82541 Datasheet, PDF (21/46 Pages) Intel Corporation – Family of Gigabit Ethernet Controllers

Networking Silicon — 82541(PI/GI/EI)
Table 4. 1.8V Supply Voltage Ramp
Output
Capacitance
Capacitance range when using PNP circuit
4.7
Input
Capacitance
Capacitance range when using PNP circuit
4.7
Capacitance Equivalent series resistance of output
ESR
capacitance^a
5
Ictrl_18
Maximum output current rating to CTRL18
a. Tantalum capacitors must not be used.
Table 5. 1.2V Supply Voltage Ramp
Symbol
Parameter
Rise Time
Monotonicity
Slope
Operational
Range
Ripple
Ripple
Overshoot
Output
Capacitance
Input
Capacitance
Capacitance
ESR
Ictrl_12
Time from 10% to 90% mark
Voltage dip allowed in ramp
Ramp rate at any time between 10% to 90%
Voltage range for normal operating conditions
Maximum voltage ripple at frequency below
1 MHz
Maximum voltage ripple at frequency below
1 MHz
Maximum voltage allowed
Capacitance range when using PNP circuit
Capacitance range when using PNP circuit
Equivalent series resistance of output
capacitance^a
Maximum output current rating to CTRL12
a. Tantalum capacitors must not be used.
Min
0.025
1.14
1
4.7
4.7
5
20
µF
20
µF
100
mΩ
20
mA
Max
0
38400
1.26
180
1.45
20
20
100
20
Unit
ms
mV
V/s
V
mV_pk-to-pk
V
V
µF
µF
mΩ
mA
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