FS6377 Datasheet, PDF (1/24 Pages) ON Semiconductor – Programmable 3-PLL Clock Generator IC

FS6377
Programmable 3-PLL Clock Generator IC
1.0 Key Features
• Three on-chip PLLs with programmable reference and feedback dividers
• Four independently programmable muxes and post dividers
• I²C™-bus serial interface
• Programmable power-down of all PLLs and output clock drivers
• One PLL and two mux/post-divider combinations can be modified by SEL_CD input
• Tristate outputs for board testing
• 5V to 3.3V operation
• Accepts 5MHz to 27MHz crystal resonators
• Commercial and industrial temperature ranges offered
2.0 General Description
The FS6377 is a CMOS clock generator IC designed to minimize cost and component count in a variety of electronic systems. Three
I²C-programmable phase locked loops (PLLs) feeding four programmable muxes and post dividers provide a high degree of flexibility.
Figure 1: Pin Configuration
©2008 SCILLC. All rights reserved.
May 2008 – Rev. 4
Publication Order Number:
FS6377/D