DS1644P-120
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- Mfr.Part #
- DS1644P-120
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 34-PowerCap™ Module
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 34-PCM
- Stock
- 43,447
- In Stock ：
- 43,447
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Surface Mount :
- yes
- Interrupt Capability :
- N
- Number of Terminations :
- 34
- Published :
- 2005
- Time-Min :
- SECONDS
- External Data Bus Width :
- 8
- Pin Count :
- 34
- HTS Code :
- 8473.30.11.80
- Number of Pins :
- 34
- Factory Lead Time :
- 14 Weeks
- Current - Timekeeping (Max) :
- 4mA @ 4.5V~5.5V
- Voltage - Supply :
- 4.5V~5.5V
- Supply Voltage :
- 5V
- Power Supplies :
- 5V
- ECCN Code :
- EAR99
- Base Part Number :
- DS1644
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply, Battery :
- 3V
- Lead Free :
- Lead Free
- Terminal Finish :
- Matte Tin (Sn)
- Memory Size :
- 32kB
- Clock Frequency :
- 0.032MHz
- Interface :
- Parallel
- RoHS Status :
- ROHS3 Compliant
- Time Format :
- HH:MM:SS (24 hr)
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Packaging :
- Tube
- JESD-609 Code :
- e3
- Pbfree Code :
- yes
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Type :
- Clock/Calendar
- Qualification Status :
- Not Qualified
- Operating Temperature :
- 0°C~70°C
- Volatile :
- No
- Package / Case :
- 34-PowerCap™ Module
- Terminal Position :
- Dual
- Feature :
- Leap Year, NVSRAM
- Reach Compliance Code :
- not_compliant
- Datasheets
- DS1644P-120
Real Time Clocks Analog Devices, Inc. DS1644P-120 Overview
The Real Time Clocks Analog Devices, Inc. DS1644P-120 is a high-performance integrated circuit specifically designed for applications requiring robust, accurate timekeeping and data management. This IC combines a full-function real-time clock with an onboard 32K x 8 nonvolatile static RAM. Ideal for sophisticated electronics requiring reliable time-tracking and data storage, this product ensures minimal power consumption with its unique direct battery backup and integrated crystal. The DS1644P-120 is engineered to address the demanding needs of advanced industrial and commercial applications, providing a compact, efficient, and reliable solution for timekeeping technologies.
DS1644P-120 Features
- Integrated real-time clock (RTC) with calendar
- 34-pin PowerCap Module (PCM) package for secure mounting
- On-chip battery with over 10 years of data retention and clock-keeping in all conditions
- 32KB NV SRAM allows for data storage without external memory components
- Automatic leap year compensation up to 2100
- Uses a standard crystal and leverages a fail-safe oscillator
DS1644P-120 Applications
- Embedded Systems: Incorporates reliable timekeeping and data storage capabilities essential for firmware and software functioning in consumer electronics and industrial machines.
- Utility Metering: Utilized in smart meters to ensure precise time stamping of utility usage, facilitating accurate billing and monitoring.
- Data Loggers: Provides the backbone for time-stamping critical data in environmental or any conditional monitoring systems.
- Point of Sale (POS) Systems: Ensures accurate time management within transaction processing systems, crucial for time-sensitive financial operations.
- Telecommunication Systems: Deployed in network infrastructure to provide time synchronization across various communication equipment.
- Office Automation Equipment: Supports document handling and time-sensitive functions in devices like printers and fax machines.
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