AX7PBF3-2100.0000C Equivalent & Substitute Parts

Part Overview

The AX7PBF3-2100.0000C is a 2.1 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, designed for high-frequency applications requiring LVPECL output signaling. The part is discontinued at DiGi Electronics, making identification of equivalent substitute components essential for ongoing system support and procurement.

Substiute Parts

AX7PBF3-2100.0000C

Abracon LLCIn Stock: 746AX7PBF3-2100.0000C Datasheet

Current PartRFQ

AX7PBF1-2100.0000C

Abracon LLCIn Stock: 1193AX7PBF1-2100.0000C Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the AX7PBF3-2100.0000C is determined by strict equivalence across the following critical parameters:

• Frequency: 2.1 GHz (exact match required)
• Output Type: LVPECL (signal standard compatibility)
• Supply Voltage: 2.5V (power supply compatibility)
• Function: Enable/Disable (operational feature match)
• Frequency Stability: ±25ppm (timing accuracy specification)
• Operating Temperature Range: -40°C ~ 85°C (thermal operating window)
• Package Type: 8-SMD, No Lead (physical and electrical interface)
• Package Dimensions: 7.00mm x 5.00mm (PCB layout compatibility)

The AX7PBF1-2100.0000C qualifies as a parametric equivalent substitute, matching all critical electrical and mechanical specifications while maintaining identical functional performance within the same ClearClock™ AX7 series.

Parameter Comparison

Engineering Selection Recommendations

Both the AX7PBF3-2100.0000C and AX7PBF1-2100.0000C are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements. The AX7PBF1-2100.0000C offers superior inventory availability (1097 pcs vs. 685 pcs), making it the preferred selection for new procurement and long-term supply chain stability. Both parts maintain identical electrical performance, thermal ratings, and compliance certifications, ensuring direct functional interchangeability in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can the AX7PBF1-2100.0000C be used as a direct replacement for the AX7PBF3-2100.0000C?

A: Yes. Both parts are parametric equivalents within the ClearClock™ AX7 series, matching all critical specifications including frequency, output type, supply voltage, temperature range, and package dimensions. No circuit modifications are required.

Q: Are there any differences in pin configuration or signal timing between these parts?

A: No. Both parts use identical 8-SMD, No Lead packaging with matching pin assignments and LVPECL output characteristics. Frequency stability (±25ppm) and enable/disable functionality are identical.

Q: What is the significance of the part number suffix difference (PBF3 vs. PBF1)?

A: The suffix variation indicates internal design or manufacturing revision within the same product family. Both revisions meet identical electrical and mechanical specifications for the 2.1 GHz LVPECL oscillator application.

Q: Are both parts suitable for the full operating temperature range?

A: Yes. Both parts are rated for -40°C ~ 85°C operation, with identical frequency stability and current consumption across the entire temperature range.

Q: What is the MSL 1 rating and does it affect handling?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture control requirements. Both parts can be stored and handled under standard conditions without special moisture-barrier packaging.