Integrated Circuits (ICs)
DS1556W-120IND
ObsoleteAnalog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 32EDIP
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Integrated Circuits (ICs)
DS1556W-120IND
ObsoleteAnalog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 32EDIP
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | DS1556W-120IND |
|---|---|
| Current - Timekeeping (Max) | 4 mA |
| Date Format | YY-MM-DD-dd |
| Features | Y2K, NVSRAM, Leap Year, Watchdog Timer, Alarm |
| Interface | Parallel |
| Memory Size | 1 Mbit |
| Mounting Type | Through Hole |
| Operating Temperature [Max] | 85 °C |
| Operating Temperature [Min] | -40 C |
| Package / Case | 32-DIP Module |
| Package / Case | 15.24 mm |
| Package / Case | 0.6 in |
| Supplier Device Package | 32-EDIP |
| Time Format | HH:MM:SS (24 hr) |
| Type | Clock/Calendar |
| Voltage - Supply [Max] | 3.63 V |
| Voltage - Supply [Min] | 2.97 V |
| Part | Current - Timekeeping (Max) | Voltage - Supply [Min] | Voltage - Supply [Max] | Date Format | Interface | Features | Mounting Type | Memory Size | Type | Package / Case | Package / Case | Package / Case | Supplier Device Package | Time Format | Operating Temperature [Max] | Operating Temperature [Min] | Voltage - Supply, Battery |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Analog Devices Inc./Maxim Integrated | 4 mA | 2.97 V | 3.63 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 70 °C | 0 °C | |
 Analog Devices Inc./Maxim Integrated | 4 mA | 2.97 V | 3.63 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Surface Mount | 1 Mbit | Clock/Calendar | 34-PowerCap™ Module | 34-PowerCap Module | HH:MM:SS (24 hr) | 70 °C | 0 °C | 3 V | ||
Analog Devices Inc./Maxim Integrated | 4 mA | 2.97 V | 3.63 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Surface Mount | 1 Mbit | Clock/Calendar | 34-PowerCap™ Module | 34-PowerCap Module | HH:MM:SS (24 hr) | 85 °C | -40 C | 3 V | ||
 Analog Devices Inc./Maxim Integrated | 6 mA | 4.5 V | 5.5 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Surface Mount | 1 Mbit | Clock/Calendar | 34-PowerCap™ Module | 34-PowerCap Module | HH:MM:SS (24 hr) | 70 °C | 0 °C | 3 V | ||
Analog Devices Inc./Maxim Integrated | 6 mA | 4.5 V | 5.5 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 70 °C | 0 °C | |
Analog Devices Inc./Maxim Integrated | 4 mA | 2.97 V | 3.63 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 85 °C | -40 C | |
Analog Devices Inc./Maxim Integrated | 4 mA | 2.97 V | 3.63 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 85 °C | -40 C | |
Analog Devices Inc./Maxim Integrated | 6 mA | 4.5 V | 5.5 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Surface Mount | 1 Mbit | Clock/Calendar | 34-PowerCap™ Module | 34-PowerCap Module | HH:MM:SS (24 hr) | 70 °C | 0 °C | 3 V | ||
Analog Devices Inc./Maxim Integrated | 6 mA | 4.5 V | 5.5 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 70 °C | 0 °C | |
Analog Devices Inc./Maxim Integrated | 6 mA | 4.5 V | 5.5 V | YY-MM-DD-dd | Parallel | Alarm Leap Year NVSRAM Watchdog Timer Y2K | Through Hole | 1 Mbit | Clock/Calendar | 32-DIP Module | 15.24 mm | 0.6 in | 32-EDIP | HH:MM:SS (24 hr) | 85 °C | -40 C |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | Updated |
|---|---|---|---|---|
| Digikey | Tube | 11 | $ 30.08 | <4d |
Description
General part information
DS1556 Series
Real Time Clock (RTC) IC Clock/Calendar 128KB Parallel 32-DIP Module (0.600", 15.24mm)
Documents
Technical documentation and resources