CVPD-914X-50-77.76 Equivalent & Substitute Parts

Part Overview

The CVPD-914X-50-77.76 is a 77.76 MHz VCXO (Voltage Controlled Crystal Oscillator) with LVPECL output, designed for 3.3V operation with Enable/Disable functionality. This component is classified as Obsolete, making identification of suitable substitute parts essential for ongoing system support and new design implementations. The part is housed in a 6-SMD, No Lead surface mount package with ROHS3 compliance and unlimited moisture sensitivity rating.

Substiute Parts

CVPD-914X-50-77.76

Crystek CorporationIn Stock: 948CVPD-914X-50-77.76 Datasheet

Current PartRFQ

CVPD-940X-77.760

Crystek CorporationIn Stock: 946CVPD-940X-77.760 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the CVPD-914X-50-77.76 is determined by strict equivalence across the following critical parameters:

• Frequency: 77.76 MHz (exact match required)
• Output Type: LVPECL (exact match required)
• Supply Voltage: 3.3V (exact match required)
• Function: Enable/Disable (exact match required)
• Absolute Pull Range (APR): ±50ppm (exact match required)
• Operating Temperature Range: -40°C ~ 85°C (exact match required)
• Current - Supply (Max): 88mA (exact match required)
• Package / Case: 6-SMD, No Lead (exact match required)
• Physical Dimensions: 0.559" L x 0.360" W, Height 0.209" max (exact match required)
• Compliance: ROHS3 Compliant, REACH Unaffected (exact match required)

The CVPD-940X-77.760 meets all substitution criteria and is classified as an electrical and mechanical equivalent.

Parameter Comparison

Engineering Selection Recommendations

The CVPD-940X-77.760 is the direct equivalent substitute for the obsolete CVPD-914X-50-77.76. Both parts are manufactured by Crystek Corporation and share identical electrical and mechanical specifications across all critical parameters. The primary distinction is product status: the CVPD-914X-50-77.76 is classified as Obsolete, while the CVPD-940X-77.760 maintains Active status, ensuring ongoing availability and manufacturer support.

Both parts maintain ROHS3 compliance and REACH Unaffected certification, satisfying regulatory requirements for current and future applications. The substitute part is available in Strip packaging with confirmed inventory of 860 units.

Frequently Asked Questions (FAQ)

Q: Can the CVPD-940X-77.760 be used as a direct replacement for the CVPD-914X-50-77.76?

A: Yes. The CVPD-940X-77.760 is a direct electrical and mechanical equivalent. All functional parameters, output characteristics, supply voltage, frequency, temperature range, and physical dimensions are identical. The parts are pin-compatible and require no circuit modifications.

Q: What is the primary reason for substitution?

A: The CVPD-914X-50-77.76 is classified as Obsolete. The CVPD-940X-77.760 is the Active equivalent, ensuring continued availability and manufacturer support for new designs and system maintenance.

Q: Are there any packaging differences between these parts?

A: The main part is supplied without specified packaging detail, while the substitute (CVPD-940X-77.760) is available in Strip packaging. Both use identical 6-SMD, No Lead surface mount packages with matching physical dimensions and height specifications.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the CVPD-914X-50-77.76 and CVPD-940X-77.760 are ROHS3 Compliant and REACH Unaffected, meeting current regulatory requirements.

Q: What are the critical parameters that must match for substitution?

A: Frequency (77.76 MHz), output type (LVPECL), supply voltage (3.3V), Enable/Disable function, absolute pull range (±50ppm), operating temperature range (-40°C ~ 85°C), maximum supply current (88mA), package type (6-SMD, No Lead), physical dimensions, and compliance certifications must all be identical.