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KSZ8041NLITR Datasheet, PDF (40/54 Pages) Micrel Semiconductor – 10Base-T/100Base-TX Physical Layer Transceiver
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Micrel, Inc.
KSZ8041NL/RNL
Absolute Maximum Ratings(1)
Supply Voltage
(VDDPLL_1.8) ............................................... -0.5V to +2.4V
(VDDIO_3.3, VDDA_3.3) ................................... -0.5V to +4.0V
Input Voltage (all inputs) ............................... -0.5V to +4.0V
Output Voltage (all outputs) .......................... -0.5V to +4.0V
Lead Temperature (soldering, 10sec.)....................... 260°C
Storage Temperature (Ts) ..........................-55°C to +150°C
ESD Rating(3).................................................................. 6kV
Operating Ratings(2)
Supply Voltage
(VDDIO_3.3, VDDA_3.3) .......................... +3.135V to +3.465V
Ambient Temperature
(TA , Commercial)...................................... 0°C to +70°C
(TA , Industrial) .......................................-40°C to +85°C
(TA , AM Automotive Qualified) .............-40°C to +85°C
Maximum Junction Temperature (TJ Max) ................. 125°C
Maximum Case Temperature (TC Max)...................... 150°C
Thermal Resistance (θJA) .........................................34°C/W
Thermal Resistance (θJC) ...........................................6°C/W
Electrical Characteristics(4)
Symbol Parameter
Supply Current(5)
Condition
IDD1
100Base-TX
Chip only (no transformer);
Full-duplex traffic @ 100% utilization
IDD2
10Base-T
Chip only (no transformer);
Full-duplex traffic @ 100% utilization
IDD3
Power Saving Mode
IDD4
Power Down Mode
Ethernet cable disconnected (reg. 1F.10 = 1)
Software power down (reg. 0.11 = 1)
TTL Inputs
VIH
Input High Voltage
VIL
Input Low Voltage
IIN
Input Current
VIN = GND ~ VDDIO
TTL Outputs
VOH
Output High Voltage
VOL
Output Low Voltage
|Ioz|
Output Tri-State Leakage
IOH = -4mA
IOL = 4mA
LED Outputs
ILED
Output Drive Current
Each LED pin (LED0, LED1)
100Base-TX Transmit (measured differentially after 1:1 transformer)
VO
Peak Differential Output Voltage 100Ω termination across differential output
VIMB
Output Voltage Imbalance
100Ω termination across differential output
tr, tf
Rise/Fall Time
Rise/Fall Time Imbalance
Duty Cycle Distortion
Overshoot
VSET
Reference Voltage of ISET
Output Jitter
Peak-to-peak
Min Typ Max Units
53.0
mA
38.0
mA
32.0
mA
4.0
mA
2.0
V
0.8
V
-10
10
µA
2.4
V
0.4
V
10
µA
8
mA
0.95
1.05
V
2
%
3
5
ns
0
0.5
ns
+ 0.25
ns
5
%
0.65
V
0.7
1.4
ns
September 2010
40
M9999-090910-1.4
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