M02046-15
3.3/5V Limiting Amplifier for Applications from 100 Mbps to 1.25 Gbps
Rev V4
1.4
AC Characteristics
V
CC = +3.3V 7.5% or +5V 7.5%, TA = -40°C to +85°C, input bit rate = 1.25 Gbps 223-1 PRBS unless
otherwise noted. Typical specifications are for VCC = 3.3V, TA = 25°C, unless otherwise noted.
Table 1-4.
AC Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
-12
V
Differential Input Sensitivity
Input Overload
1.25 Gbps, BER < 10
–
1200
600
–
2.8
–
5
–
mV
mV
mV
IN(MIN)
-12
V
BER < 10 , differential input 1.25 Gbps
I(MAX)
-12
BER < 10 , single-ended input, 1.25 Gbps
–
–
v
RMS Input Referred Noise
LOS Programmable Range
Signal Detect/LOS Hysteresis
200
–
–
μV
n
RMS
V
Differential inputs
5
55
5.5
–
mV
dB
LOS
HYS
BW
(electrical); across LOS programmable range
2
3.5
25
Small-Signal –3dB Low Frequency Excluding AC coupling capacitors
Cutoff
–
kHz
LF
DJ
RJ
Deterministic Jitter (includes DCD)
Random Jitter
K28.5 pattern at 1.25 Gbps, 10 mVPP input
–
–
–
18
5
70
–
ps
10 mV input
ps
RMS
PP
t / t
Data Output Rise and Fall Times
20% to 80%; outputs terminated into 50Ω;
150
230
ps
μs
μs
r
f
10 mV input
PP
T
Time from LOS state until LOS output LOS assert time after 1 V input signal is turned off;
is asserted
2.3
2.3
–
–
80
80
LOS_ON
PP
signal detect level set to 10 mV
T
Time from non-LOS state until LOS is LOS deassert time after input crosses signal detect
LOS_OFF
deasserted level; signal detect set to 10 mV with applied input
signal of 20 mV
PP
6
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