PartNumber | DS1231-20+ | DS1231-20N | DS1231-20/G |
Description | Supervisory Circuits Power Monitor | Supervisory Circuits Power Monitor | Supervisory Circuits Power Monitor |
Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
RoHS | Y | N | N |
Type | Voltage Supervisory | Voltage Supervisory | Voltage Supervisory |
Mounting Style | Through Hole | - | - |
Package / Case | PDIP-8 | PDIP-Narrow-8 | PDIP-Narrow-8 |
Threshold Voltage | 3.3 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
Output Type | Active Low, Open Drain | Active High, Active Low, Open Drain | Active High, Active Low, Open Drain |
Manual Reset | Manual Reset | No Manual Reset | No Manual Reset |
Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
Battery Backup Switching | No Backup | No Backup | No Backup |
Reset Delay Time | 500 ms | - | - |
Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
Minimum Operating Temperature | 0 C | - 40 C | 0 C |
Maximum Operating Temperature | + 70 C | + 85 C | + 70 C |
Series | DS1231 | DS1231 | DS1231 |
Packaging | Bulk | Tube | Tube |
Height | 4.45 mm (Max) | 4.45 mm (Max) | 4.45 mm (Max) |
Length | 9.91 mm (Max) | 9.91 mm (Max) | 9.91 mm (Max) |
Width | 7.87 mm (Max) | 7.87 mm (Max) | 7.87 mm (Max) |
Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
Overvoltage Threshold | 5.5 V | 4.74 V | 4.74 V |
Undervoltage Threshold | 3.3 V | 4.5 V | 4.5 V |
Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
Operating Supply Current | 0.5 mA | 2 mA | 2 mA |
Operating Supply Voltage | 5 V | 5 V | 5 V |
Power Fail Detection | Yes | Yes | Yes |
Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
Factory Pack Quantity | 50 | 50 | 1 |
Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
Part # Aliases | 90-12310+200 DS1231 | 90-1231I-200 DS1231 | 90-1231G-200 DS1231 |
Unit Weight | 0.032805 oz | - | - |