ICS87608I Datasheet, PDF (2/12 Pages) List of Unclassifed Manufacturers – LOW VOLTAGE/LOW SKEW, 1:8 PCI/PCI-X ZERO DELAY CLOCK GENERATOR

Integrated
Circuit
Systems, Inc.
BLOCK DIAGRAM
ICS87608I
LOW VOLTAGE/LOW SKEW, 1:8 PCI/PCI-X
ZERO DELAY CLOCK GENERATOR
DIV_SELA0
DIV_SELA1
XTAL_SEL
REF_IN
0
XTAL1
XTAL2
OSC ¹
FB_IN
PLL_SEL
D_SELB1
D_SELB0
FBDIV_SEL1
FBDIV_SEL0
MR
÷3
00
÷4
01
0
÷6
10
1
÷12
11
PLL
00
01
10
11
÷12
00
÷16
01
÷20
10
÷24
11
QA0
QA1
QA2
QA3
QB0
QB1
QB2
QB3
REF_OUT
FB_OUT
87608AYI
www.icst.com/products/hiperclocks.html
2
REV. B MARCH 11, 2005