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KS8999 Datasheet

  • KS8999

  • Micrel Semiconductor [Integrated 9-Port 10/100 Switch with ...

  • 288.64KB

  • MICREL   MICREL

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KS8999
Micrel
Absolute Maximum Ratings
(Note 1)
Supply Voltage
(V
DD_RX
, V
DD_TX
, V
DD_RCV
, V
DD
,
V
DD_PLLTX
) .............................................. 鈥?.5V to +2.3V
(V
DDIO
) .................................................... 鈥?.5V to +3.8V
Input Voltage ............................................... 鈥?.5V to +4.0V
Output Voltage ............................................ 鈥?.5V to +4.0V
Lead Temperature (soldering, 10 sec.) ..................... 270掳C
Storage Temperature (T
S
) ....................... 鈥?5掳C to +150掳C
Operating Ratings
(Note 2)
Supply Voltage
(V
DD_RX
, V
DD_TX
, V
DD_RCV
, V
DD
,
V
DD_PLLTX
) .............................................. +2.0V to +2.3V
(V
DDIO
) ....................... +2.0V to +2.3V or +3.0V to +3.6V
Ambient Temperature (T
A
)
Commercial .............................................. 鈥?掳C to +70掳C
Industrial ................................................. 鈥?0掳C to +85掳C
Package Thermal Resistance,
(Note 3)
PQFP
(胃
JA
) No Air Flow ................................... 39.1掳C/W
Electrical Characteristics (KS8999)
(Note 4)
V
DD
= 2.0V to 2.3V; T
A
= 0掳C to +70掳; unless noted.
Symbol
V
DD
Parameter
Supply Voltage
Condition
Min
2.00
Typ
2.10
Max
2.30
Units
V
Supply Current (including TX output driver current)
100BaseTX Operation鈥擳otal
I
DX
I
DA
I
DD
I
DX
I
DA
I
DD
TTL Inputs
V
IH
V
IL
I
IN
TTL Outputs
V
OH
V
OL
|I
OZ
|
V
O
V
IMB
t
r
, t
t
Output High Voltage
Output Low Voltage
Output Tri-State Leakage
I
OH
= 鈥?mA
I
OL
= 4mA
V
DDIO
鈥?.4
+0.4
10
V
V
碌A
Input High Voltage
Input Low Voltage
Input Current
V
IN
= GND ~ V
DD
鈥?0
(1/2 V
DDIO
)
+0.4
(1/2 V
DDIO
)
鈥?.4
10
V
V
碌A
100BaseTX (Transmitter)
100BaseTX (Analog)
100BaseTX (Digital)
0.64
0.35
0.18
0.11
1.04
0.84
0.11
0.09
0.85
0.40
0.25
0.20
1.32
0.95
0.17
0.20
A
A
A
A
A
A
A
A
10BaseT Operation鈥擳otal
100BaseTX (Transmitter)
100BaseTX (Analog)
100BaseTX (Digital)
100BaseTX Transmit (measured differentially after 1:1 transformer)
Peak Differential Output Voltage
Output Voltage Imbalance
Rise/Fall Time
Rise/Fall Time Imbalance
Note 1.
Note 2.
Note 3.
Note 4.
Exceeding the absolute maximum rating may damage the device.
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
).
No HS (heat spreader) in package.
Specification for packaged product only.
50鈩?from each output to V
DD
50鈩?from each output to V
DD
0.95
1.05
2
V
%
ns
ns
3
0
5
0.5
January 2005
39
KS8999

KS8999 产品属性

  • 24

  • 集成电路 (IC)

  • 专用 IC

  • *

  • *

  • *

  • 表面贴装

  • 208-MQFP，208-PQFP

  • 208-PQFP（28x28）

  • 散装

  • 576-1023-ND - BOARD EVAL EXPERIMENT FOR KS8999

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