ECS-.327-5-16-TR ECS-.327-5-16-TR is a 32.768 kHz tuning fork crystal from ECS Inc. with ±20 ppm frequency tolerance and 5 pF load capacitance.
Mfr Part #:

ECS-.327-5-16-TR

Available from 1 distributors
Mfr Name: ECS Inc.
ECS Inc.
ECS-.327-5-16-TR is a 32.768 kHz tuning fork crystal from ECS Inc. with ±20 ppm frequency tolerance and 5 pF load capacitance.
✓ Total Stock: 326 pcs

ECS-.327-5-16-TR Available from 1 distributor

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326 pcs
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ECS-.327-5-16-TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
ESR (Equivalent Series Resistance)
Frequency
Frequency Tolerance
Height
Lead Style
Length
Load Capacitance
Mounting Type
Operating Mode
Operating Temperature
Package / Case
Storage Temperature
Tape & Reel
Temperature Coefficient
Termination Style
Type
Width

ECS-.327-5-16-TR Description

Short technical summary and product information.

The ECS-.327-5-16-TR is a miniature SMD tuning fork crystal from ECS Inc., part of the ECX-16 series. It operates at a nominal frequency of 32.768 kHz with a frequency tolerance of ±20 ppm at +25°C. The crystal requires a 5 pF load capacitance and features a typical equivalent series resistance (ESR) of 90 kΩ.

 

Designed for low-power real-time clock (RTC) applications, this crystal operates in fundamental mode with a typical drive level of 0.5 μW. It has a motional capacitance of 6.5 fF and shunt capacitance of 1.3 pF. The turnover temperature is +20 to +30°C, and the temperature coefficient ranges from -0.020 to -0.040 ppm/°C².

 

The crystal is housed in a compact 2-SMD, no lead package measuring 1.6 mm x 1.0 mm with a height of 0.50 mm. It supports surface mount assembly and is supplied in tape and reel packaging (5,000 pieces per reel). The operating temperature range is -40°C to +85°C, with storage from -55°C to +125°C. The lead finish is gold (Au), and the component is RoHS3 compliant with MSL 1.

ECS-.327-5-16-TR Quick Information

Product Type: Tuning Fork Crystal
Canonical Name: ECS-.327-5-16-TR 32.768 kHz Tuning Fork Crystal
Subcategory: Tuning Fork Crystal

ECS-.327-5-16-TR Compliance

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

ECS-.327-5-16-TR Features

  • 32.768 kHz nominal frequency tuning fork crystal.
  • ±20 ppm frequency tolerance at +25°C.
  • 5 pF load capacitance with 90 kΩ ESR.
  • Compact 1.6 x 1.0 mm SMD package.
  • RoHS3 compliant with MSL 1 rating.

ECS-.327-5-16-TR Applications

  • Ideal for low-power real-time clock circuits.
  • Suitable for STM32 microcontroller RTC designs.
  • Used in IoT and LoRaWAN wireless modules.
  • Perfect for automotive and industrial timing.

ECS-.327-5-16-TR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the frequency of the ECS-.327-5-16-TR?

32.768 kHz.

What is the frequency tolerance?

±20 ppm at +25°C.

What load capacitance is required?

5 pF.

What is the operating temperature range?

-40°C to +85°C.

Is this crystal RoHS compliant?

Yes, RoHS3 compliant.

What package does the ECS-.327-5-16-TR use?

2-SMD, no lead, measuring 1.6 mm x 1.0 mm x 0.50 mm.

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