| PartNumber | SN74LS390D | SN74LS390DG4 | SN74LS390DR |
| Description | Counter ICs Dual 4bit Decade | IC COUNTER DECADE 8BIT 16SOIC | IC BIN COUNTR DUAL 4BIT 16-SOIC |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Counter ICs | Logic - Counters, Dividers | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOP-16 | - | - |
| Counter Type | Decade | - | - |
| Logic Family | LS | - | - |
| Number of Bits | 4 bit | - | - |
| Counting Sequence | Up | - | - |
| Operating Supply Voltage | 4.75 V to 5.25 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Series | SN74LS390 | 74LS | - |
| Packaging | Tube | Tube Alternate Packaging | - |
| Function | Counter | - | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Output Current | 8 mA/- 0.4 mA | - | - |
| Brand | Texas Instruments | - | - |
| Product Type | Counter ICs | - | - |
| Factory Pack Quantity | 40 | - | - |
| Subcategory | Counter ICs | - | - |
| Unit Weight | 0.004998 oz | - | - |
| Package Case | - | 16-SOIC (0.154", 3.90mm Width) | - |
| Operating Temperature | - | 0°C ~ 70°C | - |
| Mounting Type | - | Surface Mount | - |
| Direction | - | Up | - |
| Voltage Supply | - | 4.75 V ~ 5.25 V | - |
| Supplier Device Package | - | 16-SOIC | - |
| Number of Elements | - | 2 | - |
| Logic Type | - | Counter, Decade | - |
| Number of Bits per Element | - | 4 | - |
| Reset | - | Asynchronous | - |
| Timing | - | - | - |
| Count Rate | - | 35MHz | - |
| Trigger Type | - | Negative Edge | - |