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| PartNumber | TPS3306-18DR | TPS3306-18DRG4 | TPS3306-18DRG4Q1 |
| Description | Supervisory Circuits Dual-Processor with Power-Fail | Supervisory Circuits Dual-Processor with Power-Fail | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Supervisory Circuits | Supervisory Circuits | - |
| RoHS | Y | Y | - |
| Type | Voltage Supervisory | Voltage Supervisory | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-8 | SOIC-8 | - |
| Threshold Voltage | 1.68 V, 2.93 V | 1.68 V, 2.93 V | - |
| Number of Inputs Monitored | 2 Input | 2 Input | - |
| Output Type | Active-low,Open-drain | Active-low,Open-drain | - |
| Manual Reset | No Manual Reset | No Manual Reset | - |
| Watchdog Timers | Watchdog | Watchdog | - |
| Battery Backup Switching | Backup | Backup | - |
| Reset Delay Time | 100 ms | 100 ms | - |
| Supply Voltage Max | 6 V | 6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Series | TPS3306-18 | TPS3306-18 | - |
| Packaging | Reel | Reel | - |
| Features | Watchdog Timer | Watchdog Timer | - |
| Height | 1.58 mm | 1.58 mm | - |
| Length | 5 mm | 5 mm | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Width | 3.91 mm | 3.91 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Undervoltage Threshold | 1.68 V, 2.93 V | 1.68 V, 2.93 V | - |
| Chip Enable Signals | No Chip Enable | No Chip Enable | - |
| Operating Supply Current | 15 uA | 15 uA | - |
| Pd Power Dissipation | 725 mW | 725 mW | - |
| Power Fail Detection | Yes | Yes | - |
| Product Type | Supervisory Circuits | Supervisory Circuits | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Unit Weight | 0.002677 oz | 0.002677 oz | - |