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DS3131
Telecom Circuit
DS3131
Telecom Circuit
Quality Assurance
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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DS3131 DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
DS3131 is a high-speed, low-power quad driver with high output current capability. It is designed for applications that require driving capacitive loads with fast edge rates. The device operates over a wide range of supply voltages from 3V to 15V and has a maximum output current of 350 mA per channel.DS3131 features four independent drivers with a common enable input and high output impedance when disabled. Each driver has a slew rate control feature that allows users to adjust the rise and fall times of the outputs. This flexibility makes the DS3131 ideal for driving a variety of loads, including capacitive, resistive, and inductive.The device is packaged in a small footprint QFN package, making it ideal for space-constrained applications. It has built-in protection features such as overcurrent and thermal shutdown to ensure reliable operation in harsh environments.
Key Features
- High precision digital temperature sensor
- Wide temperature range (-55°C to +125°C)
- Two-wire serial interface
- Programmable resolution (9,10,11, or 12 bits)
- Supply voltage range: 2.7V to 5.5V
- Low power consumption
Application
- Automotive industry for collision avoidance systems
- Consumer electronics for gesture recognition
- Robotics for human-machine interactions
- Virtual reality for immersive user experiences
- Healthcare for monitoring and diagnosing patient movements
- Gaming for interactive gameplay
- Industrial automation for precision control
- Sports technology for performance analysis
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Transferred |
| Reach Compliance Code | JESD-30 Code | S-PBGA-B256 | |
| JESD-609 Code | e0 | Length | 27 mm |
| Number of Functions | 1 | Number of Terminals | 256 |
| Operating Temperature-Max | 70 °C | Operating Temperature-Min | |
| Package Body Material | PLASTIC/EPOXY | Package Code | BGA |
| Package Shape | SQUARE | Package Style | GRID ARRAY |
| Qualification Status ! | Not Qualified | Seated Height-Max | 2.34 mm |
| Supply Voltage-Nom | 3.3 V | Surface Mount ! | YES |
| Technology | CMOS | Telecom IC Type | TELECOM CIRCUIT |
| Temperature Grade ! | COMMERCIAL | Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form ! | BALL | Terminal Pitch ! | 1.27 mm |
| Terminal Position | BOTTOM | Width | 27 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is DS3131?
The DS3131 is a high-precision real-time clock (RTC) with integrated temperature-compensated crystal oscillator (TCXO) designed by Maxim Integrated. It is ideal for applications requiring accurate timekeeping, such as industrial automation, smart meters, and precision instrumentation.
How Does DS3131 Work?
The DS3131 works by utilizing its integrated TCXO to provide highly accurate timekeeping, even in extreme temperature conditions. It communicates with the host system through a serial interface and includes battery backup support for maintaining timekeeping even during power loss. The RTC also features programmable alarms and timestamp functions.
How Many Pins does DS3131 have and What are the Functions of the Pinout Configuration?
The DS3131 is housed in a 20-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- 32KHZ: 32kHz crystal oscillator input/output pin.
- IRQ: Interrupt output pin.
- SDA: Serial data input/output pin for I2C communication.
- SCL: Serial clock input for I2C communication.
- VBAT: Battery backup input for maintaining timekeeping during power loss.
What are the Pros and Cons of DS3131?
Pros:
- High Precision: Provides highly accurate timekeeping with integrated TCXO.
- Battery Backup: Supports battery backup for maintaining timekeeping during power loss.
- Serial Interface: Integrates with the host system through a standard I2C serial interface.
- Programmable Alarms: Includes programmable alarms for flexible time-based functions.
- Temperature Compensation: TCXO compensates for temperature variations, ensuring accurate timekeeping in varied environments.
Cons:
- Cost: High-precision RTCs like the DS3131 may have a higher cost compared to standard RTCs.
- Complexity: Requires proper PCB layout and consideration of EMI for optimal performance.
- Additional Components: May require an external crystal and backup battery for full functionality.
Are There Any Equivalents/Alternatives to DS3131 for Recommendation?
- The DS3231 from Maxim Integrated is a similar high-precision RTC with additional memory and integrated crystal.
- Alternatives to the DS3131 include the RV-3028-C7 from Micro Crystal and the MCP7940N from Microchip Technology.
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