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SMT 32.768 KHz Tuning Fork Crystals



ECS SMT 32.768KHz Tuning Fork Crystals

ECS Inc. International offers SMT 32.768 KHz tuning fork crystals featuring various load capacitance, frequency tolerance, and package types


All series of SMD tuning fork crystals from ECS Inc. are excellent choices as the clock source for small mobile telecommunications devices, as well as any portable equipment requiring low power consumption.

Series Package Size Package Type Load Capacitance Frequency Tolerance
@ 25°C
Operating Temperature
ECX-12 2.0 x 1.2 x 0.6 mm ceramic 12.5pF ±20ppm -40°C ~ +85°C
ECX-31B 3.2 x 1.5 x 0.9 mm SMD ceramic 12.5pF ±20ppm -40°C ~ +85°C
ECX-39 4.9 x 1.8 x 1.0 mm SMD ceramic 12.5pF ±20ppm -40°C ~ +85°C
ECX-71 7.1 x 1.5 x 1.4 mm SMD plastic 7.0 and 12.5pF ±20ppm -40°C ~ +85°C
ECX-306 8.0 x 3.8 x 2.5 mm SMD plastic 6.0 and 12.5pF ±20ppm -40°C ~ +85°C
ECX-306X 8.0 x 3.8 x 2.5 mm SMD plastic 6.0 and 12.5pF ±10ppm/±20ppm -40°C ~ +85°C
ECX-2X6-FLX 9.1 x 2.5 x 2.1 mm cylinder 12.5pF ±10ppm -40°C ~ +85°C

Digi-Key P/N Manufacturer P/N Description  
XC1752TR-ND ECS-.327-12.5-12-TR CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
XC1617TR-ND ECS-.327-12.5-34B CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
XC1656TR-ND ECS-.327-7-34B-TR CRYSTAL 32.768 KHZ 7PF SMD Datasheet
XC1658TR-ND ECS-.327-12.5-39-TR CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
XC1616TR-ND ECS-.327-12.5-38 CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
XC1657TR-ND ECS-.327-7-38-TR CRYSTAL 32.768 KHZ 7PF SMD Datasheet
XC488TR-ND ECS-.327-12.5-17-TR CRYSTAL 32.768KHZ 12.5PF SMD Datasheet
XC746TR-ND ECS-.327-6-17-TR CRYSTAL 32.768KHZ 6PF SMD Datasheet
XC1912TR-ND ECS-.327-12.5-17X-C-TR CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
XC1195TR-ND ECS-.327-12.5-17X-TR CRYSTAL 32.768KHZ 12.5PF SMD Datasheet
XC1307TR-ND ECS-.327-6-17X-TR CRYSTAL 32.768KHZ 6PF SMD Datasheet
XC1911TR-ND ECS-.327-12.5-13FLX-C CRYSTAL 32.768 KHZ 12.5PF SMD Datasheet
Available in Tape & Reel (-TR-ND), Cut Tape (-CT-ND), and custom Digi-Reel® (-DKR-ND)