Supplier Device Package | - | 14-SO | 
| Package / Case | - | 14-SOIC (0.209", 5.30mm Width) |