ICS849S625I Datasheet, PDF (2/24 Pages) Integrated Device Technology – Ten selectable differential LVPECL or LVDS outputs

ICS849S625I Data Sheet
Block Diagram
SEL_OUT
OEA
SELA[1:0]
BYPASS
REF_CLK
XTAL_IN
25MHz
XTAL_OUT
Pulldown
Pullup
Pulldown
2
Pulldown
Pulldown
OSC
Phase
Detector
÷2
1
VCO
575MHz - 630MHz
0
MR
OEB
SELB[0:1]
Pulldown
Pullup
Pulldown
2
M = ÷25
SELC[0:1]
OEC
Pulldown
2
Pullup
CRYSTAL-TO-LVPECL/LVDS CLOCK SYNTHESIZER
NA =
÷1, ÷2,
÷4, ÷5
6 _QA[0:5]
6 _nQA[0:5]
NB =
÷1, ÷2,
÷4, ÷5
NC =
÷1, ÷2,
÷4, ÷5
2 _QB[0:1]
2 _nQB[0:1]
2 _QC[0:1]
2 _nQC[0:1]
ICS849S625BYI REVISION A OCTOBER 1, 2012
2
©2012 Integrated Device Technology, Inc.