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- Manufacturer No：DS1557WP-120
- Manufacturer：Maxim Integrated
- Category：Clock/Timing - Real Time Clocks
- Datasheet：DS1557WP-120
- SKU：1835526
- Description：Real Time Clock (RTC) IC Clock/Calendar 512KB Parallel 34-PowerCap? Module
User Guide
User Guide
DS1557WP-120 Details
Real Time Clock (RTC) IC Clock/Calendar 512KB Parallel 34-PowerCap? Module
DS1557WP-120 Specification Parameters
- Volatile: NO
- Mount: Surface Mount
- Pbfree Code: yes
- RoHS Status: Non-RoHS Compliant
- Contact Plating: Tin
- Terminal Position: DUAL
- Supply Voltage: 3.3V
- Lead Free: Contains Lead
- Moisture Sensitivity Level (MSL): 3 (168 Hours)
- REACH SVHC: Unknown
- Interface: Parallel
- Number of Pins: 34
- Pin Count: 34
- Logic Function: Clock
- Memory Size: 512kB
- Voltage - Supply: 2.97V~3.63V
- Subcategory: Timer or RTC
- Clock Frequency: 0.032MHz
- Time Format: HH:MM:SS (24 hr)
- Package / Case: 34-PowerCap? Module
- Feature: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
- Base Part Number: DS1557
- Mounting Type: Surface Mount
- ECCN Code: EAR99
- Radiation Hardening: No
- JESD-609 Code: e3
- Part Status: Obsolete
- Packaging: Tube
- Operating Supply Voltage: 3.3V
- Technology: CMOS
- Voltage - Supply, Battery: 3V
- Published: 2005
- Operating Temperature: 0°C~70°C
- Number of Terminations: 34
- Interrupt Capability: Y
- Height: 810μm
- Date Format: YY-MM-DD-dd
- Type: Clock/Calendar
- Time-Min: SECONDS
- Width: 23.62mm
- HTS Code: 8473.30.11.80
- Length: 25.27mm
- Current - Timekeeping (Max): 4mA @ 3.3V
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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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