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- Manufacturer No：DS1556-70
- Manufacturer：Maxim Integrated
- Category：Clock/Timing - Real Time Clocks
- Datasheet：DS1556-70
- SKU：1861590
- Description：DUAL HH:MM:SS (24hr) CMOS Obsolete Real Time Clock (RTC) IC 2005 SECONDS 128KB 0C~70C
User Guide
User Guide
DS1556-70 Details
DUAL HH:MM:SS (24hr) CMOS Obsolete Real Time Clock (RTC) IC 2005 SECONDS 128KB 0C~70C
DS1556-70 Specification Parameters
- Surface Mount: NO
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- ECCN Code: EAR99
- RoHS Status: Non-RoHS Compliant
- Part Status: Obsolete
- Peak Reflow Temperature (Cel): NOT SPECIFIED
- Terminal Position: DUAL
- Power Supplies: 5V
- Lead Free: Contains Lead
- Terminal Pitch: 2.54mm
- Terminal Finish: Matte Tin (Sn)
- Published: 2005
- Pin Count: 32
- Operating Temperature: 0°C~70°C
- Interrupt Capability: Y
- Memory Size: 128kB
- Type: Clock/Calendar
- Time-Min: SECONDS
- Height Seated (Max): 10.922mm
- HTS Code: 8473.30.11.80
- Feature: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
- Current - Timekeeping (Max): 6mA @ 5V
- JESD-30 Code: R-PDMA-P32
- Volatile: NO
- Mounting Type: Through Hole
- Pbfree Code: yes
- JESD-609 Code: e3
- Time@Peak Reflow Temperature-Max (s): NOT SPECIFIED
- External Data Bus Width: 8
- Supply Voltage: 5V
- Packaging: Tube
- Qualification Status: Not Qualified
- Technology: CMOS
- Reach Compliance Code: not_compliant
- Number of Terminations: 32
- Interface: Parallel
- Voltage - Supply: 4.5V~5.5V
- Width: 15.24mm
- Date Format: YY-MM-DD-dd
- Subcategory: Timer or RTC
- Clock Frequency: 0.032MHz
- Time Format: HH:MM:SS (24 hr)
- Package / Case: 32-DIP Module (0.600, 15.24mm)
- Length: 43.053mm
- Base Part Number: DS1556
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Maxim Integrated — Manufacturer Introduction
The market is evolving. The rules are changing. To keep your time to market short, you need integration at every level—from silicon to the supply chain. Count on Maxim Integrated to help you overcome design and architectural challenges, with integrated solutions for the industrial, medical, consumer, automotive, energy, computing, and communications realms. Maxim Integrated is also your source for power, interface, and even digital products that work in the analog world. And they’re glad to support you with reference designs, tools, technical documents, packaging, and more. We invite you to explore their latest analog integration offerings.
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