SLXT973QC Cortina Systems Inc, SLXT973QC Datasheet - Page 77

• Manufacturer Part Number: SLXT973QC
• Manufacturer: Cortina Systems Inc

Specifications of SLXT973QC

• Lead Free Status / Rohs Status: Not Compliant

LXT973 Transceiver
Datasheet
249426, Revision 6.0
13 July 2007
Table 29
Table 30
Table 31
Cortina Systems
Operating Conditions (Sheet 2 of 2)
Digital Input/Output Characteristics
Digital Input/Output Characteristics - SD Pins
®
V
1. Typical values are at 25°C, and are for design aid only, are not guaranteed, and are not subject to
2. Voltages are with respect to ground unless otherwise specified.
3. V
Input Low voltage
Input High voltage
Input Current
Output Low voltage
Output High voltage
1. Typical values are at 25°C, and are for design aid only, are not guaranteed, and are not subject to
2. Applies to all pins except SD, MII, REFCLK, and LED pins. Refer to
Input Low Voltage
Input High Voltage
Input Low Voltage
Input High Voltage
1. Typical values are at 25°C, and are for design aid only, are not guaranteed, and are not subject to
2. For 2.5 V operation, SD_2P5V = VCCPECL and VCCPECL=2.5 V.
3. For 3.3 V operation, SD_2P5V = GNDPECL or Floating and VCCPECL=3.3 V.
CC
LXT973 10/100 Mbps Dual-Port Fast Ethernet PHY Transceiver
production testing.
V
VCCIO = digital I/O ring
VCCPECL = PECL supply for fiber
production testing.
production testing.
Current
CC
CC
A = V
= V
Parameter
Parameter
CC
CC
D (digital core)
R plus V
Parameter
100BASE-FX
Power-Down Mode
Auto-Negotiation
CC
T
Symbol
Symbol
V
V
V
V
V
V
V
V
OH
I
OL
IH
IL
IH
IH
I
IL
IL
2.5 V Operation
3.3 V Operation
0.69
1.34
1.49
2.14
Min
Min
-10
2.0
2.4
2
–
–
Sym
I
I
I
CC
CC
CC
Typ
Typ
0.8
1.6
1.6
2.4
–
–
–
–
–
2
3
1
1
Min
–
–
Table 32
Max
Max
1.03
1.62
1.83
2.42
0.8
0.4
10
–
–
Typ
–
–
for MII I/0 Characteristics.
1
Units
Units
14.0 Test Specifications
μ A
V
V
V
V
V
V
V
V
Max
105
12
85
VCCPECL =
2.5 V
VCCPECL =
2.5 V
VCCPECL =
3.3 V
VCCPECL =
3.3 V
0.0
I
Conditions
Conditions
I
OH
OL
Test
Test
= -4 mA
= 4 mA
V
–
–
I
Page 77
Units
< V
mA
mA
mA
<
CC