GS2975A GENNUM [Gennum Corporation], GS2975A Datasheet - Page 10

• Manufacturer Part Number: GS2975A
• Manufacturer: GENNUM [Gennum Corporation]

2.3 AC Electrical Characteristics
Table 2-2: AC Electrical Characteristics
V
GS2975A HD-LINX® III Multi-Rate SDI Automatic
Reclocker with Dual Differential Outputs
Data Sheet
41487 - 4
CC
Parameter
Serial Input Data Rate
Serial Input Jitter Tolerance
PLL Lock Time - Asynchronous
PLL Lock Time - Synchronous
Serial Output Rise/Fall Time
SDO0 and RCO/DDO1 (20% -
80%)
Serial Digital Input Signal Swing
Serial Digital Output Signal
Swing
DDO0 and RCO/DDO1
DDO0 to DDO1 skew
DDO0 to RCO skew
Serial Output Jitter on DDO0
(RCO/DDO1 disabled)
Serial Output Jitter on DDO0
and DDO1
(Both DDO0 and DDO1enabled)
Additive Jitter
= 3.3V ±5%,
T
April 2009
A
= 0°C to 70°C, unless otherwise shown. Typical values: V
Symbol
–
–
t
t
t
t
V
V
DD
DR
t
t
t
rSDO
fSDO
OJ
OJ
AJ
ALOCK
SLOCK
SID
OD
skew
skew
,t
,t
rRCO
fRCO
SD/HD = 0
KBB = Float, CLF=47nF
SD/HD = 1
Conditions
–
Worst case modulation
(e.g. square wave
modulation)
270, 1485, 2970 Mb/s
–
KBB = Float, CLF=47nF
50Ω load (on chip)
50Ω load (on chip)
Differential with internal
100Ω input termination
See
100Ω load differential
See
–
2970 Mb/s, 1485 Mb/s
270 Mb/s
270 Mb/s
1485 Mb/s
2970 Mb/s
270 Mb/s
1485 Mb/s
2970 Mb/s
Bypass mode, 2970 Mb/s
DDO0 enabled
Bypass mode, 2970 Mb/s
DDO0 and DDO1 enabled
Figure 2-1
Figure
CC
= 3.3V and T
Min
270
100
300
0.8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
A
Typ
0.02
0.06
0.10
0.02
0.06
0.11
110
110
450
156
1.5
0.5
28
37
15
20
=25°C
5
–
–
–
Max
2970
1100
0.07
0.10
0.15
0.07
0.10
0.16
600
10
20
–
4
–
–
–
–
–
–
–
mV
mV
Units
Mb/s
ms
UI
μs
μs
ps
ps
ps
ps
ps
UI
UI
UI
UI
UI
UI
ps
ps
p-p
p-p
Notes
10 of 27
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–
–
–
–
–
–
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1
2
2
3
4
4
3
4
4
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