| PartNumber | DM74AS163N | DM74AS163M | DM74AS163MX |
| Description | Counter ICs Syn 4-Bit Binary Ctr | IC COUNTER 4BIT SYNC BIN 16SOIC | IC COUNTER 4BIT SYNC BIN 16SOIC |
| Manufacturer | ON Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor |
| Product Category | Counter ICs | IC Chips | Logic - Counters, Dividers |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | PDIP-16 | - | - |
| Counter Type | Binary | - | - |
| Logic Family | 74AS | - | - |
| Number of Bits | 4 | - | - |
| Counting Method | Synchronous | - | - |
| Operating Supply Voltage | 4.5 V to 5.5 V | - | - |
| Packaging | Tube | Tube | Tape & Reel (TR) |
| Function | Syn 4-Bit Binary Ctr | - | - |
| Input Voltage | 2.0 V to 0.8 V | - | - |
| Output Current | 20 mA | - | - |
| Output Voltage | 4.5 V to 5.5 V | - | - |
| Brand | ON Semiconductor / Fairchild | - | - |
| Product Type | Counter ICs | - | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Counter ICs | - | - |
| Part # Aliases | DM74AS163N_NL | - | - |
| Unit Weight | 0.057419 oz | - | - |
| Series | - | 74AS | 74AS |
| Package Case | - | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | - | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Direction | - | Up | Up |
| Voltage Supply | - | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | 16-SOIC | 16-SOIC |
| Number of Elements | - | 1 | 1 |
| Logic Type | - | Binary Counter | Binary Counter |
| Number of Bits per Element | - | 4 | 4 |
| Reset | - | Synchronous | Synchronous |
| Timing | - | Synchronous | Synchronous |
| Count Rate | - | 75MHz | 75MHz |
| Trigger Type | - | Positive Edge | Positive Edge |