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ECS-.327-7-34QCS-TR 32.768 kHz tuning fork crystal in a compact SMD package. Features ±10 ppm frequency tolerance, 7 pF load capacitance, and 70 kΩ maximum ESR.
Mfr Part #:

ECS-.327-7-34QCS-TR

Available from 1 distributors
Mfr Name: ECS Inc.
ECS Inc.
32.768 kHz tuning fork crystal in a compact SMD package. Features ±10 ppm frequency tolerance, 7 pF load capacitance, and 70 kΩ maximum ESR.
Total Stock: 1 pcs

ECS-.327-7-34QCS-TR Available from 1 distributor

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ECS-.327-7-34QCS-TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC-Q200
Aging (First Year)
Drive Level (Typical/Maximum)
ESR (Equivalent Series Resistance)
Frequency
Frequency Tolerance
Height
Length
Load Capacitance
Motional Capacitance
Mounting Type
Operating Mode
Operating Temperature
Package / Case
Ratings
Shunt Capacitance
Standard Package Quantity
Storage Temperature
Tape & Reel
Turnover Temperature (Minimum/Typical/Maximum)
Type
Width
temperature_coefficient (Minimum/Typical/Maximum)

ECS-.327-7-34QCS-TR Description

Short technical summary and product information.

The ECS-.327-7-34QCS-TR is a 32.768 kHz tuning fork crystal from ECS Inc. part of the ECX-34Q series. It offers a nominal frequency of 32.768 kHz with a tolerance of ±10 ppm at +25°C and a load capacitance of 7 pF.

 

The crystal operates in fundamental mode and is capable of withstanding an extended temperature range of -40°C to +125°C. Maximum equivalent series resistance is 70 kΩ. Typical drive level is 0.1 µW with a maximum of 0.5 µW. Typical shunt capacitance is 1.1 pF and typical motional capacitance is 3.5 fF.

 

It is housed in a 3.20 mm x 1.50 mm x 0.90 mm 2-SMD no lead package and is designed for surface mount assembly. The part is qualified to AEC-Q200 and is RoHS3 compliant. It is supplied in tape and reel packaging with a standard quantity of 3000 pieces per reel.

ECS-.327-7-34QCS-TR Quick Information

Product Type: Tuning Fork Crystal
Canonical Name: ECS-.327-7-34QCS-TR 32.768 kHz ±10 ppm 7 pF SMD Tuning Fork Crystal
Subcategory: kHz Crystals

ECS-.327-7-34QCS-TR Compliance

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

ECS-.327-7-34QCS-TR Features

  • 32.768 kHz tuning fork crystal.
  • ±10 ppm frequency tolerance at +25°C.
  • 7 pF load capacitance.
  • 70 kΩ maximum equivalent series resistance.
  • AEC-Q200 qualified for automotive use.

ECS-.327-7-34QCS-TR Applications

  • Real-time clock circuits.
  • Low-power RTC applications per STM32 AN2867.
  • Automotive electronics requiring AEC-Q200 qualification.
  • Portable and battery-powered devices.

ECS-.327-7-34QCS-TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the frequency tolerance of the ECS-.327-7-34QCS-TR?

±10 ppm maximum at +25°C.

What is the load capacitance of this crystal?

7 pF.

What is the operating temperature range?

-40°C to +125°C.

Is the crystal RoHS compliant?

Yes, RoHS3 compliant.

What is the package size of the ECS-.327-7-34QCS-TR?

3.20 mm x 1.50 mm x 0.90 mm in a 2-SMD no lead package.

What is the maximum equivalent series resistance?

70 kΩ maximum.

Is this part AEC-Q200 qualified?

Yes, AEC-Q200 qualified.

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