Crystals

Crystals - Surface Mount (SMD)

Surface Mount Crystals provide high reliability and long-term stability, ECS SMD (surface mount) Crystals are ideal for microprocessor applications. All products feature low series resistance, precision frequency selection, and stable frequency tolerance within their specified temperature range.

Product Description:

  • Frequency range from 3.57 MHz ~ 150 MHz
  • Stabilities as low as 10 ppm
  • Available wide Temp range -55° ~ 125°C
  • Industry Standard footprints and pin outs
  • Hermetically Sealed

Applications:

  • IoT
  • Industrial Control/Automation
  • Medical Electronics                         (non-life dependent)
  • Telecommunications
  • Mobile Devices
  • RFID

Environmental Data:

  • Storage temperature range:      -55° ~ +125°C
  • Solder reflow temperature:        J-STD-020D Compliant 
  • Halogen Free
  • Lead Free
  • RoHS Compliant

Image Model Info Package
Code
Frequency
Range
Size (LWH) mm Tolerance Stability Operating
Temperature
Documents
ECX-1048 ECX-1048 48 24 - 54 MHz 1.2 x 1.0 x 0.33 ±10 PPM
±10 PPM
±10 PPM
±10 PPM
±10 PPM
±15 PPM
-20 ~ +70°C 
-30 ~ +85°C

-40 ~ +85°C
Data Sheet
Inventory
Support Docs
ECX-1048B ECX-1048B 48B 32 - 80 MHz 1.2 x 1.0 x 0.33 ±10 PPM
±10 PPM
±10 PPM
±10 PPM
±10 PPM
±15 PPM
-20 ~ +70°C 
-30 ~ +85°C

-40 ~ +85°C
Data Sheet
Inventory
Support Docs
ECX-1247 ECX-1247 47 24 - 80 MHz 1.6 x 1.2 x 0.3 ±10 PPM
±20 PPM
±10 PPM
±20 PPM

±10 PPM
±20 PPM
±20 PPM
±20 PPM
-20 ~ +70°C
-20 ~ +70°C
-40 ~ +85°C 
-40 ~ +85°C
Data Sheet
Inventory
Support Docs
ECX-1637 ECX-1637 37 16 - 80 MHz 2.0 x 1.6 x 0.45 ±10 PPM
±10 PPM
±10 PPM
±15 PPM
±10 PPM
±20 PPM
±25 PPM

±10 PPM
±10 PPM
±15 PPM
±15 PPM
±15 PPM
±30 PPM

±50 PPM
-20 ~ +70°C
-30 ~ +85°C
-30 ~ +85°C
-30 ~ +85°C
-40 ~ +85°C 
-40 ~ +105°C

-40 ~ +125°C

Data Sheet
Inventory
Support Docs
ECX-1637 ECX-1637B 37B 16 - 50 MHz 2.0 x 1.6 x 0.45 ±10 PPM
±10 PPM
±10 PPM
±20 PPM
-30 ~ +85°C
-40 ~ +85°C  
Data Sheet
Inventory
Support Docs
ECX-2236 ECX-2236 36 12 - 80 MHz 2.5 x 2.0 x 0.55 ±10 PPM
±10 PPM
±10 PPM
±15 PPM
±15 PPM

±10 PPM
±10 PPM
±20 PPM
±15 PPM
±25 PPM

-20 ~ +70°C
-30 ~ +85°C
-40 ~ +85°C
-40 ~ +85°C
-40 ~ +85°C
     
Data Sheet
Inventory
Support Docs
ECX-2236 ECX-2236B 36B 12 - 50 MHz 2.5 x 2.0 x 0.55 ±10 PPM
±10 PPM
±10 PPM
±10 PPM
±15 PPM
±20 PPM
-30 ~ +85°C
-30 ~ +85°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-32 ECX-32 33 10 - 54 MHz 3.2 x 2.5 x 0.8 ±10 PPM
±15 PPM
±10 PPM
±10 PPM
±20 PPM
±50 PPM

±10 PPM
±15 PPM
±15 PPM
±25 PPM
±50 PPM
±100 PPM

-20 ~ +70°C
-30 ~ +85°C
-40 ~ +85°C 
-40 ~ +85°C

-40 ~ +125°C

-55 ~ +125°C 
Data Sheet
Inventory
Support Docs
ECS-33B ECS-33B 33B 10 - 54 MHz 3.2 x 2.5 x 0.8 ±10 PPM
±10 PPM
±10 PPM
±10 PPM
±10 PPM
±15 PPM
-20 ~ +70°C
-30 ~ +85°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-42 ECX-42 42 12 - 50 MHz 4.0 x 2.5 x 0.8 ±10 PPM
±10 PPM
±10 PPM
±15 PPM
-20 ~ +70°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-53B ECX-53B 30B 8 - 80 MHz 5.0 x 3.2 x 0.85 ±10 PPM
±15 PPM
±10 PPM
±10 PPM
±15 PPM
±15 PPM
-20 ~ +70°C
-30 ~ +85°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-53B-DU ECX-53B-DU 30B 10 - 50 MHz 5.0 x 3.2 x 0.85 ±30 PPM ±100 PPM -55 ~ +125°C Data Sheet
Inventory
Support Docs
ECX-53 ECX-53 30 8 - 50 MHz 5.0 x 3.2 x 1.2 ±20 PPM
±10 PPM
±20 PPM
±20 PPM

±50 PPM
±15 PPM
±20 PPM
±30 PPM
-20 ~ +70°C
-40 ~ +85°C
-40 ~ +85°C
-40 ~ +85°C

Data Sheet
Inventory
Support Docs
ECX-64 ECX-64 23B 8 - 50 MHz 6.0 x 3.5 x 1.1 ±30 PPM
±20 PPM
±20 PPM
±20 PPM

±50 PPM
±20 PPM
±30 PPM
±20 PPM
-10 ~ +70°C 
-20 ~ +70°C

-20 ~ +70°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-64A ECX-64A 23A 8 - 50 MHz 6.0 x 3.5 x 1.1 ±30 PPM
±20 PPM
±30 PPM
±50 PPM
±30 PPM
±50 PPM
-10 ~ +70°C
-40 ~ +85°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs

23G ECS-23G 23G 8 - 50 MHz 6.0 x 3.5 x 1.2 ±20 PPM
±30 PPM  -40 ~ +85°C Data Sheet
Inventory
Support Docs
CSM-8M CSM-8M 20BM 6 - 42 MHz 7.0 x 5.0 x 1.3 ±10 PPM
±30 PPM
±30 PPM
±20 PPM

±30 PPM
±20 PPM
±50 PPM
±50 PPM
±50 PPM
±100 PPM
-10 ~ +70°C 
-10 ~ +70°C

-40 ~ +85°C
-40 ~ +85°C 
-40 ~ +105°C
 
Data Sheet
Inventory
Support Docs
23G CSM-8A 20A 6 - 100 MHz 7.0 x 5.0 x 1.7 ±30 PPM
±30 PPM
±50 PPM
±50 PPM
-10 ~ +70°C 
-40 ~ +85°C
Data Sheet
Inventory
Support Docs
CSM-3X CSM-3X 3X 12 - 40 MHz 7.6 x 4.1 x 2.3 ±30 PPM
±30 PPM
±50 PPM
±50 PPM 
-10 ~ +70°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
CSM-9 CSM-9 35 4 - 50 MHz 8.0 x 4.5 x 1.8 ±25 PPM
±30 PPM
±30 PPM
±25 PPM

±30 PPM
±30 PPM
±50 PPM
±30 PPM
-20 ~ +70°C 
-20 ~ +70°C

-20 ~ +70°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
ECX-19A ECX-19A 19A 3.57 - 40 MHz 11.0 x 5.0 x 2.0 ±30 PPM ±50 PPM -20 ~ +70°C
Data Sheet
Inventory
Support Docs
CSM-7SSX CSM-7SSX 5PVX 3.57 - 50 MHz 11.4 x 4.7 x 2.6 ±30 PPM
±20 PPM
±25 PPM

±30 PPM
±50 PPM
±25 PPM
±25 PPM 

±100 PPM
-10 ~ +70°C 
-40 ~ +85°C

-40 ~ +85°C
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
CSM-7X CSM-7X 5PX 3.57 - 70 MHz 11.4 x 4.8 x 4.3 ±10 PPM
±15 PPM
±30 PPM
±10 PPM

±25 PPM
±20 PPM
±30 PPM
±30 PPM

±10 PPM
±15 PPM
±50 PPM
±15 PPM
±25 PPM
±50 PPM

±100 PPM
±100 PPM
-20 ~ +70°C 
-20 ~ +70°C 
-20 ~ +70°C

-40 ~ +85°C
-40 ~ +85°C 
-40 ~ +125°C

-40 ~ +125°C

-55 ~ +125°C
Data Sheet
Inventory
Support Docs
CSM-7X-3L CSM-7X-3L 5G3X 3.57 - 70 MHz 11.4 x 5.2 x 4.2 ±25 PPM
±20 PPM
±20 PPM

±30 PPM
±30 PPM
±30 PPM
±50 PPM

±100 PPM
-40 ~ +85°C
-40 ~ +85°C 
-40 ~ +85°C

-40 ~ +125°C

Data Sheet
Inventory
Support Docs
CSM-12 CSM-12 18 3.57 - 30 MHz 11.8 x 5.5 x 2.5 ±30 PPM
±30 PPM
±50 PPM
±100 PPM
-10 ~ +70°C
-40 ~ +85°C
Data Sheet
Inventory
Support Docs
ECX-3SX ECX-3SX 7SX 3.57 - 70 MHz 12.5 x 4.6 x 3.7 ±30 PPM ±50 PPM
-40 ~ +85°C 
Data Sheet
Inventory
Support Docs
CSM-4AX CSM-4AX 28AX 3.57 - 30 MHz 12.5 x 4.85 x 5.0 ±30 PPM
±30 PPM
±25 PPM
±30 PPM

±30 PPM
±50 PPM
±50 PPM
±50 PPM
±50 PPM 

±100 PPM
-10 ~ +70°C 
-20 ~ +70°C

-40 ~ +85°C
-40 ~ +85°C 
-40 ~ +85°C

Data Sheet
Inventory
Support Docs

Tuning Forks
Image Model Info Package 
Code
Frequency
Range
Size (LWH) mm Operating
Temperature
Load
Capacitance
Unique
Characteristics
Documents
ECX-1210 ECX-1210 1210 32.768 kHz 1.2 x 1.0 x 0.5 -40 ~ +85°C 12.5 pF
9 pF
7 pF
2-Pad SMD

Data Sheet
Inventory
Support Docs

ECX-1210 ECX-1210B 1210B 32.768 kHz 1.2 x 1.0 x 0.35 -20 ~ +70°C
-40 ~ +85°C
-40 ~ +105°C
12.5 pF
9 pF
7 pF
5 pF
4-Pad SMD

Data Sheet
Inventory
Support Docs

ECX-16 ECX-16 16 32.768 kHz 1.6 x 1.0 x 0.5 -40 ~ +85°C 12.5 pF
9 pF
7 pF
5 pF
Low ESR SMD

Data Sheet
Inventory
Support Docs

ECX-12L ECX-12L 12L 32.768 kHz 2.0 x 1.2 x 0.38 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
Low Height 0.38 mm
SMD

Data Sheet
Inventory
Support Docs

ECX-12 ECX-12 12 32.768 kHz 2.0 x 1.2 x 0.6 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
 SMD

Data Sheet
Inventory
Support Docs

ECX-12R ECX-12R 12R 32.768 kHz 2.0 x 1.2 x 0.6 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
Max. ESR 70K Ω
SMD

Data Sheet
Inventory
Support Docs

ECX-12R ECX-12RR
12RR 32.768 kHz 2.0 x 1.2 x 0.6 -40 ~ +85°C 12.5 pF
9 pF
6 pF
Typical ESR 35K Ω
SMD
Data Sheet
Inventory
Support Docs
ECS-.327-CDX-1082 CDX-1082 12 32.768 kHz 2.0 x 1.2 x 0.6 -40 ~ +85°C 4 pF Typical ESR 60K Ω
SMD

Data Sheet
Inventory
Support Docs

ECX-31B ECX-31B 34B 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF
9 pF
7 pF
SMD

Data Sheet
Inventory
Support Docs

ECX-.327-CDX-1293 CDX-1293 34B 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF Tolerance ±5 ppm
Low Stability SMD

Data Sheet
Inventory
Support Docs

ECS-.327-CDX-1128 CDX-1128 34B 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 6 pF Typical ESR 55K Ω
SMD

Data Sheet
Inventory
Support Docs

ECX-34G ECX-34G 34G 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF
6 pF

Quality Factor 30K
Low Noise SMD

Data Sheet
Inventory
Support Docs

ECX-34R ECX-34R 34R 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
Max. ESR 50K Ω
SMD

Data Sheet
Inventory
Support Docs

ECX-34RR ECX-34RR 34RR 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF
9 pF
6 pF
Typical ESR 20K Ω
SMD

Data Sheet
Inventory
Support Docs

ECX-34S ECX-34S 34S 32.768 kHz 3.2 x 1.5 x 0.9 -40 ~ +125°C 12.5 pF
6 pF
Extended Temp. Range
-40 ~ +125°C

Data Sheet
Inventory
Support Docs

ECX-49 ECX-49 49 32.768 kHz 4.1 x 1.5 x 0.9 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
SMD

Data Sheet
Inventory
Support Docs

ECX-39 ECX-39 39 32.768 kHz 4.9 x 1.8 x 1.0 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
SMD

Data Sheet
Inventory
Support Docs

ECS-1X5X ECS-1X5X 14X 32.768 kHz 5.1 x 1.5 x 1.5 -10 ~ +60°C 12.5 pF
8 pF
Thru Hole

Data Sheet
Inventory
Support Docs

ECS-2X6X ECS-2X6X 13X 32.768 kHz 6.2 x 2.1 x 2.1 -10 ~ +60°C 12.5 pF
8 pF
Thru Hole

Data Sheet
Inventory
Support Docs

ECX-71 ECX-71 38 32.768 kHz 7.0 x 1.5 x 1.4 -40 ~ +85°C 12.5 pF
9 pF
7 pF
6 pF
SMD

Data Sheet
Inventory
Support Docs

ECX-306X ECX-306X 17X 32.768 kHz 8.0 x 3.8 x 2.5 -40 ~ +85°C 12.5 pF
6 pF
SMD

Data Sheet
Inventory
Support Docs

ECS-3X8X ECS-3X8X 8X 32.768 kHz 8.2 x 3.1 x 3.1 -10 ~ +60°C 12.5 pF
8 pF
Thru Hole

Data Sheet
Inventory
Support Docs

ECS-31X ECS-31X 13X 20 kHz 8.2 x 3.1 x 3.1 -10 ~ +60°C 12.5 pF Thru Hole

Data Sheet
Inventory
Support Docs

ECS-2X6-FLX ECS-2X6-FLX 13FLX 32.768 kHz 9.1 x 2.5 x 2.1 -40 ~ +85°C 12.5 pF
7 pF
6 pF
SMD

Data Sheet
Inventory
Support Docs

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Please contact us if you need additional information or have a specific requirement in your application.

ECS, Inc. International
15351 West 109th Street
Lenexa, KS 66219

Tel: 913-782-7787
Toll Free: 1-800-237-1041
Fax: 913-782-6991

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