SM840002
Overview
The SM840002 is a dual 10-Gigabit Ethernet and Gigabit Ethernet, 62.5MHz, 125MHz, or 156.25MHz LVCMOS clock frequency synthesizer and a member of the ClockWorks™ family of devices from Micrel. It provides a low-noise timing solution for high-speed, high-accuracy synthesis of clock signals.
- Generates two LVCMOS outputs
- Operating supply modes: - Core/Output - 3.3V/3.3V, 2.5V/2.5V
- Typical phase jitter @156.25MHz~64 fs (1.875MHz - 20MHz)
- Crystal frequency: 25MHz
- 62.5MHz, 125MHz, or 156.25MHz output frequency
- Output Skew: 12ps (maximum)
- Phase Noise @ 156.25MHz: - 1KHz: -126dBc/Hz - 10KHz: -130dBc/Hz - 100KHz: -126dBc/Hz - 1MHz: -139dBc/Hz - 10MHz: -165dBc/Hz - 20MHz: -166/dBc/Hz
- Temperature range: -40°C to +75°C
- Green-, RoHS-, and PFOS-compliant
- Available in 16-pin TSSOP
