Part Details for DS1689SN+ by Maxim Integrated Products
Results Overview of DS1689SN+ by Maxim Integrated Products
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (6 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
DS1689SN+ Information
DS1689SN+ by Maxim Integrated Products is a Timer or RTC.
Timers or RTCs are under the broader part category of Microcontrollers and Processors.
Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.
Price & Stock for DS1689SN+
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 358 |
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RFQ |
Part Details for DS1689SN+
DS1689SN+ CAD Models
DS1689SN+ Part Data Attributes
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DS1689SN+
Maxim Integrated Products
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Datasheet
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DS1689SN+
Maxim Integrated Products
Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | MAXIM INTEGRATED PRODUCTS INC | |
| Part Package Code | SOIC | |
| Package Description | 0.330 INCH, ROHS COMPLIANT, SOIC-28 | |
| Pin Count | 28 | |
| Reach Compliance Code | unknown | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | CAN ALSO OPERATE WITH 5V SUPPLY | |
| Clock Frequency-Max | 0.032 MHz | |
| External Data Bus Width | 8 | |
| Information Access Method | PARALLEL, DIRECT ADDRESS/MUXED BUS | |
| Interrupt Capability | Y | |
| JESD-30 Code | R-PDSO-G28 | |
| JESD-609 Code | e3 | |
| Length | 18.1 mm | |
| Number of Bits | 16 | |
| Number of Terminals | 28 | |
| Number of Timers | ||
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP28,.45 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 3.05 mm | |
| Supply Voltage-Max | 4 V | |
| Supply Voltage-Min | 2.7 V | |
| Supply Voltage-Nom | 3 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time-Min | SECONDS | |
| Volatile | YES | |
| Width | 8.565 mm | |
| uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
Alternate Parts for DS1689SN+
This table gives cross-reference parts and alternative options found for DS1689SN+. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of DS1689SN+, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| DS1689S+T&R | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28 | DS1689SN+ vs DS1689S+T&R |
| DS1689SN+T&R | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28 | DS1689SN+ vs DS1689SN+T&R |
| DS1689SN | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, SOIC-28 | DS1689SN+ vs DS1689SN |
| DS1689SN/T&R | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, SOIC-28 | DS1689SN+ vs DS1689SN/T&R |
| DS1689S/T&R | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, SOIC-28 | DS1689SN+ vs DS1689S/T&R |
| DS1685-5-IND | Maxim Integrated Products | Check for Price | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP24, 0.600 INCH, PLASTIC, DIP-24 | DS1689SN+ vs DS1685-5-IND |
DS1689SN+ Frequently Asked Questions (FAQ)
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Maxim provides a layout and routing guide in their application note AN154, which recommends a 4-layer PCB with a solid ground plane, and careful routing of the clock and data lines to minimize noise and crosstalk.
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To ensure accurate temperature measurement, it's essential to follow proper thermal design practices, such as placing the device close to the thermal source, using a thermal interface material, and minimizing thermal gradients. Additionally, calibrate the device using the built-in calibration registers.
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The maximum cable length for the 1-Wire bus depends on the specific application and environment. As a general guideline, Maxim recommends keeping the cable length below 100 meters. However, longer cable lengths can be achieved with proper termination, shielding, and signal conditioning.
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To handle multiple DS1689SN+ devices on the same 1-Wire bus, each device must have a unique 64-bit ROM code. The master device can then use the ROM code to address and communicate with each device individually.
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The DS1689SN+ has a power-on reset (POR) circuit that resets the device when the supply voltage falls below a certain threshold (typically around 2.5V). The POR ensures that the device is in a known state after power-up.