Datasheet

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 
SLLS268D − MARCH 1997 − REVISED JULY 2006
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Device
Under
Test
(DUT)
CLKIN
Tektronixt
HFS9003/HFS9DG1
Stimulus System
(repeating patterns of
1110111 and 0001000)
Tektronix
Microwave Logic
Multi-BERT-100RX
Word Error Detector
An D0−D27
CLKOUT
An
CLKIN
t
c
CLKOUT
t
d
0 V
≈300 mV
≈−300 mV
80%
20%
t
r
< 1 ns
V
OL
V
OH
1.4 V
t
d
3
7
t
c
t
(RSKM)
t
h1
t
su1
4
7
t
c
t
(RSKM)
and An
7× CLK
(Internal)
CLKIN
or An
CLKOUT
t
W
t
W
±
±
(see Note A)
(see Note A)
NOTE A: CLKIN is advanced or delayed with respect to data until errors are observed at the receiver outputs. The advance or delay is then
reduced until there are no data errors observed. The magnitude of the advance or delay is t
(RSKM)
.
Figure 7. Receiver Input Skew Margin, Setup/Hold Time, and Delay Timing