DS1135Z-20+ Equivalent & Substitute Parts

Part Overview

The DS1135Z-20+ is a delay line integrated circuit manufactured by Analog Devices Inc./Maxim Integrated, classified as a Clock/Timing component. This nonprogrammable multiple tap delay line IC provides a fixed 20ns delay to the first tap with three independent delay outputs. The device is actively produced and widely used in timing and signal synchronization applications requiring precise delay generation in compact form factors.

Identifying equivalent and substitute parts for the DS1135Z-20+ is necessary when managing supply chain continuity, optimizing inventory, or addressing component availability constraints while maintaining functional and electrical compatibility.

Substiute Parts

DS1135Z-20+

Analog Devices Inc./Maxim IntegratedIn Stock: 1119DS1135Z-20+ Datasheet

Current PartRFQ

DS1135Z-20+

Analog Devices Inc./Maxim IntegratedIn Stock: 1119DS1135Z-20+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DS1135Z-20+ is determined by strict alignment with the following critical parameters:

• Delay Specification: Delay to 1st tap must be 20ns; available total delays must be 20ns
• Output Configuration: Must provide three independent delay outputs with nonprogrammable function
• Electrical Characteristics: Supply voltage range 4.75V ~ 5.25V; operating temperature -40°C ~ 85°C
• Physical Form Factor: 8-SOIC surface mount package with 0.154" width (3.90mm)
• Compliance Requirements: ROHS3 compliance and MSL Level 1 rating

Only components meeting all specified parameters qualify as direct substitutes. The DS1135Z-20+ serves as both the primary reference and the confirmed substitute part, as it fully satisfies all substitution criteria.

Parameter Comparison

Engineering Selection Recommendations

The DS1135Z-20+ is the confirmed equivalent and substitute part for applications requiring a 20ns delay line IC with three independent outputs in 8-SOIC packaging. Selection is supported by:

• Active Product Status: The component is in active production, ensuring ongoing availability and supply chain stability
• Regulatory Compliance: ROHS3 compliance satisfies environmental and hazardous substance restrictions; MSL Level 1 eliminates moisture sensitivity constraints during storage and handling
• Electrical Compatibility: Supply voltage range and operating temperature specifications align with standard industrial and commercial timing applications
• Physical Compatibility: 8-SOIC surface mount package enables direct PCB integration without layout modifications

No alternative delay specifications or package configurations are introduced in this substitution analysis.

Frequently Asked Questions (FAQ)

Q: What makes DS1135Z-20+ a valid substitute for itself? A: The DS1135Z-20+ meets all critical substitution parameters: 20ns delay specification, three independent outputs, 8-SOIC package, 4.75V–5.25V supply range, and -40°C to 85°C operating temperature. These parameters define the functional and electrical requirements for direct substitution in delay line applications.

Q: Are there alternative delay specifications available in the DS1135 series? A: The DS1135 base product number may include variants with different delay specifications. However, only the DS1135Z-20+ variant with 20ns delay is presented in this substitution analysis. Alternative delay values require separate evaluation against specific application requirements.

Q: What is the significance of the 8-SOIC package specification? A: The 8-SOIC (0.154", 3.90mm Width) package is a surface mount form factor with defined pin pitch and body dimensions. This specification ensures mechanical and electrical compatibility with PCB layouts designed for this package type. Substitutes must use identical packaging to avoid redesign requirements.

Q: Does MSL Level 1 affect component handling or storage? A: MSL Level 1 indicates unlimited moisture sensitivity, meaning the component does not require special moisture control during storage or handling. This simplifies logistics and reduces storage infrastructure requirements compared to higher MSL ratings.

Q: Is ROHS3 compliance mandatory for all applications? A: ROHS3 compliance is a regulatory requirement in many jurisdictions for electronic components. The DS1135Z-20+ meets this standard, making it suitable for applications subject to environmental and hazardous substance restrictions.