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- Manufacturer No：DS1305E
- Manufacturer：Maxim Integrated
- Category：Clock/Timing - Real Time Clocks
- Datasheet：DS1305E
- SKU：1870815
- Description：DUAL HH:MM:SS (12/24hr) CMOS SERIAL 3-WIRE Real Time Clock (RTC) IC 1997 SECONDS 96B 0C~70C
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User Guide
DS1305E Details
DUAL HH:MM:SS (12/24hr) CMOS SERIAL 3-WIRE Real Time Clock (RTC) IC 1997 SECONDS 96B 0C~70C
DS1305E Specification Parameters
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- ECCN Code: EAR99
- Surface Mount: YES
- Part Status: Obsolete
- Supply Voltage: 5V
- Pbfree Code: no
- Qualification Status: Not Qualified
- Technology: CMOS
- Pin Count: 20
- Reach Compliance Code: not_compliant
- Terminal Pitch: 0.65mm
- Peak Reflow Temperature (Cel): 240
- Width: 4.4mm
- Height Seated (Max): 1.1mm
- Power Supplies: 3/5V
- Voltage - Supply: 2V~5.5V
- JESD-30 Code: R-PDSO-G20
- Date Format: YY-MM-DD-dd
- Subcategory: Timer or RTC
- Time-Min: SECONDS
- HTS Code: 8473.30.11.80
- Memory Size: 96B
- Feature: Alarm, Leap Year, NVSRAM, Trickle-Charger
- Mounting Type: Surface Mount
- RoHS Status: Non-RoHS Compliant
- Volatile: YES
- Terminal Position: DUAL
- Packaging: Tube
- Lead Free: Contains Lead
- JESD-609 Code: e0
- Number of Terminations: 20
- Time@Peak Reflow Temperature-Max (s): 20
- Terminal Finish: Tin/Lead (Sn/Pb)
- Operating Temperature: 0°C~70°C
- Published: 1997
- Interface: SPI
- Length: 6.5mm
- Interrupt Capability: Y
- Voltage - Supply, Battery: 2V~5.5V
- Package / Case: 20-TSSOP (0.173, 4.40mm Width)
- Type: Clock/Calendar
- Time Format: HH:MM:SS (12/24 hr)
- Clock Frequency: 0.032MHz
- Information Access Method: SERIAL, 3-WIRE
- Current - Timekeeping (Max): 25.3μA~81μA @ 2V~5V
- Base Part Number: DS1305
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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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