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CE3391-49.152 XTAL OSC XO 49.152MHz HCMOS SMD Equivalent & Substitute Parts
Part Overview
The CE3391-49.152 is a 49.152 MHz XO (Standard) HCMOS Oscillator manufactured by Crystek Corporation. This surface mount crystal oscillator operates at 3.3V with Enable/Disable functionality in a 4-SMD, No Lead package. The part is Active status and widely used in telecommunications, networking, and industrial timing applications requiring precise 49.152 MHz frequency generation. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the allowed parameter set.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Frequency | 49.152 MHz |
| Output Type | HCMOS |
| Supply Voltage | 3.3V |
| Function | Enable/Disable |
| Frequency Stability | ±25ppm |
| Operating Temperature Range | -40°C ~ 85°C |
| Package Type | 4-SMD, No Lead |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the CE3391-49.152 is determined by strict equivalence across the following critical parameters:
- Frequency: 49.152 MHz (exact match required)
- Output Configuration: HCMOS
- Supply Voltage: 3.3V
- Enable/Disable Function: Present
- Package: 4-SMD, No Lead
- Frequency Stability: ±25ppm
- Operating Temperature: -40°C ~ 85°C
- RoHS Compliance: ROHS3 Compliant
- MSL Rating: 1 (Unlimited)
The HSM613-049.152M from Connor Winfield meets all substitution criteria. Both parts share identical frequency, output type, voltage, function, package configuration, stability specification, temperature range, and compliance certifications. Mechanical dimensions and current specifications vary within acceptable tolerances for this product category.
Parameter Comparison
| Parameter | CE3391-49.152 (Crystek) | HSM613-049.152M (Connor Winfield) | Compatibility |
|---|---|---|---|
| Manufacturer Part Number | CE3391-49.152 | HSM613-049.152M | Different manufacturers |
| Frequency | 49.152 MHz | 49.152 MHz | Equivalent |
| Output Type | HCMOS | HCMOS | Equivalent |
| Supply Voltage | 3.3V | 3.3V | Equivalent |
| Function | Enable/Disable | Enable/Disable | Equivalent |
| Frequency Stability | ±25ppm | ±25ppm | Equivalent |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | Equivalent |
| Package / Case | 4-SMD, No Lead | 4-SMD, No Lead | Equivalent |
| Mounting Type | Surface Mount | Surface Mount | Equivalent |
| Size / Dimension | 0.283" L x 0.205" W (7.20mm x 5.20mm) | 0.295" L x 0.197" W (7.50mm x 5.00mm) | Within tolerance |
| Height - Seated (Max) | 0.071" (1.80mm) | 0.055" (1.40mm) | Within tolerance |
| Current - Supply (Max) | 25mA | 20mA | HSM613 lower consumption |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | Equivalent |
| REACH Status | REACH Unaffected | REACH Unaffected | Equivalent |
| ECCN | EAR99 | EAR99 | Equivalent |
Engineering Selection Recommendations
Both the CE3391-49.152 and HSM613-049.152M are Active status products with full ROHS3 compliance and REACH Unaffected certification. Selection between these parts should be based on:
- Supply chain availability and lead time requirements
- PCB layout constraints, as dimensional variations exist within acceptable tolerances
- Power budget considerations, as the HSM613-049.152M operates at 20mA maximum versus 25mA for the CE3391-49.152
- Preferred manufacturer qualification and design validation history
Both parts are suitable for direct substitution in applications requiring 49.152 MHz HCMOS oscillators with 3.3V supply and Enable/Disable control.
Frequently Asked Questions (FAQ)
Q: Can the HSM613-049.152M replace the CE3391-49.152 in existing designs?
A: Yes. Both parts meet identical electrical specifications for frequency, output type, supply voltage, function, stability, and temperature range. Mechanical dimensions vary slightly but remain within acceptable tolerances for 4-SMD, No Lead packages. PCB footprint compatibility should be verified for specific layout constraints.
Q: What are the key differences between these parts?
A: The primary differences are manufacturer identity and current consumption. The HSM613-049.152M draws 20mA maximum supply current compared to 25mA for the CE3391-49.152. Physical dimensions differ marginally: HSM613-049.152M is slightly larger in length (7.50mm vs 7.20mm) but lower in height (1.40mm vs 1.80mm).
Q: Are both parts RoHS and REACH compliant?
A: Yes. Both CE3391-49.152 and HSM613-049.152M are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements.
Q: What is the frequency stability specification?
A: Both parts maintain ±25ppm frequency stability across the -40°C to 85°C operating temperature range.
Q: Can these parts be used interchangeably in production?
A: Yes, provided PCB layout accommodates the dimensional variations and the lower current consumption of the HSM613-049.152M is acceptable for the application power budget.
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