ELLXT971ABC.A4-870477 Cortina Systems Inc, ELLXT971ABC.A4-870477 Datasheet - Page 63

• Manufacturer Part Number: ELLXT971ABC.A4-870477
• Description: TXRX FAST ETH COMM TEMP 64-PBGA
• Manufacturer: Cortina Systems Inc

Specifications of ELLXT971ABC.A4-870477

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 1008-1003

LXT971A PHY
Datasheet
249414, Revision 5.2
13 September 2007
Table 25
Table 26
Table 27
Table 28
Cortina Systems
I/O Characteristics - REFCLK/XI and XO Pins
I/O Characteristics - LED/CFG Pins
I/O Characteristics – SD/TP_L Pin
100BASE-TX PHY Characteristics (Sheet 1 of 2)
®
Fiber Mode (register bit 16.0 = 1)
Twisted-Pair Mode (register bit 16.0 = 0)
Input Low Voltage
Input High Voltage
1. Typical values are for design aid only, not guaranteed, and not subject to production testing.
Input Low Voltage
Input High Voltage
Input Clock Frequency Tolerance
Input Clock Duty Cycle
Input Capacitance
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
2. Parameter is guaranteed by design and not subject to production testing.
Input Low Voltage
Input High Voltage
Input Current
Output Low Voltage
Output High Voltage
Peak differential output voltage
Signal amplitude symmetry
Signal rise/fall time
Rise/fall time symmetry
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
2. Measured at the line side of the transformer, line replaced by 100 Ω (+/-1%) resistor.
LXT971A Single-Port 10/100 Mbps PHY Transceiver
testing.
testing.
Parameter
Parameter
Parameter
Parameter
100BASE-FX Mode Normal Operation – SD Input from Fiber PHY
2
Reset and Power-Up States – FX/TP Mode Configuration
2
Symbol
Symbol
T
Symbol
V
V
Vss
V
V
T
V
RFS
OH
I
OL
RF
IH
IL
I
Tdc
V
C
P
V
Δ f
IH
IN
IL
Sym
V
V
V
V
FX
TP
IL
IH
Min
0.95
Min
2.0
-10
2.0
3.0
98
Min
–
–
2.0
–
35
–
–
–
1.49
2.14
Min
600
–
Typ
Typ
Typ
–
–
–
–
–
3.0
–
–
–
–
–
–
–
–
1600-2400
1
1
Typ
GND
1.6
2.4
±
Max
1
Max
Max
1.05
0.8
0.4
0.8
10
102
65
5.0
0.5
100
–
–
–
–
Max
1.83
2.42
500
–
Units
ppm
Units
pF
%
Units
V
V
μ A
7.1 DC Electrical Parameters
V
V
V
V
ns
ns
%
V
Units
mV
mV
V
V
0 < V
I
I
OL
OH
Test Conditions
= 10 mA
= -10 mA
Test Conditions
Test Conditions
I
< VCCIO
Test Conditions
VCCD = 3.3 V
VCCD = 3.3 V
Note 2
Note 2
Note 2
Note 2
–
–
–
–
–
–
–
–
–
Page 63