Microchip Technology ZL30274
1- and 2-Channel Jitter Attenuators
FEATURES
Highlights● One (ZL30273) or two (ZL30274) independent clock channels
● Any-to-any frequency conversion per channel
● Inputs: up to 8, differential or single-ended
● Outputs: up to 10 differential, up to 20 CMOS
● Output jitter 100 fsRMS typical for 156.25 MHz 12 kHz to 20 MHz
● Core power consumption <0.9W Input Clocks
● Accepts up to 6 (ZL30273) or 8 (ZL30274) differential or CMOS inputs
● Any input frequency from 1 kHz to 1250 MHz
● Per-input activity and frequency monitoring
● Automatic or manual reference switching
● Revertive or nonrevertive switching
● Any input can be a 0.5 Hz to 8 kHz Sync input for Ref-Sync frequency/phase/time locking
● Input phase measurement, 1 ps resolution
● Per-input phase adjustment, 1 ps resolution DPLLs
● One (ZL30273) or two (ZL30274) DPLLs
● Hitless reference switching
● Per-DPLL phase adjustment, 1 ps resolution
● Programmable bandwidth, tracking range, phase-slope limiting, and other advanced features
● Locking to gapped-clock input sig...