Absolute Maximum Ratings (Note 1) Supply Voltage (V DD_RX
參數(shù)資料
型號(hào)： KS8993-EVAL
廠商： Micrel Inc
文件頁數(shù)： 16/35頁
文件大?。?/td> 0K
描述： BOARD EVAL EXPERIMENT FOR KS8993
標(biāo)準(zhǔn)包裝： 1
相關(guān)產(chǎn)品： KS8993I-ND - IC SWITCH 10/100 3PORT 128PQFP
KS8993-ND - IC SWITCH 10/100 3PORT 128PQFP
其它名稱： 576-1011
May 2005
23
KS8993
Micrel
Absolute Maximum Ratings (Note 1)
Supply Voltage
(V
DD_RX, VDD_TX, VDD_BG, VDD_PLL,
V
DD_RCV, VDD) ........................................ –0.5V to +3.0V
(V
DD_IO) ................................................... –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, 10 sec.) ..................... 270
°C
Storage Temperature (T
S) ....................... –55°C to +150°C
Operating Ratings (Note 2)
Supply Voltage
(V
DD_RX, VDD_TX, VDD_BG, VDD_PLL,
V
DD_RCV, VDD) .................................... +2.35V to +2.75V
(V
DD_IO) .................. +2.35V to +2.75V or +3.0V to +3.6V
Ambient Temperature (T
A) ........................... –0°C to +70°C
Package Thermal Resistance (Note 3)
PQFP
(θ
JA) No Air Flow ................................. 42.91°C/W
Electrical Characteristics (Note 4)
V
DD = 2.5V to 2.75V; TA = 0°C to +70°C; unless noted, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted.
Symbol
Parameter
Condition
Min
Typ
Max
Units
Total Supply Current (including TX output driver current)
I
DD1
Normal 100BaseTX
300
330
mA
I
DD2
Normal 10BaseT
200
230
mA
TTL Inputs (V
DDIO = 3.3V or 2.5V)
V
IH
Input High Voltage
V
DD (I/O)
–0.8
V
IL
Input Low Voltage
0.8
V
TTL Outputs (V
DDIO = 3.3V or 2.5V)
V
OH
Output High Voltage
I
OH = –4mA
V
DD (I/O)
–0.4
V
OL
Output Low Voltage
I
OL = 4mA
0.4
V
100BaseTX Receive
Error Rate
1.0
1E-8
100BaseTX Transmit (measured differentially after 1:1 transformer)
V
O
Peak Differential Output Voltage
50
from each output to V
DD
0.95
1.05
V
IMB
Output Voltage Imbalance
50
from each output to V
DD
1.5
%
t
r, tt
Rise/Fall Time
35
ns
100BaseTX Transmit (measured differentially after 1:1 transformer)
V
SET
Reference Voltage of ISET
0.75
ns
Output Jitters
Peak-to-peak
0.7
1.4
ns
10BaseTX Transmit (measured differentially after 1:1 transformer)
Near End Normal Link Pulse
V
DD = 2.6V
2.2
V
Far End Normal Link Pulse
After 100 meters Cat-3 cable
0.5
V
Far End Output Jitters
After 100 meters Cat-3 cable
–88
ns
Note 1.
Exceeding the absolute maximum rating may damage the device.
Note 2.
The device is not guaranteed to function outside its operating rating. Unused inputs must always be tied to an appropriate logic voltage level
(Ground to V
DD).
Note 3.
No HS (heat spreader) in package.
Note 4.
Specification for packaged product only.
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