ZL30236
Dual Channel Universal
Clock Generator
Short Form Data Sheet
January 2012
Features
•
Generates clock signals at power-up per user
defined custom OTP (One Time Programmable)
configuration
Dynamically configurable via SPI/I2C interface and
volatile configuration registers
Two independently programmable clock generators
output any clock rate from 1 kHz to 750 MHz
Precision clock generators output clocks with jitter
below 0.7 ps RMS for 10 G PHYs
Operates from a single crystal resonator, clock
oscillator or voltage controlled oscillator
Supports programmable frequency offsets for clock
margining; or for use as a digitally controlled
oscillator
Eight LVPECL outputs; max rate 750 MHz
Four LVCMOS outputs; max rate 177.5 MHz
Ordering Information
ZL30236GGG
ZL30236GGG2
100 Pin LBGA
100 Pin LBGA
*
11mmx11mm Trays
11mmx11mm Trays
•
•
•
•
•
*Pb Free Tin/Silver/Copper
-40
o
C to +85
o
C
Applications
•
•
•
Timing for NPUs, FPGAs, Ethernet switches and
PCIe switches
Timing for 10 Gigabit CDRs, Rapid-IO, PCIe,
Serial MII, Star Fabric, Fibre Channel, XAUI
Processor clock, Processor bus clock, SDRAM
clock, DDR clock
•
•
Figure 1 - Functional Block Diagram
1
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ZL30236
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