VN16218 Просмотр технического описания (PDF) - Vaishali Semiconductor
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VN16218 Datasheet PDF : 11 Pages
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VN16218
Advance Information
Table 4. Guaranteed Operating Rates
TA = 0oC to +70oC, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Parallel Clock Rate (MHz) Serial Baud Rate (GBd)
Min.
Max.
Min.
Max.
124.0
126.0
1.24
1.26
Serial Baud Rate (GBd)
Min.
Max.
2.48
2.52
Table 5. AC Electrical Characteristics
TA = 0°C to +70°C, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Symbol
Parameter
Conditions
trd
TX+, TX- Differential Rise Time, 20 % - 80%
tfd
TX+, TX- Differential Fall Time 20% - 80%
Table 6. DC Electrical Characteristics
TA = 0°C to +70°C, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Symbol
Parameter
Conditions
VIPD
TX+, TX- Input peak-to-peak differential
voltage
VOP (1)
TX+, TX- Output Peak-to-Peak Differential
Voltage (Zo=50Ω)
VOP (1)
TX+, TX- Output Peak-to-Peak Differential
Voltage (Zo=75Ω)
Note:
1. Output Peak-to-Peak Differential Voltage specified as TX+ minus TX.
Table 7. Transceiver Reference Clock and TBC Requirements
TA = 0°C to +70°C, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Symbol
Parameter
Conditions
f
Nominal Frequency (for gigabit Ethernet
Compliance)
Ftol
Frequency Tolerance
Symm
Symmetry (Duty Cycle)
Min.
Typ.
160
160
Max.
Unit
psec
psec
Min. Typ. Max. Unit
200
2000 mV
800 1050 2000 mV
1100 1400 2000 mV
Min. Typ. Max. Unit
125
MHz
-100
40
+100 ppm
60 %
Table 8. Transceiver DC Electrical Specifications
TA = 0°C to +70°C, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Symbol
Parameter
Conditions
ICC(1)
Transceiver supply Current (Total of all
Supplies)
Min. Typ. Max. Unit
220
mA
PD(1)
Transceiver Total Power Dissipation
450
mW
Note: 1. Measurement conditions: Tested sending 2.5GBd 27 –1 PRBS from a serial BERT with TX± outputs terminated with 100 ohm
resistors.
Table 9. DC Electrical Specifications for Differential Inputs (Rx+, Rx-)
TA = 0°C to +70°C, VDDT = 3.15 V to 3.45 V, VDD = 1.7V to 1.9V
Symbol
Parameter
Conditions
VIHD
Input High Voltage Level
VILD
Input Low Voltage Level
Min.
2.1
1.3
Typ.
Max.
2.6
1.8
Unit
V
V
2001-11-09
Page 7
MDSN-0003-00
www.vaishali.com
Vaishali Semiconductor 747 Camden Avenue, Suite C Campbell CA 95008 Ph. 408.377.6060 Fax 408.377.6063
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