ECS-2532HS SMD Clock Oscillators ECS ECS-2532HS SMD Clock Oscillators are automotive-grade miniature SMD devices with 1MHz to 200MHz frequency range. The ECS-2532HS-2 oscillators operate at 2.8V and ECS-2532HS-3 oscillators operate at 3.3V respectively. These SMD oscillators offer low current consumption and are RoHS compliant. The ECS-2532HS SMD clock oscillators come in a 2.5mm x 3.2mm footprint.