fs6131 AMI Semiconductor, Inc., fs6131 Datasheet - Page 17

• Manufacturer Part Number: fs6131
• Description: Fs6131-01g Programmable Line Lock Clock Generator Ic
• Manufacturer: AMI Semiconductor, Inc.

FS6131-01/FS6131-01g Programmable Line Lock Clock Generator IC
Table 4: Device Configuration Bits
Name
REFDSRC
(Bit 12)
SHUT
(Bit 13)
PDREF
(Bit 14)
PDFBK
(Bit 15)
FBKDSRC[1:0]
(Bits 39-38)
EXTLF
(Bit 42)
OSCTYPE
(Bit 45)
OUTMUX[1:0]
(Bits 47-46)
GBL
(Bit 48)
CMOS
(Bit 60)
AMI Semiconductor
www.amis.com
Specifications subject to change without notice
– Rev. 3.0, Jan. 08
Description
REFerence Divider SouRCe
Bit = 0
Bit = 1
main loop SHUT down select
Bit = 0
Bit = 1
Phase Detector REFerence source
Bit = 0
Bit = 1
Phase Detector FeedBacK source
Bit = 0
Bit = 1
FeedBacK Divider SouRCe
Bit 39 = 0
Bit 38 = 0
Bit 39 = 0
Bit 38 = 1
Bit 39 = 1
Bit 38 = 0
Bit 39 = 1
Bit 38 = 1
EXTernal Loop Filter select
Bit = 0
Bit = 1
OSCillator TYPe
Bit = 0
Bit = 1
OUTput MUltipleXer select
Bit 47 = 0
Bit 46 = 0
Bit 47 = 0
Bit 46 = 1
Bit 47 = 1
Bit 46 = 0
Bit 47 = 1
Bit 46 = 1
clock GobBLer control
Bit = 0
Bit = 1
CLKP/CLKN output mode
Bit = 0
Bit = 1
Crystal Oscillator (VCXO)
REF pin
Disabled (main loop operates)
Enabled (main loop shuts down)
Reference Divider
REF pin
Feedback Divider
FBK pin
Post Divider Output
FBK pin
VCO Output (Post Divider Input)
FBK pin
Internal Loop Filter
EXTLF pin
Low Phase Jitter Oscillator
FS6031 Compatible Oscillator
Main Loop PLL (VCO Output)
Reference Divider Output
Phase Detector Input
VCXO Output
No Clock Phase Adjust
Clock Phase Delay
PECL Output
(positive-ECL output drive)
CMOS Output /
Lock Status Indicator
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Data Sheet