7W25003003 XTAL OSC XO 25.0000MHZ CMOS SMD Equivalent & Substitute Parts

Part Overview

The 7W25003003 is a 25 MHz XO (Standard) CMOS oscillator manufactured by TXC CORPORATION, designed for surface mount applications with 3.3V supply voltage and Enable/Disable functionality. This component operates across the temperature range of -10°C to 70°C with a frequency stability of ±25ppm and is packaged in a 4-SMD, No Lead configuration measuring 7.00mm x 5.00mm.

The 7W25003003 is classified as Obsolete. Locating equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for applications utilizing this oscillator specification.

Substiute Parts

7W25003003

TXC CORPORATIONIn Stock: 7797W25003003 Datasheet

Current PartRFQ

SXO75C3C171-25.000M

Suntsu Electronics, Inc.In Stock: 12040SXO75C3C171-25.000M Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 7W25003003 is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Frequency: 25 MHz (exact match required)
• Output Type: CMOS
• Supply Voltage: 3.3V
• Function: Enable/Disable capability
• Frequency Stability: ±25ppm
• Operating Temperature Range: -10°C ~ 70°C (minimum)
• Package Type: 4-SMD, No Lead
• Physical Dimensions: 7.00mm x 5.00mm footprint
• Mounting Type: Surface Mount

The substitute part SXO75C3C171-25.000M manufactured by Suntsu Electronics, Inc. meets all mandatory matching parameters and is therefore classified as a direct equivalent for the 7W25003003.

Parameter Comparison

Engineering Selection Recommendations

The SXO75C3C171-25.000M is a direct functional equivalent to the obsolete 7W25003003. Selection of this substitute part is supported by the following engineering factors:

Product Status Advantage: The substitute part maintains Active product status with Suntsu Electronics, ensuring ongoing availability and supply chain continuity compared to the Obsolete status of the original part.

Compliance Alignment: Both parts maintain equivalent regulatory compliance. The substitute achieves ROHS3 Compliant status (an advancement over RoHS Compliant), and both parts share identical REACH Unaffected and EAR99 ECCN classifications.

Electrical Equivalence: All critical electrical parameters are identical: 25 MHz frequency, CMOS output, 3.3V supply voltage, Enable/Disable function, ±25ppm frequency stability, and -10°C to 70°C operating temperature range.

Physical Compatibility: Both parts utilize identical 4-SMD, No Lead packaging with 7.00mm x 5.00mm footprints, ensuring PCB layout compatibility. The substitute part exhibits a maximum seated height of 1.60mm compared to 1.42mm for the original part, representing a 0.18mm difference that remains within typical PCB assembly tolerances for surface mount applications.

Supply Availability: The substitute part is available in significantly higher inventory quantities (11,971 pieces) compared to the original part (678 pieces), supporting production scalability and long-term supply security.

Frequently Asked Questions (FAQ)

Q: Can the SXO75C3C171-25.000M be used as a direct replacement for the 7W25003003 without circuit modifications?

A: Yes. The substitute part matches all mandatory electrical and mechanical parameters. No circuit modifications are required. Both parts operate at 3.3V with identical CMOS output, Enable/Disable function, frequency, and frequency stability specifications.

Q: What is the significance of the 0.18mm height difference between the two parts?

A: The original part has a maximum seated height of 1.42mm, while the substitute measures 1.60mm. This 0.18mm difference is within standard PCB assembly tolerances for surface mount components and does not affect electrical performance or typical board clearance requirements. Verify clearance in your specific PCB design if height-constrained applications are present.

Q: Are both parts RoHS compliant?

A: Yes. The original 7W25003003 is RoHS Compliant. The substitute SXO75C3C171-25.000M achieves ROHS3 Compliant status, which represents an advancement in environmental compliance standards. Both parts are suitable for RoHS-regulated applications.

Q: What is the current consumption difference between these parts?

A: The original part does not specify maximum supply current. The substitute part specifies a maximum supply current of 16mA. This specification provides additional design margin information for power budget calculations in applications utilizing the substitute part.

Q: Do both parts support the same operating temperature range?

A: Yes. Both parts operate across the identical temperature range of -10°C to 70°C with ±25ppm frequency stability maintained throughout this range.

Q: Is the packaging identical between the two parts?

A: Yes. Both parts use 4-SMD, No Lead packaging with identical 7.00mm x 5.00mm footprints, ensuring direct PCB layout compatibility without redesign requirements.

Q: Why is the original part classified as Obsolete?

A: The 7W25003003 is designated Obsolete by TXC CORPORATION. The SXO75C3C171-25.000M maintains Active status with Suntsu Electronics, providing continued manufacturing support and supply availability for this oscillator specification.