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AX7DCF2-1800.0000C Equivalent & Substitute Parts
Part Overview
The AX7DCF2-1800.0000C is a 1.8 GHz XO (Standard) LVDS Oscillator manufactured by Abracon LLC as part of the ClearClock™ AX7 series. This surface mount crystal oscillator operates at 1.8V with enable/disable functionality and is housed in an 8-SMD, No Lead package. The part is discontinued at DiGi Electronics, making identification of equivalent alternatives essential for ongoing design support and procurement.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Frequency | 1.8 GHz |
| Output Type | LVDS |
| Supply Voltage | 1.8V |
| Function | Enable/Disable |
| Frequency Stability | ±25ppm |
| Operating Temperature Range | -40°C ~ 85°C |
| Maximum Supply Current | 70mA |
| Package Type | 8-SMD, No Lead |
| Physical Dimensions | 7.00mm x 5.00mm x 1.90mm (max height) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | MSL 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the AX7DCF2-1800.0000C is determined by strict equivalence across the following critical parameters:
- Frequency: 1.8 GHz (exact match required)
- Output Configuration: LVDS (exact match required)
- Supply Voltage: 1.8V (exact match required)
- Enable/Disable Function: Present (exact match required)
- Package Type: 8-SMD, No Lead (exact match required)
- Frequency Stability: ±25ppm (exact match required)
- Operating Temperature Range: -40°C ~ 85°C (exact match required)
- Maximum Supply Current: 70mA (exact match required)
The AX7DCF1-1800.0000C meets all substitution criteria as a parametric equivalent within the ClearClock™ AX7 series, differing only in internal design revision (DCF1 vs. DCF2) while maintaining identical electrical and mechanical specifications.
Parameter Comparison
| Parameter | AX7DCF2-1800.0000C | AX7DCF1-1800.0000C |
|---|---|---|
| Manufacturer | Abracon LLC | Abracon LLC |
| Series | ClearClock™ AX7 | ClearClock™ AX7 |
| Frequency | 1.8 GHz | 1.8 GHz |
| Output Type | LVDS | LVDS |
| Supply Voltage | 1.8V | 1.8V |
| Enable/Disable Function | Yes | Yes |
| Frequency Stability | ±25ppm | ±25ppm |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Maximum Supply Current | 70mA | 70mA |
| Disable Current (Max) | 65mA | 65mA |
| Package Type | 8-SMD, No Lead | 8-SMD, No Lead |
| Physical Dimensions | 7.00mm x 5.00mm | 7.00mm x 5.00mm |
| Maximum Height | 1.90mm | 1.90mm |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | MSL 1 (Unlimited) | MSL 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN Classification | EAR99 | EAR99 |
Engineering Selection Recommendations
Both parts carry identical regulatory compliance certifications: ROHS3 compliance and REACH Unaffected status. The AX7DCF1-1800.0000C is a direct parametric equivalent suitable for applications requiring the AX7DCF2-1800.0000C. Selection between these parts should be based on availability and procurement lead times, as both parts are discontinued at DiGi Electronics and sourced from existing inventory channels. No functional or performance differentiation exists between the two variants based on provided specifications.
Frequently Asked Questions (FAQ)
Q: Can the AX7DCF1-1800.0000C replace the AX7DCF2-1800.0000C in existing designs?
A: Yes. Both parts are parametric equivalents with identical electrical specifications, frequency output, supply voltage, package type, and operating characteristics. No circuit modifications are required.
Q: Are there any differences in physical dimensions between these parts?
A: No. Both parts share identical package dimensions of 7.00mm x 5.00mm with a maximum seated height of 1.90mm in the 8-SMD, No Lead configuration.
Q: Do both parts meet the same compliance standards?
A: Yes. Both the AX7DCF2-1800.0000C and AX7DCF1-1800.0000C are ROHS3 compliant, REACH Unaffected, and classified as EAR99 for export purposes.
Q: What is the significance of the DCF1 and DCF2 designations?
A: These designations indicate internal design revisions within the ClearClock™ AX7 series. The revision difference does not affect electrical performance, mechanical compatibility, or functional characteristics as specified in the provided parameters.
Q: Are both parts suitable for the same operating temperature range?
A: Yes. Both parts operate across the identical temperature range of -40°C to 85°C with the same frequency stability of ±25ppm.
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