| PartNumber | FM31256-GTR | FM31256-G |
| Description | Supervisory Circuits 256K w/RTC Pwr Mon WDT Bat Sw PF | Supervisory Circuits 256K w/RTC Pwr Mon WDT Bat Sw PF |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor |
| Product Category | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y |
| Type | Voltage Supervisory | Voltage Supervisory |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-14 | SOIC-14 |
| Number of Inputs Monitored | 4 Input | 1 Input |
| Output Type | Active Low, Open Drain | Active Low, Open Drain |
| Manual Reset | Manual Reset | Manual Reset |
| Watchdog Timers | Watchdog | Watchdog |
| Battery Backup Switching | Backup | Backup |
| Reset Delay Time | 200 ms | - |
| Supply Voltage Max | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Series | FM31256 | FM31256 |
| Packaging | Reel | Tube |
| Brand | Cypress Semiconductor | Cypress Semiconductor |
| Overvoltage Threshold | 2.7 V, 3 V, 4 V, 4.5 V | 4.4 V |
| Undervoltage Threshold | 2.55 V, 2.85 V, 3.8 V, 4.25 V | 2.6 V |
| Chip Enable Signals | No Chip Enable | - |
| Moisture Sensitive | Yes | Yes |
| Operating Supply Current | 1.5 mA | - |
| Power Fail Detection | Yes | - |
| Product Type | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 2500 | 112 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 2.7 V | 2.7 V |
| Unit Weight | 0.011923 oz | 0.011923 oz |