VSC7925KF 查看數據表（PDF） - Vitesse Semiconductor
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VSC7925KF Datasheet PDF : 10 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
SONET/SDH 2.5Gb/s Laser Diode Driver
Preliminary Data Sheet
VSC7925
Figure 1: Laser Driver Maximum Case Temperature vs. Modulation Current
CASE TEMPERATURE vs. MODULATION CURRENT
90
80
70
60
50
40
30
20
10
0
0 10 20 30 40 50 60 70 80
Modulation Current (mA)
Figure 2: Clock and Data Input Structure
X 0V(GND)
DIN
(CLK)
X
NDIN
(NCLK)
X
3
50Ω
10pF
220k0Ω0
VREF
220k0Ω0
+
-
•Nominal VREF Value = -2.5V
•All Values Nominal
Page 4
X
X
0V(GND) -5.2V(VSS)
Figure 3: Single-Ended Operation
DATA
SOURCE
CLOCK
SOURCE
0.1µf
DIN
NDIN
0.1µf
GND
0.1µf
CLK
NCLK
0.1µf
GND
VS7C9729525
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
G52157-0, Rev 3.2
05/01/01
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