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ECS-36-20-18-TR ECS-36-20-18-TR is a 3.6864 MHz fundamental mode quartz crystal in a CSM-12 SMD package. It features ±30ppm frequency tolerance, ±100ppm stability, and 20pF load capacitance.
Mfr Part #:

ECS-36-20-18-TR

Available from 1 distributors
Mfr Name: ECS Inc.
ECS Inc.
ECS-36-20-18-TR is a 3.6864 MHz fundamental mode quartz crystal in a CSM-12 SMD package. It features ±30ppm frequency tolerance, ±100ppm stability, and 20pF load capacitance.
Total Stock: 245 pcs

ECS-36-20-18-TR Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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245 pcs
245 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

ECS-36-20-18-TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Aging
Drive Level
ESR (Equivalent Series Resistance)
Frequency
Frequency Stability
Frequency Tolerance
Height
Length
Load Capacitance
Mounting Type
Operating Mode
Operating Temperature
Operating Temperature Range
Package / Case
Shunt Capacitance
Standard Package Quantity
Storage Temperature Range
Termination Style
Type
Width

ECS-36-20-18-TR Description

Short technical summary and product information.

The ECS-36-20-18-TR is a 3.6864 MHz fundamental mode quartz crystal from ECS Inc., housed in a compact CSM-12 surface mount package measuring 11.80mm x 5.50mm with a 2.50mm profile. This crystal offers a frequency tolerance of ±30ppm at +25°C and frequency stability of ±100ppm over the full -40°C to +85°C industrial temperature range.

 

Designed for general-purpose timing applications, the device features a maximum equivalent series resistance (ESR) of 200Ω and a load capacitance of 20pF. Typical shunt capacitance is 7pF, and the drive level is 100μW. The crystal exhibits aging of ±5ppm in the first year at +25°C.

 

The CSM-12 package is RoHS3 compliant and rated MSL 1 (unlimited). It is supplied in tape and reel packaging with a standard quantity of 1000 pieces per reel, suitable for automated assembly processes.

ECS-36-20-18-TR Quick Information

Product Type: MHz Crystal Unit
Series: CSM-12
Canonical Name: ECS-36-20-18-TR 3.6864 MHz Surface Mount Crystal
Subcategory: Surface Mount Crystal

ECS-36-20-18-TR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected

ECS-36-20-18-TR Features

  • 3.6864 MHz fundamental mode crystal.
  • ±30ppm frequency tolerance at 25°C.
  • ±100ppm stability over -40°C to +85°C.
  • 20pF load capacitance with 200Ω max ESR.
  • Compact CSM-12 SMD package, RoHS3 compliant.

ECS-36-20-18-TR Applications

  • Used in microcontroller clock circuits.
  • Suitable for industrial temperature range designs.
  • Ideal for consumer electronics timing applications.
  • Applicable in communication interface modules.

ECS-36-20-18-TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the frequency of the ECS-36-20-18-TR crystal?

The nominal frequency is 3.6864 MHz.

What is the frequency tolerance and stability of this crystal?

Frequency tolerance is ±30ppm at +25°C, and frequency stability is ±100ppm over -40°C to +85°C.

What is the load capacitance of the ECS-36-20-18-TR?

The load capacitance is 20pF.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C.

What package does the ECS-36-20-18-TR come in?

It comes in a CSM-12 surface mount package with dimensions 11.80mm x 5.50mm x 2.50mm.

Is the ECS-36-20-18-TR RoHS compliant?

Yes, it is RoHS3 compliant.

What is the maximum ESR of this crystal?

The maximum equivalent series resistance (ESR) is 200Ω.

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