VSC7959W 查看數據表（PDF） - Vitesse Semiconductor
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VSC7959W Datasheet PDF : 10 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
3.125Gb/s CML Limiting Amplifier with LOS Detect
Advance Product Information
VSC7959
Electrical Characteristics
Table 1: DC Specifications
Symbol
Parameter
Min Typ Max Units
Conditions
VCC
ICC
IEE
ICCSQ
IEESQ
ISQ
PSSR
Power Supply Voltage
Power Supply Current(1)
Power Supply Current(1)
Power Supply Current when
Squelched(1)
Power Supply Current when
Squelched(1)
Squelch Input Current
Power Supply Rejection Ratio
3.135
5.5
V
31
mA VCC = 3.3V
35
mA VCC = 5V
38
mA VCC = 3.3V
43
mΑ VCC = 5V
21
mA VCC = 3.3V
25
mA VCC = 5V
24
mA VCC = 3.3V
28
mA VCC = 5V
0
400 µA
20 30
dB f < 2MHz
NOTE: (1) See Figure 5 for supply current measurement setup.
Table 2: DC Specifications
Symbol
VIN
JD
JR
tR, tF
VN
RDIFF
fL
VSQ
VCML
ZO
Parameter
Data Rate
Input Voltage Range
Deterministic Jitter
Random Jitter
Rise and Fall Times
Input Referred Noise
Differential Input Resistance
Low Frequency Cutoff
Output Signal When Squelched
CML Output Voltage
Output Resistance
Min Typ Max Units
Conditions
3.125
10
55
100
2
2
550
1100
100
1200
25
8
100
230
20
1200
1800
20
Gb/s
mV
ps
ps
ps
µV
Ω
MHz
kHz
mV
mV
mV
mV
Ω
Peak-to-peak
See Note 1
See Note 2, RMS
20% to 80%
RMS, IN+ to IN-
IN+ to IN-
CZ open
CZ = 0.1µF
Output AC-coupled
Level = open, RL = 50Ω
Level = GND, RL = 75Ω
Squelched
Single-ended
NOTES: (1) Deterministic jitter measured peak-to-peak with K28.5 pattern. (2) Random jitter measured with minimum input.
Page 2
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
G52358-0, Rev 2.0
02/09/01
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