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| PartNumber | FM31256-G | FM31256-G1 | FM31256-G1TR |
| Description | Supervisory Circuits 256K w/RTC Pwr Mon WDT Bat Sw PF | F-RAM Integrated Products | |
| Manufacturer | Cypress Semiconductor | RAMTRON | - |
| Product Category | Supervisory Circuits | IC Chips | - |
| RoHS | Y | - | - |
| Type | Voltage Supervisory | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOIC-14 | - | - |
| Number of Inputs Monitored | 1 Input | - | - |
| Output Type | Active Low, Open Drain | - | - |
| Manual Reset | Manual Reset | - | - |
| Watchdog Timers | Watchdog | - | - |
| Battery Backup Switching | Backup | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Series | FM31256 | - | - |
| Packaging | Tube | - | - |
| Brand | Cypress Semiconductor | - | - |
| Overvoltage Threshold | 4.4 V | - | - |
| Undervoltage Threshold | 2.6 V | - | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | Supervisory Circuits | - | - |
| Factory Pack Quantity | 112 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Supply Voltage Min | 2.7 V | - | - |
| Unit Weight | 0.011923 oz | - | - |