DS1314S Equivalent & Substitute Parts

Part Overview

The DS1314S is a nonvolatile RAM controller with integrated battery monitoring, designed for 3V applications in surface mount 16-SOIC packaging. This component is classified as obsolete, making identification of suitable alternatives essential for ongoing system support and new design implementations. The DS1314S provides memory control functionality with battery backup capability, requiring direct functional and electrical equivalence for successful substitution.

Substiute Parts

DS1314S

Analog Devices Inc./Maxim IntegratedIn Stock: 1438DS1314S Datasheet

Current PartRFQ

DS1314S+

Analog Devices Inc./Maxim IntegratedIn Stock: 1786DS1314S+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DS1314S is determined by strict equivalence across the following critical parameters:

• Controller Type: Must be Nonvolatile RAM
• Voltage Supply Range: Must support 3V ~ 3.6V operation
• Operating Temperature Range: Must cover -40°C ~ 85°C
• Package Type: Must be 16-SOIC (0.295", 7.50mm Width)
• Mounting Type: Must be Surface Mount
• Base Product Number: Must be DS1314 series

The DS1314S+ qualifies as a direct substitute, maintaining identical electrical specifications and physical packaging while offering improved product status and compliance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The DS1314S+ is the direct equivalent for DS1314S applications. Both components share identical electrical specifications, thermal operating range, and physical packaging, ensuring pin-for-pin compatibility and functional interchangeability.

The DS1314S+ offers two significant advantages over the obsolete DS1314S:

• Product Status: The DS1314S+ maintains active production status, ensuring long-term availability and supply chain continuity.
• Regulatory Compliance: The DS1314S+ achieves ROHS3 compliance, whereas the DS1314S is RoHS non-compliant. This distinction is critical for applications subject to RoHS directives or customer compliance requirements.

Both components maintain identical REACH and ECCN classifications, with no export or regulatory restrictions differentiating their use.

Frequently Asked Questions (FAQ)

Q: Can DS1314S+ be used as a direct replacement for DS1314S?

A: Yes. The DS1314S+ is electrically and mechanically identical to the DS1314S. Both components operate at 3V ~ 3.6V, support the same temperature range (-40°C ~ 85°C), and use identical 16-SOIC packaging. Pin configuration and functional behavior are equivalent.

Q: What is the primary reason to substitute DS1314S with DS1314S+?

A: The DS1314S is obsolete, while DS1314S+ is in active production. Additionally, DS1314S+ is ROHS3 compliant, whereas DS1314S is not. For new designs or ongoing system support, DS1314S+ ensures supply availability and regulatory compliance.

Q: Are there any packaging differences between DS1314S and DS1314S+?

A: No packaging differences exist. Both components use 16-SOIC (0.295", 7.50mm Width) surface mount packaging. The DS1314S+ is supplied in tube packaging, while the DS1314S packaging type is not specified, but this does not affect electrical or mechanical compatibility.

Q: Do both parts have the same moisture sensitivity level?

A: Yes. Both DS1314S and DS1314S+ have Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life without moisture control requirements.

Q: Are there any export or regulatory restrictions on either part?

A: No. Both components are classified as EAR99 and are REACH Unaffected, with no differential export or regulatory restrictions between them.