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Micrel, Inc.
KSZ8851-16MLLJ
March 2010
81
M9999-030210-1.0
Absolute Maximum Ratings(1)
Supply Voltage (VDD_A3.3, VDD_IO) ......... 鈥�0.5V to +4.0V
Input Voltage (All Inputs).............................. 鈥�0.5V to +4.0V
Output Voltage (All Outputs) ........................ 鈥�0.5V to +4.0V
Lead Temperature (soldering, 20sec.) ....................... 260掳C
Storage Temperature (Ts) ......................... 鈥�65掳C to +150掳C
Maximum Junction Temperature (TJ)....................... +140掳C
HBM ESD Rating .......................................................... 6KV
Operating Ratings
(2)
Supply Voltage
VDD_A3.3 .......................................... +3.1V to +3.5V
VDD_IO (3.3V) ................................... +3.1V to +3.5V
VDD_IO (2.5V) ............................... +2.35V to +2.65V
VDD_IO (1.8V) ................................... +1.7V to +1.9V
Ambient Operating Temperature (TA)
Extended (MLLJ)鈥︹€︹€︹€︹€�.鈥︹€︹€︹€�...-40掳C to +125掳C
Thermal Resistance
(3)
Junction-to-Ambient (
胃
JA) ..........................83.56掳C/W
Junction-to-Case (
胃
JC) ...............................35.90掳C/W
Electrical Characteristics
(4, 5)
Symbol
Parameter
Condition
Min
Typ
Max
Units
Supply Current for 100BASE-TX Operation (Single Port@100% Utilization)
VDD_A3.3, VDD_IO = 3.3V; Chip only (no
transformer)
85
mA
VDD_A3.3 = 3.3V, VDD_IO = 2.5V; Chip only
(no transformer)
85
mA
Idd1
100BASE-TX
(analog core + PLL + digital
core + transceiver + digital I/O)
VDD_A3.3 = 3.3V, VDD_IO = 1.8V; Chip only
(no transformer)
85
mA
Supply Current for 10BASE-T Operation ( Single Port@100% Utilization)
VDD_A3.3, VDD_IO = 3.3V; Chip only (no
transformer)
75
mA
VDD_A3.3 = 3.3V, VDD_IO = 2.5V; Chip only
(no transformer)
75
mA
Idd2
10BASE-T
(analog core + PLL + digital
core + transceiver + digital I/O)
VDD_A3.3 = 3.3V, VDD_IO = 1.8V; Chip only
(no transformer)
75
mA
Power Management Mode
Idd3
Power Saving Mode
(6)
Ethernet cable disconnected & Auto-Neg
70
mA
Idd4
Soft Power Down Mode
Set Bit [1:0] = 10 in PMECR register
2
mA
Idd5
Energy Detect Mode
At low power state
2
mA
TTL Inputs (VDD_IO = 3.3V/2.5V/1.8V)
VIH
Input High Voltage
2.0/2.0
/1.3
V
VIL
Input Low Voltage
0.8/0.6
/0.3
V
IIN
Input Current
VIN = GND ~ VDD_IO
-10
10
A
TTL Outputs (VDD_IO = 3.3V/2.5V/1.8V)
VOH
Output High Voltage
IOH = -8mA
2.4/1.9
/1.5
V
VOL
Output Low Voltage
IOL = 8mA
0.4/0.4
/0.2
V
|IOZ|
Output Tri-state Leakage
10
A
Notes:
1.
Exceeding the absolute maximum rating may damage the device.
2.
The device is not guaranteed to function outside its operating rating. Unused inputs must always be tied to a appropriate logic voltage level (Ground
to VDD_IO).
3.
No (HS) heat spreader in this package. The
胃
JC/胃JA is under air velocity 0m/s.
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