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VSC7961 Datasheet(PDF) 2 Page - Vitesse Semiconductor Corporation

Part No. VSC7961
Description  3.125Gb/s PECL Limiting Amplifier with LOS Detect
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Maker  VITESSE [Vitesse Semiconductor Corporation]
Homepage  http://www.vitesse.com
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VSC7961 Datasheet(HTML) 2 Page - Vitesse Semiconductor Corporation

 
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VITESSE
SEMICONDUCTOR CORPORATION
Advance Product Information
VSC7961
3.125Gb/s PECL Limiting Amplifier with LOS Detect
Page 2
G52360-0, Rev 2.0
02/09/01
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
Electrical Characteristics
Table 1: DC Specifications
NOTE: (1) See Figure 4 for supply current measurement setup.
Table 2: DC Specifications
NOTES: (1) Deterministic jitter measured peak-to-peak with K28.5 pattern. (2) Random jitter measured with minimum input.
Symbol
Parameter
Min
Typ
Max
Units
Conditions
VCC
Power Supply Voltage
3.135
5.5
V
ICC
Power Supply Current(1)
59
mA
VCC = 3.3V
62
mA
VCC = 5V
IEE
Power Supply Current(1)
31
mA
VCC = 3.3V
35
m
Α
VCC = 5V
ICCSQ
Power Supply Current when
Squelched(1)
58
mA
VCC = 3.3V
62
mA
VCC = 5V
IEESQ
Power Supply Current when
Squelched(1)
20
mA
VCC = 3.3V
23
mA
VCC = 5V
ISQ
Squelch Input Current
0
400
µA
PSSR
Power Supply Rejection Ratio
20
dB
f < 2MHz
Symbol
Parameter
Min
Typ
Max
Units
Conditions
Data Rate
3.125
Gb/s
VIN
Input Voltage Range
10
1200
mV
Peak-to-peak
JD
Deterministic Jitter
25
ps
See Note 1
JR
Random Jitter
8
ps
See Note 2, RMS
tR, tF
Rise and Fall Times
55
100
ps
20% to 80%
VN
Input Referred Noise
230
µV
RMS, IN+ to IN-
RDIFF
Differential Input Resistance
100
IN+ to IN-
fL
Low Frequency Cutoff
2MHz
CZ open
2kHz
CZ = 0.1µF
VSQ
Output Signal When Squelched
20
mV
Output AC-coupled
VOH
PECL Output High Voltage
-1025
-850
mV
-850
mV
Squelched
VOL
PECL Output Low Voltage
-1810
-1620
mV
-1620
mV
Squelched
ZO
Output Resistance
100
Single-ended


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