Datasheet

ADCLK954
Rev. B | Page 11 of 12
INPUT TERMINATION OPTIONS
V
REF
V
CC
V
T
CLK
CLK
CONNECT V
T
TO V
CC
.
50Ω50Ω
07968-019
Figure 19. Interfacing to CML Inputs
V
REF
V
T
CONNECT V
T
TO V
CC
− 2V.
V
CC
– 2V
50Ω50Ω
CLK
CLK
07968-020
Figure 20. Interfacing to PECL Inputs
V
REF
V
T
CONNECT V
T
TO V
REF
.
50Ω50Ω
CLK
CLK
07968-021
Figure 21. AC Coupling Differential Signals Inputs, Such As LVDS
V
REF
V
T
C
ONNECT V
T
, V
REF
, AND CLK. PLACE A BYPASS
C
APACITOR FROM V
T
TO GROUND.
A
LTERNATIVELY, V
T
, V
REF
, AND CLK CAN BE
C
ONNECTED, GIVING A CLEANER LAYOUT AND
A
180º PHASE SHIFT.
50Ω50Ω
CLK
CLK
07968-022
Figure 22. Interfacing to AC-Coupled Single-Ended Inputs