Datasheet

LMH0046
www.ti.com SNLS222F –APRIL 2006–REVISED APRIL 2013
AC Electrical Characteristics (continued)
Over Supply Voltage and Operating Temperature ranges, unless otherwise specified.
(1)
Symbol Parameter Conditions Reference Min Typ Max Units
F
CO
Serial Clock Output 143 Mbps data rate SCO
143 MHz
Frequency
F
CO
Serial Clock Output 270 Mbps data rate
270 MHz
Frequency
F
CO
Serial Clock Output 1483 Mbps data rate
1483 MHz
Frequency
F
CO
Serial Clock Output 1485 Mbps data rate
1485 MHz
Frequency
t
JIT
Serial Clock Output Jitter 2 3 ps
RMS
Serial Clock Output SDO, SCO
Alignment with respect to 40 60 %
Data Interval
Serial Clock Output Duty SCO
45 55 %
Cycle
T
ACQ
Acquisition Time Auto-Rate Detect Mode
(8)(9)
10 16 ms
Fixed Rate Mode
(8)(9)
1 6 ms
t
r
, t
f
Input rise/fall time 10%–90% Logic inputs 1.5 3 ns
t
r
, t
f
Input rise/fall time 20%–80%, 143 or 270 Mbps SDI 1500 ps
t
r
, t
f
Input rise/fall time 20%–80%, 1483 or 1485
270 ps
Mbps
t
r
, t
f
Output rise/fall time 10%–90% Logic outputs 1.5 3 ns
t
r
, t
f
Output rise/fall time 20%–80%
(10)
SDO, SCO 90 130 ps
F
REF
Reference Clock
27 MHz
Frequency
F
TOL
Reference Clock
±50 ppm
Frequency Tolerance
(8) Spec is ensured by design.
(9) Measured from first SDI transition until Lock Detect (LD) output goes high (true).
(10) R
L
= 100Ω differential.
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