7M-26.000MAHV-T 26 MHz Crystal Equivalent & Substitute Parts

Part Overview

The 7M-26.000MAHV-T is a 26 MHz fundamental mode crystal oscillator manufactured by TXC CORPORATION, designed for surface mount applications in 4-SMD, No Lead package configuration. This active product operates across the industrial temperature range of -40°C to 85°C with ±30ppm frequency stability and is RoHS Compliant with MSL 1 rating. Substitute parts are identified when original inventory becomes unavailable or when application-specific parameter variations are acceptable within the defined electrical and mechanical constraints.

Substiute Parts

7M-26.000MAHV-T
TXC CORPORATIONIn Stock: 14547M-26.000MAHV-T Datasheet
7M-26.000MAHV-T
Current Part
8Z-26.000MAHQ-T
TXC CORPORATIONIn Stock: 10928Z-26.000MAHQ-T Datasheet
8Z-26.000MAHQ-T
Similar

Key Parameters

Parameter Value Unit
Frequency 26.0000 MHz
Frequency Stability ±30 ppm
Load Capacitance 8 pF
ESR (Equivalent Series Resistance) 60 Ohms
Operating Mode Fundamental
Operating Temperature Range -40 to 85 °C
Mounting Type Surface Mount
Package / Case 4-SMD, No Lead
RoHS Status RoHS Compliant
MSL Rating 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 7M-26.000MAHV-T is determined by the following critical parameters:

Primary Matching Criteria:

  • Frequency: 26.0000 MHz (exact match required)
  • Frequency Stability: ±30ppm (exact match required)
  • Operating Mode: Fundamental (exact match required)
  • Operating Temperature Range: -40°C to 85°C (exact match required)
  • Package / Case: 4-SMD, No Lead (exact match required)
  • Mounting Type: Surface Mount (exact match required)

Secondary Compatibility Parameters (Allowable Variation):

  • Load Capacitance: 6pF to 10pF range
  • ESR: 60 to 100 Ohms range
  • Physical dimensions: Variations acceptable within SMD footprint compatibility
  • Packaging format: Tape & Reel (TR) or Cut Tape (CT) both acceptable

Compliance Requirements:

  • RoHS Compliance (RoHS Compliant or ROHS3 Compliant)
  • MSL Rating: 1 (Unlimited)
  • REACH Status: REACH Unaffected

Three substitute parts meet these criteria: 8Z-26.000MAHQ-T (TXC CORPORATION), XZAEELNANF-26.000000 (Taitien), and XZLEELNANF-26.000000 (Taitien).

Parameter Comparison

Parameter 7M-26.000MAHV-T 8Z-26.000MAHQ-T XZAEELNANF-26.000000 XZLEELNANF-26.000000
Manufacturer TXC CORPORATION TXC CORPORATION Taitien Taitien
Frequency 26 MHz 26 MHz 26 MHz 26 MHz
Frequency Stability ±30ppm ±30ppm ±30ppm ±30ppm
Load Capacitance 8pF 10pF 8pF 6pF
ESR 60 Ohms 100 Ohms 100 Ohms 100 Ohms
Operating Mode Fundamental Fundamental Fundamental Fundamental
Operating Temperature -40 to 85°C -40 to 85°C -40 to 85°C -40 to 85°C
Package / Case 4-SMD, No Lead 4-SMD, No Lead 4-SMD, No Lead 4-SMD, No Lead
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
RoHS Status RoHS Compliant RoHS Compliant ROHS3 Compliant ROHS3 Compliant
MSL Rating 1 (Unlimited) 1 (Unlimited) 1 (Unlimited) 1 (Unlimited)
Packaging Format Tape & Reel (TR) Tape & Reel (TR) Cut Tape (CT) Cut Tape (CT)

Engineering Selection Recommendations

8Z-26.000MAHQ-T (TXC CORPORATION)

This substitute maintains TXC CORPORATION manufacturing continuity with identical frequency, stability, and temperature specifications. The 10pF load capacitance and 100 Ohm ESR represent the primary electrical variations. Both RoHS Compliant and MSL 1 ratings ensure compliance equivalence. Tape & Reel packaging matches the original format. Selection is appropriate when TXC CORPORATION sourcing is preferred and load capacitance tolerance permits 10pF operation.

XZAEELNANF-26.000000 (Taitien)

This substitute provides cross-manufacturer compatibility with matching 8pF load capacitance to the original part. ESR increases to 100 Ohms. ROHS3 Compliant status exceeds RoHS Compliant requirements. MSL 1 rating and fundamental mode operation remain identical. Cut Tape packaging differs from original Tape & Reel format. Selection is appropriate for applications where Taitien sourcing is acceptable and packaging format flexibility exists.

XZLEELNANF-26.000000 (Taitien)

This substitute offers the lowest load capacitance at 6pF with 100 Ohm ESR. Taitien manufacturing with ROHS3 Compliant and MSL 1 ratings provides compliance equivalence. Cut Tape packaging format differs from original. Selection is appropriate when lower load capacitance operation is compatible with circuit design and Taitien sourcing is acceptable.

Frequently Asked Questions (FAQ)

Q: Can 8Z-26.000MAHQ-T replace 7M-26.000MAHV-T in all applications?

A: 8Z-26.000MAHQ-T matches all critical parameters including frequency, stability, temperature range, and package type. The 10pF load capacitance differs from the original 8pF specification. Circuit design must accommodate this capacitance variation. ESR increases from 60 to 100 Ohms. Substitution is valid when these electrical variations are within application tolerance.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, suitable for automated assembly lines. Cut Tape (CT) packaging supplies components on tape segments cut to specified lengths, suitable for manual assembly or smaller production runs. Both formats contain identical components; packaging selection depends on assembly process requirements.

Q: Are Taitien XZAEELNANF-26.000000 and XZLEELNANF-26.000000 interchangeable with each other?

A: Both Taitien parts share identical frequency, stability, temperature range, and package specifications. Load capacitance differs: XZAEELNANF-26.000000 specifies 8pF while XZLEELNANF-26.000000 specifies 6pF. ESR is identical at 100 Ohms for both. Interchangeability depends on circuit load capacitance requirements.

Q: Does ROHS3 Compliant status differ from RoHS Compliant?

A: ROHS3 Compliant indicates compliance with the third iteration of RoHS regulations, which includes additional restricted substances compared to earlier RoHS versions. ROHS3 Compliant parts satisfy RoHS Compliant requirements. Both statuses are acceptable for applications requiring RoHS compliance.

Q: What does MSL 1 (Unlimited) rating mean?

A: MSL (Moisture Sensitivity Level) 1 indicates the lowest moisture sensitivity classification. Components rated MSL 1 require no special moisture control during storage, handling, or assembly. "Unlimited" specifies that shelf life is not restricted by moisture exposure, making these parts suitable for standard warehouse storage conditions.

Q: Can load capacitance variation affect circuit performance?

A: Load capacitance specification indicates the capacitive load the crystal oscillator is designed to drive. Circuits are typically designed for specific load capacitance values. Operating a crystal at load capacitance outside its specification may result in frequency deviation, increased power consumption, or oscillation instability. Circuit design must confirm compatibility with substitute load capacitance values.

Q: Is ESR (Equivalent Series Resistance) variation significant?

A: ESR affects crystal oscillator startup time, power consumption, and frequency stability under load. The original 7M-26.000MAHV-T specifies 60 Ohms ESR. Substitutes with 100 Ohm ESR represent a 40 Ohm increase. Circuit design must confirm that higher ESR does not compromise oscillator performance or exceed maximum ESR tolerance of the oscillator circuit.

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