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Name: DS9034PC
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS9034PC
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated DS9034PC

Part No.:: DS9034PC

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 34-PowerCap™ Module

Datasheet:: DS9034PC.pdf

Description:: PCM W/O CRYSTAL NV SRAM SNAP-ON

In Stock:: 2825

Quantity:: Add To Cart

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DS9034PC Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Function:
Back-Up Management
BatteryChemistry:
Lithium Cell
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

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DS9034PC information

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DS9034PC Typical application Circuitry

DS9034PC

The DS9034PC is not a microcontroller or a typical integrated circuit (IC) with functionalities like processing or communication. Instead, it is a part of the PowerCap series developed by Maxim Integrated, designed specifically as a nonvolatile (NV) RAM PowerCap module. This device is essentially a battery accessory that attaches to certain types of nonvolatile RAM modules, providing them with the necessary power to retain data when the main system power is off. It's a critical component for maintaining data integrity in systems where data loss during power failure is unacceptable.

Key Features and Specifications:

- Designed for NV RAM Modules: Provides backup power to nonvolatile RAM, ensuring data retention during power failures.

- Long Battery Life: Engineered to extend the data retention period significantly, often for the expected life of the NV RAM module it's paired with.

- Compatibility: Specifically made to fit and function with certain Maxim Integrated nonvolatile RAM products.

- Ease of Installation: The PowerCap module is designed for easy attachment to compatible NV RAM modules, simplifying the installation process.

Application Scenario: Data Logging System for Industrial Equipment

In an industrial environment, data logging systems are crucial for monitoring equipment performance, system diagnostics, and process optimization. The DS9034PC is used to ensure that the nonvolatile RAM modules in these data loggers retain the collected data even when the equipment is powered down or in the event of a power failure.

Circuit Design Methodology:

1. PowerCap Installation (DS9034PC to NV RAM Module): The DS9034PC is directly attached to the compatible NV RAM module. It's important to ensure proper alignment and connection between the PowerCap's contacts and the NV RAM module's battery connection points.

2. NV RAM Module Connection (Data, Address, and Control Lines): The nonvolatile RAM module, backed by the DS9034PC, is interfaced with the system's microcontroller or data logger processor. Data lines, address lines, and control lines (such as WE for write enable, OE for output enable, and CE for chip enable) are appropriately connected to corresponding pins on the microcontroller.

3. Microcontroller Interface (Serial or Parallel Communication Lines): Depending on the NV RAM and microcontroller specifications, establish communication through either serial (SPI/I²C) or parallel interface. This setup is critical for the bidirectional flow of data to and from the NV RAM.

4. Power Supply Configuration (VCC and GND): Connect the VCC pin of the NV RAM module to the system's power supply and the GND pin to the ground. Incorporate a decoupling capacitor near the power supply pins to minimize noise.

Design Considerations:

- Battery Lifespan and Replacement: While the DS9034PC is designed for long life, understanding the battery's lifespan and conditions that could affect it (such as temperature extremes) is crucial. Planning for eventual replacement or system retirement is necessary.

- Data Integrity Measures: Implement firmware routines to manage data writes and reads effectively, especially under low power conditions, to prevent data corruption.

- Environmental Factors: Industrial environments can be harsh. Ensure that the DS9034PC, NV RAM module, and associated circuitry are adequately protected from extreme temperatures, moisture, and mechanical shock.

- Regular Maintenance Checks: Schedule periodic inspections to check the integrity of the PowerCap connection and the overall health of the NV RAM module, especially in critical applications.

Incorporating the DS9034PC into an industrial data logging system highlights its importance in ensuring data persistence across power cycles, thereby safeguarding valuable data collected from equipment and processes. This application underscores the DS9034PC's role in maintaining the reliability and integrity of data logging systems in challenging environments.

DS9034PC FAQ

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3. Are the DS9034PC price and inventory displayed accurate?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of DS9034PC?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS9034PC we delivered, we will accept the replacement or return of the DS9034PC only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DS9034PC.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations