ECS-CR2-20.00-B-TR

Resonator, ECS-CR2-B Series, 20 MHz, ± 0.5%, ± 0.3%

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Manufacturer: ECS INC INTERNATIONAL
Product type: Resonators
SVHC: No SVHC (25-Jun-2025)
Frequency: 20MHz
No. of Pins: 3Pins
Product Range: ECS-CR2-B Series
Resonant Frequency: 20MHz
Resonant Impedance: -
Frequency Stability: ± 0.3%
Frequency Tolerance: ± 0.5%
Oscillator Mounting: SMD
Operating Temperature Max: 70°C
Operating Temperature Min: -20°C

Delivery and price
Units per pack	500
Price	0.287 €
Current stock	500+
Lead time	30 days

Datasheet

SMD Ceramic Resonator 

## **ECS-CR2-B** 

The ECS-CR2-B Chip Type SMD ceramic resonator includes built in capacitors for reduced component count. The SMD Ceramic resonator is an excellent low cost frequency control solution when absolute frequency accuracy is not important. 

**Request a Sample** ) ES 

## **OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS** 

## **ECS-CR2-B** 

|**Part Number ***|**Frequency**<br>**Range (MHz)**|**Frequency**<br>**Accuracy**<br>**@25**⁰**C (%)**|**Frequency**<br>**Stability**<br>**-20 ~ +80**⁰**C**<br>**(%)**|**Aging for**<br>**Ten Years**<br>**(%)**|**ESR**<br>**(Ω)**<br>**MAX**|**Built-in**<br>**Capacitance**<br>**(C1 & C2)**|**Insulation**<br>**Resistance**<br>**@ 10VDC**|
|---|---|---|---|---|---|---|---|
|**ECS-CR2-□□.□□-B**|8.00 ~ 13.00|±0.5|±0.3|±0.3|25|30 pF|100 M Ω Min.|
|**ECS-CR2-□□.□□-B**|13.10 ~ 40.00|±0.5|±0.3|±0.3|40|15pF|100 M Ω Min.|



_Complete part number to include frequency_ 

- Chip Type SMD package 

- • RoHS Compliant (Note 7 Exemption) 

- Built-in Load Capacitor 

- Tape and Reel Packaging 

## **Part Numbering Guide:  ECS-CR2-20.00-B-TR** 

**ECS      -          Series                  -       Frequency          -        Version          -           Packaging** ECS CR2 = 8 ~ 13 MHz 20.00 = 20.00 MHz B = Built In Caps TR = Tape & Reel CR2 = 13.1 ~ 40 MHz 1K/Reel | | Po 

## **Package Dimensions (mm)** 

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1.2403 _ 3.7+0.2 _,<br>**----- End of picture text -----**<br>


_**Figure 1)** Top and Side Views_ 

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Pin Connections<br>#1  In/Out<br>#2  Ground<br>#3  Out/In<br>**----- End of picture text -----**<br>


_**Figure 2)**_ Test Circuit (74HCU04P) 

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Dimensions (mm)<br>T1  T2  T3  W1<br>0.7 ±0.2  1.0 ±0.2  1.5 ±0.2  4.1 ± 0.2<br>**----- End of picture text -----**<br>


_**Figure 3)**_ Land Pattern

Updated at April 28, 2026

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