KSZ8993 Micrel Inc, KSZ8993 Datasheet - Page 23

• Manufacturer Part Number: KSZ8993
• Description: IC SWITCH 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8993

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Number Of Primary Switch Ports: 3
• Internal Memory Buffer Size: 64
• Operating Supply Voltage (typ): 2.5/3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII/SNI
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 2.75/3.6V
• Operating Supply Voltage (min): 2.35V
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-1032

Absolute Maximum Ratings
Supply Voltage
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
Electrical Characteristics
V
Symbol
Total Supply Current (including TX output driver current)
I
I
TTL Inputs (V
V
V
TTL Outputs (V
V
V
100BaseTX Receive
100BaseTX Transmit (measured differentially after 1:1 transformer)
V
V
t
100BaseTX Transmit (measured differentially after 1:1 transformer)
V
10BaseTX Transmit (measured differentially after 1:1 transformer)
Note 1.
Note 2.
Note 3.
Note 4.
May 2005
KS8993
DD1
DD2
r
, t
DD
IH
IL
OH
OL
O
IMB
SET
(V
V
(V
t
DD_RCV
= 2.5V to 2.75V; T
DD_RX
DD_IO
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
No HS (heat spreader) in package.
Specification for packaged product only.
) ................................................... –0.5V to +4.0V
, V
, V
DDIO
DD_TX
Parameter
Normal 100BaseTX
Normal 10BaseT
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Error Rate
Peak Differential Output Voltage
Output Voltage Imbalance
Rise/Fall Time
Reference Voltage of ISET
Output Jitters
Near End Normal Link Pulse
Far End Normal Link Pulse
Far End Output Jitters
DD
DDIO
) ........................................ –0.5V to +3.0V
= 3.3V or 2.5V)
DD
, V
= 3.3V or 2.5V)
).
A
DD_BG
= 0 C to +70 C; unless noted, bold values indicate –40 C
S
) ....................... –55 C to +150 C
, V
DD_PLL
(Note 4)
,
(Note 1)
Condition
I
I
50 from each output to V
50 from each output to V
Peak-to-peak
V
After 100 meters Cat-3 cable
After 100 meters Cat-3 cable
OH
OL
DD
= 4mA
= –4mA
= 2.6V
23
Operating Ratings
Supply Voltage
Ambient Temperature (T
Package Thermal Resistance (Note 3)
(V
V
(V
PQFP
DD_RCV
DD_RX
DD_IO
DD
DD
) .................. +2.35V to +2.75V or +3.0V to +3.6V
, V
JA
, V
) No Air Flow ................................. 42.91 C/W
DD_TX
T
DD
A
) .................................... +2.35V to +2.75V
+85 C; unless noted.
, V
DD_BG
A
) ........................... –0 C to +70 C
(Note 2)
V
V
DD
DD
, V
–0.8
–0.4
0.95
Min
2.2
0.5
–8
3
(I/O)
(I/O)
DD_PLL
0.75
Typ
,
300
200
1.5
0.7
Max
1.05
330
230
0.8
0.4
1.0
1.4
5
8
KS8993
Micrel
Units
1E-8
mA
mA
ns
ns
ns
ns
%
V
V
V
V
V
V
V