CY2SSTV857-27 Datasheet, PDF (3/9 Pages) SpectraLinear Inc – Differential Clock Buffer/Driver DDR333/PC2700-Compliant

Table 1. Function Table
AVDD
GND
GND
X
X
2.5V
2.5V
2.5V
Inputs
PD#
CLK
CLK#
Y
H
L
H
L
H
H
L
H
L
L
H
Z
L
H
L
Z
H
L
H
L
H
H
L
H
H
< 10 MHz < 10 MHz Hi-Z
CLKIN
FBIN
t_{(phase error)}
CY2SSTV857-27
Outputs
Y#
FBOUT
H
L
L
H
Z
Z
Z
Z
H
L
L
H
Hi-Z
Hi-Z
FBOUT#
H
L
Z
Z
H
L
HI-Z
PLL
BYPASSED/OFF
BYPASSED/OFF
Off
OFF
On
On
Off
FBOUT
Yx
t_sk(o)
Yx
Yx
t_sk(o)
Figure 1. Phase Error and Skew Waveforms
CLKIN
Yx or FBIN
t_pd
Figure 2. Propagation Delay Time t_PLH, t_PHL
Document #: 38-07464 Rev. *G
Page 3 of 9