AX7PBF3-1000.0000C Equivalent & Substitute Parts

Part Overview

The AX7PBF3-1000.0000C is a 1 GHz XO (Standard) LVPECL oscillator manufactured by Abracon LLC as part of the ClearClock™ AX7 series. This surface mount crystal oscillator operates at 2.5V with enable/disable functionality and is housed in an 8-SMD, No Lead package. The part is discontinued at DiGi Electronics, making equivalent substitute parts necessary for ongoing design support and procurement.

Substiute Parts

AX7PBF3-1000.0000C

Abracon LLCIn Stock: 805AX7PBF3-1000.0000C Datasheet

Current PartRFQ

AX7PBF1-1000.0000C

Abracon LLCIn Stock: 853AX7PBF1-1000.0000C Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the AX7PBF3-1000.0000C is determined by strict equivalence across the following critical parameters:

• Frequency: 1.0000 GHz (exact match required)
• Output Type: LVPECL (logic family compatibility)
• Supply Voltage: 2.5V (power supply compatibility)
• Function: Enable/Disable (functional requirement)
• Frequency Stability: ±25ppm (timing accuracy)
• Operating Temperature Range: -40°C to 85°C (environmental specification)
• Package Type: 8-SMD, No Lead (PCB footprint compatibility)
• Package Dimensions: 7.00mm × 5.00mm × 1.90mm (physical fit)

The AX7PBF1-1000.0000C meets all these criteria and qualifies as a parametric equivalent substitute.

Parameter Comparison

Engineering Selection Recommendations

The AX7PBF1-1000.0000C is a direct parametric equivalent to the AX7PBF3-1000.0000C. Both parts are manufactured by Abracon LLC within the ClearClock™ AX7 series and share identical electrical specifications, package dimensions, and compliance certifications. The substitute part maintains ROHS3 compliance and REACH unaffected status, ensuring regulatory compatibility for applications requiring the original part.

Current inventory availability differs between the two parts, with the AX7PBF1-1000.0000C showing 829 pieces in stock compared to 728 pieces for the original part number. Both parts are discontinued at DiGi Electronics, indicating limited long-term availability.

Frequently Asked Questions (FAQ)

Q: Can the AX7PBF1-1000.0000C be used as a direct replacement for the AX7PBF3-1000.0000C?

A: Yes. The AX7PBF1-1000.0000C is a parametric equivalent with identical frequency, output type, supply voltage, package type, and all electrical specifications. No circuit modifications are required.

Q: Are the package footprints identical?

A: Yes. Both parts use the 8-SMD, No Lead package with dimensions of 7.00mm length × 5.00mm width × 1.90mm height. PCB layouts are interchangeable.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the AX7PBF3-1000.0000C and AX7PBF1-1000.0000C are ROHS3 compliant and REACH unaffected, meeting the same regulatory requirements.

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

A: The provided data indicates both parts are from the same ClearClock™ AX7 series with identical specifications. The difference in part numbering (PBF3 versus PBF1) does not reflect differences in the electrical or mechanical parameters provided.

Q: Are there any current consumption differences?

A: No. Both parts have identical maximum supply current of 94mA and disable mode current of 86mA.

Q: What is the frequency stability specification?

A: Both parts maintain ±25ppm frequency stability across the operating temperature range of -40°C to 85°C.