ICS ICS844008I-15
The ICS844008I-15 is an 8 output LVDS Synthesizer optimized to generate PCI Express HiPerClockS™ reference clock frequencies and is a member of the HiPerClocksTM family of high performance clock solutions from ICS. The ICS844008I-15 uses ICS’ 3rd generation low phase noise VCO technology and can achieve| Part No. | ICS844008I-15 |
|---|---|
| Datasheet | ICS844008I-15 Download |
| Manufacturer |  ICS |
| Description | CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER |
| Buy | Stock & Price |
FEATURES
● Eight LVDS outputs● Crystal oscillator interface
● Supports the following output frequencies: 100MHz or 125MHz
● VCO: 500MHz
● RMS phase jitter @ 125MHz, using a 25MHz crystal (1.875MHz - 20MHz): 0.42ps (typical)
● Full 3.3V supply modes
● -40°C to 85°C ambient operating temperature
● Available in both standard and lead-free RoHS compliant packages
GENERAL DESCRIPTION
Using a 25MHz parallel resonant crystal, the following frequencies can be generated based on F_SEL pin: 100MHz or 125MHz. <1ps typical rms phase jitter, easily meeting PCI Express jitter requirements. The ICS844008I-15 is packaged in a 32-pin LQFP package. IC S FREQUENCY SELECT FUNCTION TABLE Input Input Frequency (MHz) 25MHz 25MHz M Divider Value 20 20 N Divider Value 4 5 M/N Divider Value 5 4 Output Frequency (MHz) 12 5 100 PIN ASSIGNMENT XTAL_OUT nPLL_SEL XTAL_IN V DDA GND OE1 OE2 VDD F_SEL 0 1 32 31 30 29 28 27 26 25 Q0 nQ0 VDD Q1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 F_SEL Q3 nQ3 VDD GND Q4 nQ4 MR 24 Q7...
