SMT 32.768 KHz 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 | 12.5 pF | ±20 ppm | -40°C to +85°C |
| ECX-31B | 3.2 x 1.5 x 0.9 mm | SMD ceramic | 12.5 pF | ±20 ppm | -40°C to +85°C |
| ECX-39 | 4.9 x 1.8 x 1.0 mm | SMD ceramic | 12.5 pF | ±20 ppm | -40°C to +85°C |
| ECX-71 | 7.1 x 1.5 x 1.4 mm | SMD plastic | 7.0 and 12.5 pF | ±20 ppm | -40°C to +85°C |
| ECX-306 | 8.0 x 3.8 x 2.5 mm | SMD plastic | 6.0 and 12.5 pF | ±20 ppm | -40°C to +85°C |
| ECX-306X | 8.0 x 3.8 x 2.5 mm | SMD plastic | 6.0 and 12.5 pF | ±10 ppm/±20 ppm | -40°C to +85°C |
| ECX-2X6-FLX | 9.1 x 2.5 x 2.1 mm | Cylinder | 12.5 pF | ±10 ppm | -40°C to +85°C |
Tuning Fork Crystals
| Image | Manufacturer Part Number | Description | Available Quantity | Price | ||
|---|---|---|---|---|---|---|
![]() | ![]() | ECS-.327-12.5-12-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 268556 - Immediate | $3.97 | View Details |
![]() | ![]() | ECS-.327-12.5-34B-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 122809 - Immediate | $2.75 | View Details |
![]() | ![]() | ECS-.327-7-34B-TR | CRYSTAL 32.7680KHZ 7PF SMD | 167015 - Immediate | $4.10 | View Details |
![]() | ![]() | ECS-.327-12.5-39-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 0 - Immediate | $8.32 | View Details |
![]() | ![]() | ECS-.327-12.5-38-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 236941 - Immediate | $4.74 | View Details |
![]() | ![]() | ECS-.327-7-38-TR | CRYSTAL 32.7680KHZ 7PF SMD | 33068 - Immediate | $4.67 | View Details |
![]() | ![]() | ECS-.327-12.5-17-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 988 - Immediate | $8.51 | View Details |
![]() | ![]() | ECS-.327-6-17-TR | CRYSTAL 32.7680KHZ 6PF SMD | 1349 - Immediate | $8.51 | View Details |
![]() | ![]() | ECS-.327-12.5-17X-C-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 17905 - Immediate | $4.10 | View Details |
![]() | ![]() | ECS-.327-12.5-17X-TR | CRYSTAL 32.7680KHZ 12.5PF SMD | 119211 - Immediate | $3.90 | View Details |
![]() | ![]() | ECS-.327-6-17X-TR | CRYSTAL 32.7680KHZ 6PF SMD | 463962 - Immediate | $3.90 | View Details |
![]() | ![]() | ECS-.327-12.5-13FLX-C | CRYSTAL 32.7680KHZ 12.5PF SMD | 2001 - Immediate | $4.10 | View Details |











