PI6CV857 Pericom Semiconductor Corporation, PI6CV857 Datasheet - Page 8

• Manufacturer Part Number: PI6CV857
• Description: 2.5v, 170 Mhz, 10 Output Sstl-2 Zero Delay Clock Driver, High Drive For Stacked Ddr Dimm
• Manufacturer: Pericom Semiconductor Corporation

1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2
FBIN
FBIN
Y x , F B O U T
Y x , F B O U T
C K
C K
Yx, FBOUT
Yx, FBOUT
Yx
Yx
t
t
( )
Figure 3. Cycle-to-Cycle Jitter
t
Figure 4. Static Phase Offset
jit(cc)
n
=
Figure 5. Output Skew
t
cycle n
= t
t
sk(o)
cycle n
n = N
1
N
8
t
( ) n
- t
cycle n+1
(N is a large number of samples)
t
cycle n+1
for 2.5V DDR-SDRAM Memory
t
( )
n+1
PLL Clock Driver
PS8464D
PI6CV857
02/21/03