| Part Number | SN74LS293NG4 | SN74LS393NG4 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers | 
|   |   | |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Logic Type | Binary Counter | Binary Counter | 
| Direction | Up | Up | 
| Number of Elements | 1 | 2 | 
| Number of Bits per Element | 4 | 4 | 
| Reset | Synchronous | Asynchronous | 
| Timing | - | - | 
| Count Rate | 42 MHz | 35 MHz | 
| Trigger Type | Positive Edge | Negative Edge | 
| Voltage - Supply | 4.75 V ~ 5.25 V | 4.75 V ~ 5.25 V | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 14-PDIP | 14-PDIP |