DS1321S+ by Analog Devices
Flexible Nonvolatile Controller with Lithium Battery
| Status: | Active |
|---|---|
| Series: | DS1321 |
| RoHS: | Unknown |
Features
| Converts CMOS SRAM into nonvolatile memory |
| Unconditionally write-protects SRAM when VCC is out of tolerance |
| Automatically switches to battery backup supply when VCC power failure occurs |
| Flexible memory organization Mode 0: 4 banks with 1 SRAM each Mode 1: 2 banks with 2 SRAMs each Mode 2: 1 bank with 4 SRAMs each |
| Mode 0: 4 banks with 1 SRAM each |
| Mode 1: 2 banks with 2 SRAMs each |
| Mode 2: 1 bank with 4 SRAMs each |
| Monitors voltage of a lithium cell and provides advanced warning of impending battery failure |
| Signals low-battery condition on active low Battery Warning output signal |
| Resets processor when power failure occurs and holds processor in reset during system power-up |
| Optional 5% or 10% power-fail detection |
| 16-pin PDIP, 16-pin SO and 20-pin TSSOP packages |
| Industrial temperature range of -40°C to +85°C |
Specifications
| CE Cntrl. | Yes |
|---|---|
| Smart Socket w/Int. Batt. | No |
| Li Batt. Monitor | Yes |
| Pwr. Fail Out | Yes |
| RAMs Controlled | 4 |
| VSUPPLY (V) | 5 |
| Package/Pins | PDIP/16SOIC (N)/16TSSOP/20 |
| Oper. Temp. (°C) | -40 to +85 |
| BudgetaryPrice (See Notes) | 6.44 |
Last 6 months Inventory & Pricing History
DS1321S+ Semiconductors - ICs by Analog Devices
CONTROLLER CMOS SRAM 5V 16SOIC
| Status: | Unknown |
|---|---|
| Series: | - |
| RoHS: | Unknown |
Specifications
| Memory Controller Type | Nonvolatile SRAM |
|---|---|
| Voltage Tolerance ± | 10% |
| Supply Voltage Min | 4.5V |
| Supply Voltage Max | 5.5V |
| Controller IC Case Style | SOIC |
| No. of Pins | 16Pins |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Product Range | - |
| RoHS Phthalates Compliant | To Be Advised |
| MSL | MSL 1 - Unlimited |
| SVHC | No SVHC (15-Jan-2018) |
| Operating Temperature Range | -40°C to +85°C |
| Supply Voltage Range | 4.5V to 5.5V |
Last 6 months Inventory & Pricing History
Alternative Descriptions
| Controller, Cmos Sram, 5V, 16Soic | Newark Electronics |
| CONTROLLER, CMOS SRAM, 5V, 16SOIC | element14 |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a DS1321S+ ?
Additional datasheets, footprints and schematics for DS1321S+ are listed on our Part Details page. You can also find images and similar parts to DS1321S+ on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for DS1321S+ on our Product Comparison page. Access via the 'View Pricing & Stock' button to view DS1321S+ price breaks, MOQs, lead times, inventory and SKUs from distributors.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the DS1321S+ you can contact the distributor directly for product support, shipping queries etc.
Is the DS1321S+ RoHS compliant?
This part has not been flagged as RoHS Compliant.
Which authorised distributors for DS1321S+ have stock available?
Authorised distributors including Rochester Electronics, Newark Electronics, element14 and Farnell have stock available or on a lead time for DS1321S+ .
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for DS1321S+ often in real-time on the comparison pages.
What if I can't find stock of DS1321S+ ?
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