- ECS-2018040-C
- Ecs Inc. International
- CRYSTAL OSCILLATOR, CLOCK, 4 MHz, CMOS OUTPUT
- ECS-2018040-CM
- Ecs Inc. International
- CRYSTAL OSCILLATOR, CLOCK, 4 MHz, CMOS OUTPUT
- ECS-2018040-CN
- Ecs Inc. International
- CRYSTAL OSCILLATOR, CLOCK, 4 MHz, CMOS OUTPUT