ECS-100-20-28A-TRCRYSTAL 10.000MHZ 20PF SMD|ECS INC|Lead All|RoHS Mixed ECS-100-20-28AX-TR ECS-100-20-28A-TRCRYSTAL 10.000MHZ 20PF SMD|ECS INC (VA)|Lead All|RoHS Mixed ECS-100-20-28AX-TR