DS1233MS-5/T&R Equivalent & Substitute Parts

Part Overview

The DS1233MS-5/T&R is a single-channel power supply supervisor IC manufactured by Analog Devices Inc./Maxim Integrated, part of the EconoReset series. This device functions as a reset/power-on reset controller with open drain or open collector output, designed for monitoring power supply voltages in embedded systems and industrial applications. The part is currently classified as obsolete, making identification of compatible substitute components essential for ongoing system support, maintenance, and new design implementations where legacy compatibility is required.

Substiute Parts

DS1233MS-5/T&R

Analog Devices Inc./Maxim IntegratedIn Stock: 813DS1233MS-5/T&R Datasheet

Current PartRFQ

DS1233MS-5+T&R

Analog Devices Inc./Maxim IntegratedIn Stock: 955DS1233MS-5+T&R Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DS1233MS-5/T&R is determined by strict alignment of the following critical parameters:

• Single-channel voltage monitoring capability
• 4.375V threshold voltage setting
• Open drain or open collector output configuration
• Active low reset logic
• 200ms minimum reset timeout duration
• 8-SOIC surface mount package with 0.154" (3.90mm) width
• Operating temperature range of -40°C to 85°C

The substitute part DS1233MS-5+T&R maintains identical electrical specifications and mechanical compatibility with the original part number. The primary distinction lies in packaging format (tape & reel designation) and product status classification (active versus obsolete), along with updated compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The DS1233MS-5+T&R serves as the direct functional equivalent and recommended substitute for the obsolete DS1233MS-5/T&R. Both parts share identical electrical characteristics, threshold voltage settings, output configurations, and thermal operating ranges, ensuring pin-for-pin and functional compatibility in existing circuit designs.

The substitute part offers the advantage of active product status, ensuring continued availability and manufacturing support. Additionally, the DS1233MS-5+T&R achieves ROHS3 compliance, meeting current environmental and regulatory standards for new production runs and system updates. The tape & reel packaging format of the substitute part aligns with modern manufacturing and assembly processes, providing improved handling efficiency and component traceability compared to bulk packaging alternatives.

For legacy system maintenance requiring the original DS1233MS-5/T&R, the substitute part maintains full electrical and mechanical compatibility while providing enhanced compliance posture and supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Are the DS1233MS-5/T&R and DS1233MS-5+T&R electrically identical?

A: Yes. Both parts share identical voltage threshold (4.375V), output configuration (open drain or open collector), reset logic (active low), reset timeout (200ms minimum), and operating temperature range (-40°C to 85°C). Electrical performance and circuit behavior are equivalent.

Q: What is the difference between the two part numbers?

A: The primary differences are product status (obsolete versus active), RoHS compliance certification (non-compliant versus ROHS3 compliant), and packaging format (bulk versus tape & reel). The electrical and mechanical specifications remain unchanged.

Q: Can I use the DS1233MS-5+T&R as a direct replacement in existing designs?

A: Yes. The substitute part maintains identical pin configuration, package dimensions (8-SOIC, 0.154" width), and functional specifications. No circuit modifications or PCB redesign is required for substitution.

Q: Why should I consider the substitute part for new designs?

A: The DS1233MS-5+T&R offers active product status, ensuring long-term availability and manufacturing support. ROHS3 compliance meets current regulatory requirements for new production systems. Tape & reel packaging supports automated assembly processes.

Q: Are there any compatibility concerns with the 8-SOIC package?

A: No. Both parts use identical 8-SOIC surface mount packaging with 0.154" (3.90mm) width. PCB footprints, solder pad layouts, and assembly processes are fully compatible.

Q: What is the significance of the tape & reel packaging designation?

A: Tape & reel packaging indicates components are supplied on continuous carrier tape wound on reels, optimized for automated pick-and-place assembly. This format improves manufacturing efficiency and component traceability compared to bulk packaging.