KSZ8873MLLI Micrel Inc, KSZ8873MLLI Datasheet - Page 88

• Manufacturer Part Number: KSZ8873MLLI
• Description: IC ETHERNET SWITCH 3PORT 64LQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8873MLLI

• Controller Type: Ethernet Switch Controller
• Interface: MII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 32
• Fiber Support: No
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 1.89/3.465V
• Operating Temperature Classification: Industrial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

Micrel, Inc.
Absolute Maximum Ratings
Supply Voltage
Input Voltage ................................................. –0.5V to 4.0V
Output Voltage .............................................. –0.5V to 4.0V
Lead Temperature (soldering, 10sec.) ....................... 270°C
Storage Temperature (T
HBM ESD Rating .......................................................... 6KV
Electrical Characteristics
Current consumption is for the single 3.3V supply device only, and includes the 1.8V supply voltages (V
power output pin 56(V
Each PHY port’s transformer consumes an additional 45mA @ 3.3V for 100BASE-TX and 70mA @ 3.3V for 10BASE-T at fully traffic.
September 2009
Symbol
100BASE-TX Operation (All Ports @ 100% Utilization)
I
10BASE-T Operation (All Ports @ 100% Utilization)
I
Power Management Mode
I
I
I
TTL Inputs (VDD_IO = 3.3V/2.5V/1.8V)
V
V
I
TTL Outputs (VDD_IO = 3.3V/2.5V/1.8V)
V
V
|I
100BASE-TX Transmit (measured differentially after 1:1 transformer)
V
V
T
10BASE-T Receive
V
Symbol
dd1
dd2
dd3
dd4
dd5
IN
OZ
r
IH
IL
OH
OL
O
IMB
SQ
/T
(V
(V
|
f
DDA
DDA
_1.8, V
_3.3V, V
Parameter
100BASE-TX
(transceiver + digital I/O)
10BASE-T
(transceiver + digital I/O)
Power Saving Mode
Soft Power Down Mode
Energy Detect Mode
Input High Voltage
Input Low Voltage
Input Current
Output High Voltage
Output Low Voltage
Output Tri-State Leakage
Peak Differential Output Voltage
Output Voltage Imbalance
Rise/Fall Time
Rise/Fall Time Imbalance
Duty Cycle Distortion
Overshoot
Output Jitter
Squelch Threshold
Parameter
DDC
DDIO
)....................................... –0.5V to 2.4V
DDCO
) ................................... –0.5V to 4.0V
).
s
) ..........................–55°C to 150°C
(4)
(1)
Condition
VDDA_3.3, VDDIO = 3.3V
VDDA_3.3, VDDIO = 3.3V
Ethernet cable disconnected & Auto-Neg
Set Register 195 bit[1,0] to [1,1]
Set Register 195 bit[1,0] to [1,0]
Unplug Port 1 and Port 2
Set Register 195 bit[1,0] to [0,1]
V
I
I
100Ω termination across differential output.
100Ω termination across differential output
Peak-to-peak
5MHz square wave
Condition
OH
OL
IN
= 8mA
= GND ~ VDD_IO
= -8mA
88
Operating Ratings
Supply Voltage
Ambient Temperature (T
Junction Temperature (T
Junction Thermal Resistance
(V
(V
(V
Commercial ........................................... 0°C to 70°C
Industrial ............................................ –40°C to 85°C
LQFP (θ
DDIO
DDA
DDA
_1.8, V
_3.3)......................................2.375V to 3.465V
) ..............................................1.71V to 3.465V
JA
) ................................................. 42.3°C/W
DDC
) ............................1.710V to 1.890V
A
J
2.0/2.
2.4/1.
0/1.3
9/1.5
0.95
(2)
) .....................................125°C
Min
Min
)
-10
3
0
DDA
(3)
, V
DDC
Typ
Typ
123
400
6.5
0.7
88
90
35
KSZ8873MLL/FLL/RLL
) that are provided via
M9999-092309-1.2
0.8/0.
0.4/0.
6/0.3
4/0.2
Max
1.05
±0.5
Max
0.5
1.4
10
10
2
5
5
Units
Units
mA
mA
mA
mA
mV
mA
µA
µA
ns
ns
ns
ns
%
%
V
V
V
V
V