ICS87951I Datasheet, PDF (2/14 Pages) Integrated Device Technology – LOW SKEW, 1-TO-9 DIFFERENTIAL-TO-LVCMOS/LVTTL ZERO DELAY BUFFER

BLOCK DIAGRAM
ICS87951I
LOW SKEW, 1-TO-9
DIFFERENTIAL-TO-LVCMOS/LVTTL ZERO DELAY BUFFER
DIV_SELA ^{Internal Pulldown}
PLL_SEL ^{Internal Pulldown}
CLK0 ^{Internal Pulldown}
CLK_SEL
Internal Pulldown
1
Internal
0
÷2
0
nCLK1
CLK1
Pulldown/
Pullup
PHASE
VCO
0
÷4
DETECTOR 200-480MHz
1
1
÷8
0
LPF
1
EXT_FB ^{Internal Pullup}
DIV_SELB ^{Internal Pulldown}
0
1
DIV_SELC ^{Internal Pulldown}
MR/nOE ^{Internal Pulldown}
POWER-ON RESET
0
1
DIV_SELD ^{Internal Pulldown}
QA
QB
QC0
QC1
QD0
QD1
QD2
QD3
QD4
87951AYI
www.idt.com
2
REV. C JULY 17, 2010