AX3DAF4-148.5000T3 Equivalent & Substitute Parts

Part Overview

The AX3DAF4-148.5000T3 is a 148.5 MHz XO (Standard) LVDS Oscillator manufactured by Abracon LLC as part of the ClearClock™ AX3 series. This surface mount crystal oscillator operates at 3.3V with Enable/Disable functionality, designed for applications requiring precise frequency generation with LVDS output. The part is currently Active in product status with 1157 pieces available in new original inventory. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same product series and specifications.

Substiute Parts

AX3DAF4-148.5000T3

Abracon LLCIn Stock: 1184AX3DAF4-148.5000T3 Datasheet

Current PartRFQ

AX3DAF1-148.5000T

Abracon LLCIn Stock: 1962AX3DAF1-148.5000T Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The AX3DAF4-148.5000T3 has one identified parametric equivalent: AX3DAF1-148.5000T. This substitute relationship is established based on strict equivalence across all critical electrical and mechanical parameters:

Key Parameters for Substitution:

• Frequency: 148.5 MHz (identical)
• Output Type: LVDS (identical)
• Supply Voltage: 3.3V (identical)
• Frequency Stability: ±25ppm (identical)
• Operating Temperature Range: -40°C ~ 85°C (identical)
• Current - Supply (Max): 27mA (identical)
• Current - Supply (Disable) (Max): 10µA (identical)
• Mounting Type: Surface Mount (identical)
• Package / Case: 6-SMD, No Lead (identical)
• Size / Dimension: 0.126" L x 0.098" W (3.20mm x 2.50mm) (identical)
• Height - Seated (Max): 0.043" (1.10mm) (identical)
• RoHS Status: ROHS3 Compliant (identical)
• Moisture Sensitivity Level: 1 (Unlimited) (identical)

The primary difference between these parts is packaging format: the main part (AX3DAF4-148.5000T3) uses standard packaging, while the substitute (AX3DAF1-148.5000T) is supplied in Tape & Reel (TR) format.

Parameter Comparison

Engineering Selection Recommendations

Both the AX3DAF4-148.5000T3 and AX3DAF1-148.5000T are Active products from Abracon LLC with identical electrical and mechanical specifications. Both parts are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements. Selection between these parts should be based on packaging requirements: the main part is available in standard packaging, while the substitute is supplied in Tape & Reel (TR) format for automated assembly processes. Inventory availability differs, with the substitute part showing higher stock levels (1911 pieces versus 1157 pieces).

Frequently Asked Questions (FAQ)

Q: Can AX3DAF1-148.5000T be used as a direct replacement for AX3DAF4-148.5000T3?

A: Yes. Both parts are electrically and mechanically identical across all specified parameters including frequency, output type, supply voltage, stability, temperature range, and physical dimensions. The only difference is packaging format.

Q: What is the difference between the main part and the substitute?

A: The AX3DAF4-148.5000T3 uses standard packaging, while the AX3DAF1-148.5000T is supplied in Tape & Reel (TR) format. Tape & Reel packaging is designed for high-volume automated assembly processes.

Q: Are both parts compliant with current regulations?

A: Yes. Both parts are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory standards.

Q: Does packaging format affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly methods. Electrical and mechanical performance remain identical.

Q: Which part should I select for my application?

A: Selection depends on your assembly process. Use AX3DAF4-148.5000T3 for manual or low-volume assembly. Use AX3DAF1-148.5000T for automated high-volume production requiring Tape & Reel format.

Q: Are there any temperature or frequency limitations between these parts?

A: No. Both parts operate identically across the full temperature range of -40°C to 85°C at 148.5 MHz with ±25ppm stability.