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SFP-ETRx-4
10/100/1000 BASE-T Copper SFP Transceiver
SFP-ETRx-4
Product Features
1.Up to 1.25 Gb/s bi-directional data links.
2.Link lengths at 1.25 Gb/s up to 100 meters.
3.10/100/1000 BASE-T operation in host systems with SGMII interface.
4.Support TX- disable and Link function.
5.Compliant with SFP MSA.
6.Compact RJ-45 connector assembly.
7.Hot-pluggable SFP Footprint.
8.Single + 3.3V Power Supply.
9.Fully Metallic Enclosure for Low EMI.
10.Low power dissipation (1.05W typical).
11.RoHS compliant and lead-free.
12.Operating case temperature Commercial: 0 ~ +70oC.
Extended: -10 ~ +80oC.
Industrial: -40 ~ +85oC.
Technical Specifications
1.LAN 1000Base-T.
2.Switch to Switch Interface.
3.Router/Server interface.
4.witched backplane applications.
|
Part Number |
Data Rate (Mb/s) |
Transmission Distance(m) |
Link Indicator on RX-LOS pin |
TX-disable with PHY |
Temperature (oC) (Operating Case) |
|
OPT-ETRC-4 |
10/100/1000 |
100 |
Yes |
Yes |
0~70 commercial |
|
OPT-ETRE-4 |
10/100/1000 |
100 |
Yes |
Yes |
-10~80 Extended |
|
OPT-ETRI-4 |
10/100/1000 |
100 |
Yes |
Yes |
-40~85 Industrial |
1. Absolute Maximum Ratings
It has to be noted that the operation in excess of any individual absolute maximum ratings might cause permanent damage to this module.
|
Parameter |
Symbol |
Min |
Max |
Unit |
Notes |
|
Storage Temperature |
TS |
-40 |
85 |
oC |
|
|
Power Supply Voltage |
VCC |
-0.5 |
3.6 |
V |
|
|
Relative Humidity (non-condensation) |
RH |
5 |
95 |
% |
2.Recommended Operating Conditions and Power Supply Requirements
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Operating Case Temperature | TOP | 0 | 70 | oC | commercial | |
| -10 | 80 | extended | ||||
| -40 | 85 | industrial | ||||
| Power Supply Voltage | VCC | 3.135 | 3.3 | 3.465 | V | |
| Data Rate | 10 | 1000 | Mb/s | |||
| Link Distance (SMF) | D | 100 | m |
3. Pin Assignment and Pin Description
Figure1. Diagram of host board connector block pin numbers and names.
|
PIN |
Name |
Name/Description |
Notes |
|
1 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
|
2 |
TXFAULT |
Transmitter Fault. |
|
|
3 |
TXDIS |
Transmitter Disable. Laser output disabled on high or open. |
|
|
4 |
MOD-DEF (2) |
Module Definition 2. Data line for Serial ID. |
2 |
|
5 |
MOD-DEF (1) |
Module Definition 1. Clock line for Serial ID. |
2 |
|
6 |
MOD-DEF (0) |
Module Definition 0. Grounded within the module. |
2 |
|
7 |
Rate Select |
No connection required |
|
|
8 |
LOS |
Loss of Signal indication. Logic 0 indicates normal operation. |
3 |
|
9 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
|
10 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
|
11 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
|
12 |
RD- |
Receiver Inverted DATA out. AC Coupled |
|
|
13 |
RD+ |
Receiver Non-inverted DATA out. AC Coupled |
|
|
14 |
VEER |
Receiver Ground (Common with Transmitter Ground) |
1 |
|
15 |
VCCR |
Receiver Power Supply |
|
|
16 |
VCCT |
Transmitter Power Supply |
|
|
17 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
|
18 |
TD+ |
Transmitter Non-Inverted DATA in. AC Coupled. |
|
|
19 |
TD- |
Transmitter Inverted DATA in. AC Coupled. |
|
|
20 |
VEET |
Transmitter Ground (Common with Receiver Ground) |
1 |
Notes:
1.Circuit ground is connected to chassis ground.
2.Should be pulled up with 4.7k - 10k Ohms on host board to a voltage between 2.0 V and 3.6 V.
MOD-DEF (0) pulls line low to indicate module is plugged in.
3.LVTTL compatible with a maximum voltage of 2.5V.
4. Power Supply Interface Electronic Characteristics
The OPT-ETRx-4 has an input voltage range of 3.3 V ± 5%. The 4 V maximum voltage is not allowed for continuous operation.
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
Power Consumption |
|
|
|
1.2 |
W |
|
|
Supply Current |
Icc |
|
|
375 |
mA |
|
|
Input Voltage Tolerance |
|
-0.3 |
|
4.0 |
V |
|
|
Surge |
Surge |
|
30 |
|
mV |
|
|
Current |
|
current See caution note |
|
|||
Notes: Power consumption and surge current are higher than the specified values in the SFP MSA.
5. Low-Speed Signals Electronic Characteristics
MOD-DEF (1) (SCL) and MOD-DEF (2) (SDA) are open drain CMOS signals. Both MOD-DEF (1) and MOD-DEF (2) must be pulled up to host-VCC.
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
SFP Output LOW |
VOL |
0 |
|
0.5 |
V |
4.7k to 10k pull-up to host-Vcc. |
|
SFP Output HIGH |
VOH |
Host-Vcc -0.5 |
|
Host-Vcc +0.3 |
V |
4.7k to 10k pull-up to host-Vcc. |
|
SFP Input LOW |
VIL |
0 |
|
0.8 |
V |
4.7k to 10k pull-up to Vcc. |
|
SFP Input HIGH |
VIH |
2 |
|
Vcc + 0.3 |
V |
4.7k to 10k pull-up to Vcc. |
6. High-Speed Electrical Interface
All high-speed signals are AC-coupled internally.
|
High-Speed Electrical Interface, Transmission Line-SFP |
||||||
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
Line Frequency |
FL |
|
125 |
|
MHz |
5-level encoding, pe IEEE 802.3 |
|
Tx Output Impedance |
Zout, TX |
|
100 |
|
Ohm |
Differential |
|
Rx Input Impedance |
Zin,RX |
|
100 |
|
Ohm |
Differential |
|
|
High-Speed Electrical Interface, Host-SFP |
|||||
|
Single Ended Data Input Swing |
Vinsing |
250 |
|
1200 |
mv |
Single ended |
|
Single Ende Data Output Swing |
Voutsing |
350 |
|
800 |
mv |
Single ended |
|
Rise/Fall Time |
Tr, TF |
|
175 |
|
PS |
20%-80% |
|
Tx Input Impedance |
Zin |
|
50 |
|
Ohm |
Single ended |
|
Rx Output Impedance |
Zout |
|
50 |
|
Ohm |
Single ended |
7. General Specifications
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
Data Rate |
BR |
10 |
|
1000 |
Mb/s |
IEEE 802.3 compatible |
|
Cable Length |
L |
|
|
100 |
m |
Category 5 UTP. BER <10-12 |
Notes:
1.Clock tolerance is +/- 50 ppm.
2.By default, the OPT-ETRx-4 is a full duplex device in preferred master mode.
3.Automatic crossover detection is enabled. External crossover cable is not required.
4.By default, 1000 BASE-T operation requires the host system to have an SERDES interface with no clocks.
8. Serial Communication Protocol
OPT-ETRx-4 supports the 2-wire serial communication protocol outlined in the SFP MSA. It uses an Atmel AT24C02D 256byte EEPROM with an address of A0h.
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|
12C Clock Rate |
|
0 |
|
100000 |
Hz |
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