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GS2971 Datasheet, PDF (24/148 Pages) Semtech Corporation – 3Gb/s, HD, SD SDI Receiver, with Integrated Adaptive Cable Equalizer complete with SMPTE Audio and Video Processing | |||
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Table 2-4: AC Electrical Characteristics (Continued)
Guaranteed over recommended operating conditions unless otherwise noted.
Parameter
Symbol
Conditions
Min Typ Max Units Notes
Input Return Loss
Input Resistance
Input Capacitance
â
single ended
â
single ended
â
single ended
15
21
â
dB
7
â
1.52
â
kΩ
â
â
1
â
pF
â
Serial Digital Output
Serial Output Data Rate
Serial Output Swing
Serial Output Rise Time
20% ~ 80%
Serial Output Fall Time
20% ~ 80%
Serial Output Jitter with
loop-through mode
Serial Output Duty Cycle
Distortion
Synchronous lock time
Asynchronous lock time
Lock time from power-up
DRSDO
â
0.27
â
2.97
Gb/s
â
ÎVSDO
Differential with 100Ω
load
320
â
600
mVp-p
â
trSDO
â
â
â
180
ps
â
tfSDO
â
â
â
180
ps
â
tOJ
3G, PRBS23, Belden
1694A cable, 140m
â
â
100
ps
â
HD, PRBS23, Belden
1694A cable, 210m
â
â
100
ps
â
SD, PRBS23, Belden
1694A cable, 440m
â
â
470
ps
â
DCDSDD
3G
HD
â
10
â
ps
â
â
10
â
ps
â
SD
â
20
â
ps
â
â
â
â
â
25
μs
â
â
â
0.1
â
20
ms
â
â
After 20 minutes at
-20°C
â
â
5
s
â
GSPI
GSPI Input Clock Frequency
fSCLK
â
â
60
MHz
5
GSPI Input Clock Duty Cycle
DCSCLK
50% levels
40
50
60
%
5
GSPI Input Data Setup Time
â
3.3V or 1.8V operation
1.5
â
â
ns
5
GSPI Input Data Hold Time
â
1.5
â
â
ns
5
GSPI Output Data Hold Time
â
â
1.5
â
â
ns
5
CS low before SCLK rising edge
â
50% levels
1.5
â
â
ns
5
3.3V or 1.8V operation
Time between end of command
â
37.1
â
â
ns
5
word (or data in Auto-Increment
50% levels
mode) and the first SCLK of the
3.3V or 1.8V operation
following data word - write cycle
GS2971 3Gb/s, HD, SD SDI Receiver
Data Sheet
45898 - 2
September 2012
24 of 148
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