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ECS-200-S-23A-TR 20 MHz Crystal Equivalent & Substitute Parts
Part Overview
The ECS-200-S-23A-TR is a 20 MHz fundamental mode crystal oscillator in a 2-SMD, No Lead surface mount package. This Active product is designed for applications requiring precise frequency generation with ±30ppm tolerance and 30 Ohms equivalent series resistance. Substitute parts are identified when design requirements permit extended operating temperature ranges or when inventory constraints necessitate alternative part sourcing while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Frequency | 20 MHz |
| Frequency Tolerance | ±30ppm |
| Frequency Stability | ±50ppm |
| ESR (Equivalent Series Resistance) | 30 Ohms |
| Load Capacitance | Series |
| Operating Mode | Fundamental |
| Package / Case | 2-SMD, No Lead |
| Size / Dimension | 0.236" L x 0.138" W (6.00mm x 4.60mm) |
| Height - Seated (Max) | 0.043" (1.10mm) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the ECS-200-S-23A-TR is determined by strict equivalence across the following critical parameters:
- Frequency: 20 MHz (exact match required)
- Frequency Tolerance: ±30ppm (exact match required)
- ESR: 30 Ohms (exact match required)
- Package / Case: 2-SMD, No Lead (exact match required)
- Physical Dimensions: 6.00mm x 4.60mm (exact match required)
- Operating Mode: Fundamental (exact match required)
- Mounting Type: Surface Mount (exact match required)
The substitute part ECS-200-S-23A-EN-TR meets all critical electrical and mechanical parameters. The extended operating temperature range (-40°C ~ 85°C versus -10°C ~ 70°C) represents an enhancement that does not restrict compatibility with applications designed for the original part's temperature specification.
Parameter Comparison
| Parameter | ECS-200-S-23A-TR | ECS-200-S-23A-EN-TR |
|---|---|---|
| Manufacturer | ECS Inc. | ECS Inc. |
| Series | ECX-64A | ECX-64A |
| Product Status | Active | Active |
| Type | MHz Crystal | MHz Crystal |
| Frequency | 20 MHz | 20 MHz |
| Frequency Stability | ±50ppm | ±50ppm |
| Frequency Tolerance | ±30ppm | ±30ppm |
| Load Capacitance | Series | Series |
| ESR | 30 Ohms | 30 Ohms |
| Operating Mode | Fundamental | Fundamental |
| Operating Temperature | -10°C ~ 70°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 2-SMD, No Lead | 2-SMD, No Lead |
| Size / Dimension | 6.00mm x 4.60mm | 6.00mm x 4.60mm |
| Height - Seated (Max) | 1.10mm | 1.10mm |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8541.60.0050 | 8541.60.0050 |
Engineering Selection Recommendations
Both the ECS-200-S-23A-TR and ECS-200-S-23A-EN-TR are Active products manufactured by ECS Inc. and maintain identical compliance certifications: ROHS3 Compliant, REACH Unaffected, and EAR99 classification. Selection between these parts should be based on application operating temperature requirements. The ECS-200-S-23A-EN-TR provides extended temperature operation and is suitable for applications requiring the full -40°C ~ 85°C range. For applications constrained to -10°C ~ 70°C operation, either part is electrically and mechanically equivalent.
Frequently Asked Questions (FAQ)
Q: Can ECS-200-S-23A-EN-TR replace ECS-200-S-23A-TR in existing designs?
A: Yes. The substitute part maintains identical electrical specifications (20 MHz, ±30ppm tolerance, 30 Ohms ESR) and mechanical compatibility (2-SMD, No Lead package, 6.00mm x 4.60mm dimensions). The extended operating temperature range does not create incompatibility with designs specified for the original part's temperature range.
Q: Are there differences in package or mounting between these parts?
A: No. Both parts use identical 2-SMD, No Lead surface mount packages with matching physical dimensions (6.00mm x 4.60mm) and maximum seated height (1.10mm). PCB layout and reflow profiles remain unchanged.
Q: What is the primary difference between these substitute parts?
A: The operating temperature range differs. ECS-200-S-23A-TR operates from -10°C ~ 70°C, while ECS-200-S-23A-EN-TR operates from -40°C ~ 85°C. All other electrical and mechanical parameters are identical.
Q: Do both parts meet the same compliance standards?
A: Yes. Both parts are ROHS3 Compliant, REACH Unaffected, and classified as EAR99. Moisture sensitivity level is 1 (Unlimited) for both parts.
Q: Which part should be selected for extended temperature applications?
A: The ECS-200-S-23A-EN-TR is specified for applications requiring operation across the -40°C ~ 85°C temperature range.
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