參數(shù)資料
型號(hào)： 82571EB
廠商： INTEL CORP
元件分類： 微控制器/微處理器
英文描述： Gigabit Ethernet Controller
中文描述： 2 CHANNEL(S), 1000M bps, LOCAL AREA NETWORK CONTROLLER, BGA256
封裝： 17 X 17 MM, FC-BGA-256
文件頁數(shù)： 25/58頁
文件大小： 318K
代理商： 82571EB
Product Datasheet
19
82571EB/82572EI Gigabit Ethernet Controller
4.2.2
Voltage Ramps
Table 3.
3.3V Supply Voltage Ramp
Parameter
Description
Min
Max
Unit
Rise Time
Time from 10% to 90% mark
0.1
100
a
a.
b.
Good design practices achieve voltage ramps to within the regulation bands in approximately 20 ms or less.
Excessive overshoot can affect long term reliability.
ms
Monotonicity
Voltage dip allowed in ramp
N/A
0
mV
Slope
Ramp rate at any time between 10% to
90%
24
28000
mV/ms
Operational
Range
Voltage range for normal operating
conditions
3
3.6
V
Ripple
Maximum voltage ripple at a bandwidth
equal to 50 MHz
N/A
70
mV
peak-peak
Overshoot
Settling Time
Overshoot time upon ramp
b
N/A
0.05
ms
Overshoot
Maximum voltage allowed
b
N/A
100
mV
Table 4.
1.8V Supply Voltage Ramp
Parameter
Description
Min
Max
Unit
Rise Time
Time from 10% to 90% mark
0.1
100
a
a.
b.
Good design practices achieve voltage ramps to within the regulation bands in approximately 20 ms or less.
Excessive overshoot can affect long term reliability.
ms
Monotonicity
Voltage dip allowed in ramp
N/A
0
mV
Slope
Ramp rate at any time between 10% to
90%
14
60000
mV/ms
Operational
Range
Voltage range for normal operating
conditions
1.71
1.89
V
Ripple
Maximum voltage ripple at a bandwidth
equal to 1 MHz
N/A
40
mV
peak-peak
Overshoot
SettlingTime
Overshoot time upon ramp
b
N/A
0.1
ms
Overshoot
Maximum voltage allowed
b
N/A
100
mV
Table 5.
1.1V Supply Voltage Ramp
Parameter
Description
Min
Max
Unit
Rise Time
Time from 10% to 90% mark
0.1
100
a
ms
Monotonicity
Voltage dip allowed in ramp
N/A
0
mV
Slope
Ramp rate at any time between 10% to
90%
7.6
33600
mV/ms
Operational
Range
Voltage range for normal operating
conditions
1.045
1.155
V
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