ICS ICS844251I-15
The ICS844251I-15 is an Ethernet Clock Generator and a member of the HiPerClocksTM HiPerClockS™ family of high performance devices from ICS. The ICS844251I-15 uses an 18pF parallel resonant crystal over the range of 23.2MHz 30MHz. For Ethernet applications, a 25MHz crystal is used.| Part No. | ICS844251I-15 |
|---|---|
| Datasheet | ICS844251I-15 Download |
| Manufacturer |  ICS |
| Description | CRYSTAL-TO-LVDS CLOCK GENERATOR |
| Buy | Stock & Price |
FEATURES
● One Differential LVDS output● Crystal oscillator interface, 18pF parallel resonant crystal (23.2MHz - 30MHz)
● Output frequency ranges: 116MHz - 150MHz and 580MHz - 750MHz
● VCO range: 580MHz - 750MHz
● RMS phase jitter @ 125MHz, using a 25MHz crystal (1.875MHz - 20MHz): 0.46ps (typical)
● 3.3V or 2.5V operating supply
● -40°C to 85°C ambient operating temperature
● Available in both standard and lead-free RoHS-compliant packages
GENERAL DESCRIPTION
The device has excellent <1ps phase jitter performance, over the 1.875MHz - 20MHz integration range. The ICS844251I-15 is packaged in a small 8-pin TSSOP, making it ideal for use in systems with limited board space. IC S COMMON CONFIGURATION TABLE Inputs Crystal Frequency (MHz) 25 26.667 25 26.667 FREQ_SEL 1 1 0 0 M 25 25 25 25 N 1 1 5 5 Multiplication Value M/N 25 25 5 5 Output Frequency (MHz) 625 666.67 125 133.33 BLOCK DIAGRAM FREQ_SEL Pulldown PIN ASSIGNMENT FREQ_SEL N 0 ÷1 1 ÷5 VDDA GND XTAL_OUT XTAL_IN 1 2 3 4 8 7 6 5 VDD...
