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16 MHz ±10ppm Crystal 8pF SMD 7M16077007
Part Overview
The TXC CORPORATION 7M16077007 is a 16 MHz surface mount crystal oscillator with 8pF load capacitance, designed for fundamental mode operation across the -20°C to 70°C temperature range. This component is classified as Active product status with RoHS compliance and unlimited moisture sensitivity rating (MSL 1). The 4-SMD no-lead package (3.20mm × 2.50mm × 0.80mm) provides compact integration for embedded systems, microcontroller clock circuits, and timing applications. Equivalent and substitute parts are identified based on matching frequency, stability, load capacitance tolerance, operating temperature range, and surface mount package compatibility.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Frequency | 16.0000 | MHz |
| Frequency Stability | ±10 | ppm |
| Frequency Tolerance | ±10 | ppm |
| Load Capacitance | 8 | pF |
| Operating Temperature Range | -20 to 70 | °C |
| Mounting Type | Surface Mount | — |
| Package / Case | 4-SMD, No Lead | — |
| Size / Dimension | 3.20 × 2.50 | mm |
| Height - Seated (Max) | 0.80 | mm |
| RoHS Status | RoHS Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution eligibility for the 7M16077007 is determined by the following critical parameters:
Primary Matching Criteria:
- Frequency: 16.0000 MHz (exact match required)
- Frequency Stability: ±10ppm (exact match required)
- Operating Temperature Range: -20°C to 70°C (exact match required)
- Mounting Type: Surface Mount (exact match required)
- Package Type: 4-SMD, No Lead (exact match required)
Secondary Compatibility Parameters:
- Load Capacitance: 8pF (primary specification); 6pF and 10pF variants are listed as substitutes with load capacitance tolerance considerations
- ESR (Equivalent Series Resistance): Varies by manufacturer; not specified for main part but documented for substitutes
- Physical Dimensions: Footprint compatibility within 4-SMD no-lead category; height variations noted
Compliance & Certification:
- RoHS Status: RoHS Compliant or ROHS3 Compliant
- Moisture Sensitivity Level: MSL 1 (Unlimited) or Not Applicable
- REACH Status: REACH Unaffected
Substitute parts are grouped into three categories based on load capacitance deviation from the 8pF specification: exact 8pF matches, 10pF variants (higher capacitance), and 6pF variants (lower capacitance). All substitutes maintain identical frequency, stability, temperature range, and surface mount package classification.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Frequency (MHz) | Frequency Stability (ppm) | Load Capacitance (pF) | ESR (Ohms) | Operating Temperature (°C) | Package / Case | Size (mm) | Height (mm) | RoHS Status | MSL |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 7M16077007 | TXC CORPORATION | 16.0000 | ±10 | 8 | — | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.80 | RoHS Compliant | 1 (Unlimited) |
| 7M-16.000MEEQ-T | TXC CORPORATION | 16.0000 | ±10 | 10 | 80 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.80 | RoHS Compliant | 1 (Unlimited) |
| 8Z-16.000MEEQ-T | TXC CORPORATION | 16.0000 | ±10 | 10 | 100 | -20 to 70 | 4-SMD, No Lead | 2.50 × 2.00 | 0.55 | RoHS Compliant | 1 (Unlimited) |
| 403C11A16M00000 | CTS-Frequency Controls | 16.0000 | ±10 | 10 | 80 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.80 | ROHS3 Compliant | 1 (Unlimited) |
| ABM11W-16.0000MHZ-6-B1U-T3 | Abracon LLC | 16.0000 | ±10 | 6 | 150 | -20 to 70 | 4-SMD, No Lead | 2.00 × 1.60 | 0.50 | ROHS3 Compliant | Not Applicable |
| ABM8W-16.0000MHZ-6-B1U-T3 | Abracon LLC | 16.0000 | ±10 | 6 | 70 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.75 | ROHS3 Compliant | Not Applicable |
| ABM8W-16.0000MHZ-8-B1U-T3 | Abracon LLC | 16.0000 | ±10 | 8 | 70 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.75 | ROHS3 Compliant | Not Applicable |
| CS00527-16M | NDK America, Inc. | 16.0000 | ±10 | 10 | 60 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.70 | ROHS3 Compliant | 1 (Unlimited) |
| ECS-160-10-33B-CKM-TR | ECS Inc. | 16.0000 | ±10 | 10 | 60 | -20 to 70 | 4-SMD, No Lead | 3.20 × 2.50 | 0.80 | ROHS3 Compliant | 1 (Unlimited) |
| ECS-160-10-36-CKM-TR | ECS Inc. | 16.0000 | ±10 | 10 | 80 | -20 to 70 | 4-SMD, No Lead | 2.50 × 2.00 | 0.60 | ROHS3 Compliant | 1 (Unlimited) |
| ECS-160-10-36B-CKM-TR | ECS Inc. | 16.0000 | ±10 | 10 | 70 | -20 to 70 | 4-SMD, No Lead | 2.50 × 2.00 | 0.60 | ROHS3 Compliant | 1 (Unlimited) |
Engineering Selection Recommendations
Direct Equivalent (8pF Load Capacitance):
The ABM8W-16.0000MHZ-8-B1U-T3 from Abracon LLC is the only substitute part with matching 8pF load capacitance. This part maintains identical frequency (16.0000 MHz), frequency stability (±10ppm), operating temperature range (-20°C to 70°C), and 4-SMD no-lead package configuration. Physical dimensions are 3.20mm × 2.50mm with 0.75mm maximum seated height, compared to 0.80mm for the main part. ESR is specified at 70 Ohms. ROHS3 compliance and Not Applicable MSL rating are documented. This part is suitable for direct substitution where load capacitance specification is critical to circuit design.
10pF Load Capacitance Variants:
Five substitute parts specify 10pF load capacitance: 7M-16.000MEEQ-T (TXC, 80Ω ESR), 8Z-16.000MEEQ-T (TXC, 100Ω ESR, compact 2.50×2.00mm), 403C11A16M00000 (CTS-Frequency Controls, 80Ω ESR), CS00527-16M (NDK America, 60Ω ESR), ECS-160-10-33B-CKM-TR (ECS, 60Ω ESR), ECS-160-10-36-CKM-TR (ECS, 80Ω ESR, compact 2.50×2.00mm), and ECS-160-10-36B-CKM-TR (ECS, 70Ω ESR, compact 2.50×2.00mm). All maintain 16.0000 MHz frequency, ±10ppm stability, and -20°C to 70°C temperature range. These parts are substitutable when circuit design accommodates 10pF load capacitance specification. The 2.50×2.00mm variants (8Z-16.000MEEQ-T, ECS-160-10-36-CKM-TR, ECS-160-10-36B-CKM-TR) provide reduced footprint at the cost of increased height variation.
6pF Load Capacitance Variants:
Two substitute parts specify 6pF load capacitance: ABM11W-16.0000MHZ-6-B1U-T3 (Abracon, 150Ω ESR, compact 2.00×1.60mm) and ABM8W-16.0000MHZ-6-B1U-T3 (Abracon, 70Ω ESR, standard 3.20×2.50mm). Both maintain 16.0000 MHz frequency, ±10ppm stability, and -20°C to 70°C temperature range. These parts are substitutable when circuit design accommodates 6pF load capacitance specification. The ABM11W variant offers the most compact footprint (2.00×1.60×0.50mm).
Compliance Considerations:
All substitute parts maintain RoHS compliance (RoHS Compliant or ROHS3 Compliant) and REACH Unaffected status. Moisture sensitivity ratings are either MSL 1 (Unlimited) or Not Applicable, indicating no moisture-related handling restrictions. Product status is Active for all listed parts, confirming ongoing availability and support.
Frequently Asked Questions (FAQ)
Q: Can I substitute the 7M16077007 with a 10pF load capacitance crystal?
A: Substitution with 10pF load capacitance parts is possible only if your circuit design accommodates this higher capacitance value. The main part specifies 8pF load capacitance. Verify with your circuit schematic and oscillator design specifications before implementing a 10pF substitute. Five 10pF variants are available from TXC CORPORATION, CTS-Frequency Controls, NDK America, and ECS Inc., all maintaining 16.0000 MHz frequency and ±10ppm stability.
Q: What is the difference between the TXC 7M-16.000MEEQ-T and 8Z-16.000MEEQ-T?
A: Both parts are TXC CORPORATION 16 MHz crystals with 10pF load capacitance and ±10ppm stability. The primary differences are ESR (80 Ohms vs. 100 Ohms) and physical dimensions. The 7M series uses standard 3.20×2.50mm footprint with 0.80mm height, while the 8Z series uses compact 2.50×2.00mm footprint with 0.55mm height. Select based on available PCB space and ESR requirements for your application.
Q: Are all substitute parts RoHS compliant?
A: Yes. All listed substitute parts carry either RoHS Compliant or ROHS3 Compliant certification. The main part 7M16077007 is RoHS Compliant. ROHS3 represents an updated compliance standard and is fully compatible with RoHS Compliant requirements.
Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?
A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and requires no special moisture-control handling during storage or assembly. This is the least restrictive moisture sensitivity level. Parts marked "Not Applicable" (Abracon ABM series) also require no special moisture handling.
Q: Can I use the compact 2.50×2.00mm crystals as direct replacements?
A: Compact variants (8Z-16.000MEEQ-T, ECS-160-10-36-CKM-TR, ECS-160-10-36B-CKM-TR) are physically smaller and may not fit existing PCB footprints designed for standard 3.20×2.50mm packages. Verify PCB layout compatibility before substitution. These parts are suitable only for new designs or redesigned layouts that accommodate the reduced footprint.
Q: Which substitute has the lowest ESR?
A: The CS00527-16M (NDK America) and ECS-160-10-33B-CKM-TR (ECS) both specify 60 Ohms ESR, the lowest among 10pF load capacitance variants. The ABM8W-16.0000MHZ-6-B1U-T3 specifies 70 Ohms ESR for 6pF load capacitance. Lower ESR reduces power consumption and improves oscillator startup characteristics.
Q: Is the ABM8W-16.0000MHZ-8-B1U-T3 a true equivalent to the 7M16077007?
A: The ABM8W-16.0000MHZ-8-B1U-T3 is the closest equivalent, matching the 8pF load capacitance specification. Both parts maintain 16.0000 MHz frequency, ±10ppm stability, -20°C to 70°C operating range, and 4-SMD no-lead package. Physical dimensions are nearly identical (3.20×2.50mm), with the Abracon part at 0.75mm maximum height versus 0.80mm for the TXC part. This difference is within typical PCB assembly tolerances.
Q: What inventory levels are available for substitute parts?
A: Inventory availability varies significantly. The 7M-16.000MEEQ-T (TXC) has 117,862 pieces in stock, while the ABM8W-16.0000MHZ-8-B1U-T3 (Abracon) has 4,810 pieces. The CS00527-16M (NDK) has 119,103 pieces. Verify current inventory with your supplier before finalizing procurement decisions, as stock levels change continuously.
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