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| Part Number | SN74LS273N | SN74LS273NS | SN74LS273M | 
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Motorola | 
| Product Status | Active | Active | Active | 
| Function | Master Reset | - | Master Reset | 
| Type | D-Type | - | D-Type | 
| Output Type | Non-Inverted | - | Non-Inverted | 
| Number of Elements | 1 | - | 1 | 
| Number of Bits per Element | 8 | - | 8 | 
| Clock Frequency | 40 MHz | - | 40 MHz | 
| Max Propagation Delay @ V, Max CL | 27ns @ 5V, 15pF | - | - | 
| Trigger Type | Positive Edge | - | Positive Edge | 
| Current - Output High, Low | 400µA, 8mA | - | 8mA, 400µA | 
| Voltage - Supply | 4.75V ~ 5.25V | - | 4.75V ~ 5.25V | 
| Current - Quiescent (Iq) | 27 mA | - | 27 mA | 
| Input Capacitance | - | - | - | 
| Operating Temperature | 0°C ~ 70°C (TA) | - | 0°C ~ 70°C (TA) | 
| Mounting Type | Through Hole | - | Surface Mount | 
| Supplier Device Package | 20-PDIP | - | 20-SOIC | 
| Package / Case | 20-DIP (0.300", 7.62mm) | - | 20-SOIC (0.209", 5.30mm Width) |