| PartNumber | DS1621+ | DS1621V+ | DS1621S+ |
| Description | Board Mount Temperature Sensors Digital Thermometer & Thermostat | Board Mount Temperature Sensors Digital Thermometer & Thermostat | Board Mount Temperature Sensors Digital Thermometer & Thermostat |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Board Mount Temperature Sensors | Temperature Sensors, Transducers | Temperature Sensors, Transducers |
| RoHS | Y | - | - |
| Output Type | Digital | I2C | I2C |
| Configuration | Local | Local | Local |
| Accuracy | +/- 0.5 C | +/- 2 C | +/- 2 C |
| Supply Voltage Min | 2.7 V | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Interface Type | 2-Wire, I2C, SMBus | 2-Wire I2C SMBus | 2-Wire I2C SMBus |
| Resolution | 12 bit | 8 b | 8 b |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Shutdown | No Shutdown | No Shutdown | No Shutdown |
| Temperature Threshold | Programmable | Programmable | Programmable |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | DIP-8 | - | - |
| Product | Thermometer Thermostat | Thermometer Thermostat | Thermometer Thermostat |
| Packaging | Tube | Tube Alternate Packaging | Tube Alternate Packaging |
| Series | DS1621 | DS1621 | DS1621 |
| Brand | Maxim Integrated | - | - |
| Operating Supply Current | 1 mA | 1 mA | 1 mA |
| Product Type | Temperature Sensors | - | - |
| Factory Pack Quantity | 50 | - | - |
| Subcategory | Sensors | - | - |
| Part # Aliases | 90-16210+000 DS1621 | 90-1621V+000 | 90-1621S+000 |
| Unit Weight | 0.017284 oz | - | - |
| Package Case | - | SOIC-8 | SOIC-Narrow-8 |
| Operating Temperature | - | -55°C ~ 125°C | -55°C ~ 125°C |
| Features | - | One-Shot, Output Switch, Standby Mode | One-Shot, Output Switch, Standby Mode |
| Voltage Supply | - | 2.7 V ~ 5.5 V | 2.7 V ~ 5.5 V |
| Supplier Device Package | - | 8-SOIC | 8-SOIC |
| Sensor Type | - | Digital, Local | Digital, Local |
| Test Condition | - | 0°C ~ 70°C (-55°C ~ 125°C) | 0°C ~ 70°C (-55°C ~ 125°C) |
| Sensing Temperature Local | - | -55°C ~ 125°C | -55°C ~ 125°C |
| Sensing Temperature Remote | - | - | - |
| Accuracy Highest Lowest | - | ±0.5°C (±2°C) | ±0.5°C (±2°C) |
| Supply Voltage Max | - | 5.5 VDC | 5.5 VDC |
| Supply Voltage Min | - | 2.7 VDC | 2.7 VDC |