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7V-16.000MAHV-T Equivalent & Substitute Parts
Part Overview
The 7V-16.000MAHV-T is a 16 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 8pF load capacitance. Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and compliance certifications align with the original specification, enabling procurement flexibility and supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Frequency | 16 | MHz |
| Frequency Stability | ±30 | ppm |
| Load Capacitance | 8 | pF |
| ESR (Equivalent Series Resistance) | 60 | Ohms |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | 4-SMD, No Lead | — |
| Physical Dimensions | 3.20 x 2.50 x 0.90 | mm |
| RoHS Status | RoHS Compliant | — |
| Moisture Sensitivity Level | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution eligibility for the 7V-16.000MAHV-T is determined by strict alignment of the following electrical and mechanical parameters:
Primary Substitution Criteria:
- Frequency: 16 MHz (exact match required)
- Frequency Stability: ±30ppm (exact match required)
- Operating Temperature Range: -40°C to 85°C (exact match required)
- Package Type: 4-SMD, No Lead (exact match required)
- Operating Mode: Fundamental (exact match required)
- RoHS Compliance: Required
Secondary Compatibility Parameters:
- Load Capacitance: 8pF (preferred) or 10pF (acceptable with circuit design verification)
- ESR: 60 Ohms (preferred); higher values acceptable within circuit tolerance margins
- Physical Dimensions: Nominal compatibility within SMD placement tolerances
- Moisture Sensitivity Level: MSL 1 (preferred)
The identified substitute parts meet these criteria with documented electrical equivalence and mechanical interchangeability.
Parameter Comparison
| Parameter | 7V-16.000MAHV-T (TXC) | 7M-16.000MAHV-T (FTS) | 8Y-16.000MAHQ-T (TXC) |
|---|---|---|---|
| Manufacturer | TXC CORPORATION | FTS | TXC CORPORATION |
| Series | 7V | 7M | 8Y |
| Frequency | 16 MHz | 16 MHz | 16 MHz |
| Frequency Stability | ±30ppm | ±30ppm | ±30ppm |
| Frequency Tolerance | ±30ppm | ±30ppm | ±30ppm |
| Load Capacitance | 8pF | 8pF | 10pF |
| ESR | 60 Ohms | 80 Ohms | 200 Ohms |
| Operating Temperature | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C |
| Package / Case | 4-SMD, No Lead | 4-SMD, No Lead | 4-SMD, No Lead |
| Physical Dimensions | 3.20 x 2.50 mm | 3.20 x 2.50 mm | 2.00 x 1.60 mm |
| Height - Seated (Max) | 0.90 mm | 0.80 mm | 0.55 mm |
| RoHS Status | RoHS Compliant | RoHS Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active |
| Inventory Status | 986 Pcs | 12100 Pcs | 3494 Pcs |
Engineering Selection Recommendations
7M-16.000MAHV-T (FTS Substitute)
This part maintains identical electrical specifications to the 7V-16.000MAHV-T with 16 MHz frequency, ±30ppm stability, and 8pF load capacitance. The ESR differential of 20 Ohms (80 Ohms vs. 60 Ohms) remains within acceptable operating margins for standard oscillator circuit designs. Physical dimensions are identical at 3.20 x 2.50 mm, ensuring direct PCB footprint compatibility. RoHS compliance and MSL 1 rating match the original specification. Higher inventory availability (12100 Pcs) supports supply chain continuity. REACH status requires verification upon request from FTS.
8Y-16.000MAHQ-T (TXC Substitute)
This part shares identical frequency, stability, and temperature range specifications with the 7V-16.000MAHV-T. The load capacitance increases from 8pF to 10pF, requiring circuit design verification to confirm compatibility with oscillator tank circuit parameters. ESR increases to 200 Ohms, which may impact startup characteristics and power consumption in sensitive applications. Physical dimensions reduce to 2.00 x 1.60 mm with proportionally lower height (0.55 mm), enabling space-constrained PCB layouts. ROHS3 compliance and MSL 1 rating exceed original requirements. Same manufacturer (TXC CORPORATION) ensures consistent quality and support.
Frequently Asked Questions (FAQ)
Q: Can the 7M-16.000MAHV-T replace the 7V-16.000MAHV-T directly without circuit modification?
A: Yes. Both parts operate at 16 MHz with ±30ppm stability, 8pF load capacitance, and identical package dimensions. The 20 Ohm ESR difference is within standard oscillator circuit tolerance margins and does not require design changes for typical applications.
Q: What design considerations apply when substituting the 8Y-16.000MAHQ-T?
A: The 8Y series operates at 10pF load capacitance versus the original 8pF specification. Circuit designers must verify that the oscillator tank circuit can accommodate this 2pF increase without exceeding frequency tolerance limits. The significantly higher ESR (200 Ohms) may affect startup time and power consumption. Physical dimensions are substantially smaller, which may benefit space-constrained designs but requires PCB layout re-evaluation.
Q: Are all three parts RoHS compliant?
A: Yes. The 7V-16.000MAHV-T and 7M-16.000MAHV-T carry RoHS Compliant certification. The 8Y-16.000MAHQ-T carries ROHS3 Compliant certification, which represents an enhanced compliance standard.
Q: What is the impact of different ESR values on circuit performance?
A: ESR (Equivalent Series Resistance) affects crystal startup time, power consumption, and frequency stability margin. The 7V original at 60 Ohms provides baseline performance. The 7M at 80 Ohms introduces minimal impact for standard applications. The 8Y at 200 Ohms may require circuit optimization in power-sensitive or high-frequency applications. Circuit simulation or prototype testing is appropriate for critical designs.
Q: Can the 8Y-16.000MAHQ-T be used in applications with strict PCB space limitations?
A: Yes. The 8Y package measures 2.00 x 1.60 mm with 0.55 mm height, compared to the 7V at 3.20 x 2.50 mm with 0.90 mm height. This represents a significant footprint reduction suitable for compact designs. Electrical compatibility must be confirmed through load capacitance verification as noted above.
Q: What is Moisture Sensitivity Level (MSL) 1, and why does it matter?
A: MSL 1 indicates unlimited shelf life without moisture exposure controls. All three parts carry MSL 1 rating, eliminating moisture-related handling restrictions and simplifying inventory management.
Q: Are there any REACH or ECCN compliance differences between these parts?
A: The 7V-16.000MAHV-T and 8Y-16.000MAHQ-T both carry REACH Unaffected status and EAR99 ECCN classification. The 7M-16.000MAHV-T REACH status requires verification upon request from FTS. For export-controlled applications, confirm ECCN classification with the supplier.
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