| Part Number | 74F569SC | 74F579SC | 
|---|---|---|
| Manufacturer | National Semiconductor | onsemi | 
| Category | Logic - Counters, Dividers | Logic - Counters, Dividers | 
|   |   | |
| Product Status | Active | Obsolete | 
| Logic Type | Binary Counter | Binary Counter | 
| Direction | Up, Down | Up, Down | 
| Number of Elements | 1 | 1 | 
| Number of Bits per Element | 4 | 8 | 
| Reset | Asynchronous/Synchronous | Synchronous | 
| Timing | - | - | 
| Count Rate | 90 MHz | - | 
| Trigger Type | Positive Edge | Positive Edge | 
| Voltage - Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 
| Supplier Device Package | 20-SOIC | 20-SOIC |