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Part Number | ECS-40-20-28A-TR |
OEMstron Part # | ECS-40-20-28A-TR |
Manufacturer | ECS |
Category | Passive Components › Crystals, Oscillators, Resonators › Crystals |
Description | CRYSTAL 4.0000MHZ 20PF SMD |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | ECS-40-20-28A-TR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 18 - Mar 23 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
ECS-40-20-28A-TR Specifications
Part Number | ECS-40-20-28A-TR | |
Brand | ECS | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Passive Components | |
Category | Crystals, Oscillators, Resonators | |
Subcategory | Crystals | |
Manufacturer | ECS | |
Series | CSM-4A | |
Type | MHz Crystal | |
Frequency | 4MHz | |
Frequency Stability | ±50ppm | |
Frequency Tolerance | ±30ppm | |
Load Capacitance | 20pF | |
ESR (Equivalent Series Resistance) | 200 Ohms | |
Operating Mode | Fundamental | |
Operating Temperature | -10°C ~ 70°C | |
Ratings | - | |
Mounting Type | Surface Mount | |
Package / Case | HC-49/US | |
Size / Dimension | 0.492" L x 0.191" W (12.50mm x 4.85mm) | |
Height - Seated (Max) | 0.197" (5.00mm) |
ECS-40-20-28A-TR Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
ECS-40-20-28A-TR ECS International Inc |
CRYSTAL 4MHZ 20PF SMD |
1000 |
Part Number | Description | Stock |
ECS-40-20-28A-TR D# XC749TR-ND ECS International Inc |
CRYSTAL 4.0000MHZ 20PF SMD |
1000 In Stock |
Part Number | Description | Stock |
ECS-40-20-28A-TR D# NS-ECS-40-20-28A-TR ECS Inc |
OEM/CM ONLY |
2498 |
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In Stock | 2,009 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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100 | $ 0.0000 | $ 0.0000 |
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