Micrel, Inc.
KSZ8041NL/RNL
Absolute Maximum Ratings(1)
Operating Ratings(2)
Supply Voltage
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
(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
Supply Current(5)
IDD1 100Base-TX
Parameter
Condition
Min
Typ
Max
Units
Chip only (no transformer);
53.0
38.0
mA
mA
Full-duplex traffic @ 100% utilization
Chip only (no transformer);
IDD2
10Base-T
Full-duplex traffic @ 100% utilization
Ethernet cable disconnected (reg. 1F.10 = 1)
Software power down (reg. 0.11 = 1)
IDD3
Power Saving Mode
Power Down Mode
32.0
4.0
mA
mA
IDD4
TTL Inputs
VIH
VIL
IIN
Input High Voltage
Input Low Voltage
Input Current
2.0
2.4
V
V
0.8
10
VIN = GND ~ VDDIO
-10
µA
TTL Outputs
VOH
VOL
|Ioz|
Output High Voltage
IOH = -4mA
IOL = 4mA
V
V
Output Low Voltage
0.4
10
Output Tri-State Leakage
µA
LED Outputs
ILED Output Drive Current
Each LED pin (LED0, LED1)
8
mA
100Base-TX Transmit (measured differentially after 1:1 transformer)
VO
Peak Differential Output Voltage
Output Voltage Imbalance
Rise/Fall Time
0.95
1.05
V
%
ns
ns
ns
%
100Ω termination across differential output
100Ω termination across differential output
VIMB
tr, tf
2
5
3
0
0.5
+ 0.25
5
Rise/Fall Time Imbalance
Duty Cycle Distortion
Overshoot
0.65
0.7
VSET
Reference Voltage of ISET
Output Jitter
V
1.4
Peak-to-peak
ns
September 2010
40
M9999-090910-1.4
MICREL [ MICREL SEMICONDUCTOR ]
