Tight Tolerance "Super Miniature" Crystal - ECX-1637/2236 (CKM)

ECS Crystals provide high-reliability, long-term stability, and are ideal for microprocessor applications

Because they provide high-reliability and long-term stability, ECS Crystals are ideal for microprocessor applications. All products feature low series resistance, precision frequency selection, and stable frequency tolerance within their specified temperature range.

Available in Tape and Reel (TR-ND), Cut Tape (CT-ND), and custom Digi-Reel® (DKR-ND).

Different views of ECX-1637/2236

  • 24.00 MHz ~ 80.00 MHz frequency range (1637)
  • 16.00 MHz ~ 80.00 MHZ frequency range (2236)
  • ±10 ppm frequency stability from -20°C ~ +70°C
  • 1.6 x 2.0 x 0.45 mm footprint / 2.0 x 2.5 x 0.55 mm footprint
  • RoHS compliant - meets requirements for re-flow profiling using lead-free solder
  • Excellent shock and vibration characteristics
  • Hand-held computing, POS terminals, medical sensors, RFID, telecommunications, tracking devices, migration tracking, and more


Manufacturer Part Number Description Available Quantity Datasheets
ECS-160-8-36CKM CRYSTAL 16MHZ 8PF SMD 5396
ECS-184-8-36CKM CRYSTAL 18.432MHZ 8PF SMD 2805
ECS-192-8-36CKM CRYSTAL 19.2MHZ 8PF SMD 1918
ECS-200-8-36CKM CRYSTAL 20MHZ 8PF SMD 3206
ECS-240-8-36CKM CRYSTAL 24MHZ 8PF SMD 2967
ECS-250-8-36CKM CRYSTAL 25MHZ 8PF SMD 4564
ECS-260-8-36CKM CRYSTAL 26MHZ 8PF SMD 3691
ECS-270-8-36CKM CRYSTAL 27MHZ 8PF SMD 2051
ECS-300-8-36CKM CRYSTAL 30MHZ 8PF SMD 2018
ECS-320-8-36CKM CRYSTAL 32MHZ 8PF SMD 1237
ECS-400-8-36CKM CRYSTAL 40MHZ 8PF SMD 8823


Manufacturer Part Number Description Available Quantity Datasheets
ECS-200-8-37CKM CRYSTAL 20MHZ 8PF SMD 2762
ECS-240-8-37CKM CRYSTAL 24MHZ 8PF SMD 5553
ECS-260-8-37CKM CRYSTAL 26MHZ 8PF SMD 3014
ECS-270-8-37CKM CRYSTAL 27MHZ 8PF SMD 1920
ECS-320-8-37CKM CRYSTAL 32MHZ 8PF SMD 5038
ECS-360-8-37CKM CRYSTAL 36MHZ 8PF SMD 1777
ECS-300-8-37CKM CRYSTAL 30MHZ 8PF SMD 4162