KSZ8873MLL Micrel Inc, KSZ8873MLL Datasheet - Page 88
![IC ETHERNET SWITCH 3PORT 64-LQFP](/photos/6/81/68149/64-lqfp-micrel_sml.jpg)
KSZ8873MLL
Manufacturer Part Number
KSZ8873MLL
Description
IC ETHERNET SWITCH 3PORT 64-LQFP
Manufacturer
Micrel Inc
Specifications of KSZ8873MLL
Data Rate
100Mbps
Controller Type
Ethernet Switch Controller
Interface
MII
Voltage - Supply
1.8V, 2.5V, 3.3V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
64-LQFP
No. Of Ports
3
Ethernet Type
IEEE 802.3u
Supply Current
115mA
Supply Voltage Range
2.5V, 3.3V
Digital Ic Case Style
LQFP
No. Of Pins
64
Svhc
No SVHC (15-Dec-2010)
Base
RoHS Compliant
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/Digital
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
1.89/3.465V
Operating Temperature Classification
Commercial
Interface Type
MII, RMII
Operating Temperature Range
0°C To +70°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-3459
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8873MLL
Manufacturer:
Micrel Inc
Quantity:
1 934
Company:
Part Number:
KSZ8873MLL
Manufacturer:
ADI
Quantity:
27
Company:
Part Number:
KSZ8873MLL AM
Manufacturer:
Micrel
Quantity:
1 638
Company:
Part Number:
KSZ8873MLLJ
Manufacturer:
Micrel
Quantity:
323
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