EPON OLT PX20+++ SFP 1.25G x1490/R1310nm 20km +9dBm Transceiver CT-SET11-20DCD
Standard
◉ Complies with SFP Multi-Source Agreement (MSA) SFF-8074i
◉ Complies with IEEE 802.3ah
◉ Complies with FCC 47 CFR Part 15, Class B
◉ Complies with FDA 21 CFR 1040.10 and 1040.11 except for deviations pursuant to Laser Notice No. 50, dated June 24, 2007
◉ Complies with SFF-8472
◉ Compatible with TR-NWT-000870 4.1 ESD sensitivity classification Class2.
◉ Compatible with Telcordia GR-468-CORE
Technical Indicators
|
Absolute Maximum Ratings |
|||||||||||||||||||||
|
Parameter |
Symbol |
Min |
Max |
Unit |
|||||||||||||||||
|
Storage Ambient Temperature |
TSTG |
-40 |
85 |
°C |
|||||||||||||||||
|
Storage Humidity |
HS |
5 |
90 |
% |
|||||||||||||||||
|
Operating Humidity |
HO |
5 |
85 |
% |
|||||||||||||||||
|
Power Supply Voltage |
Vcc |
0 |
3.6 |
V |
|||||||||||||||||
|
Receiver Damaged Threshold |
|
+4 |
|
dBm |
|||||||||||||||||
|
Recommended Operating Conditions |
|||||||||||||||||||||
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|||||||||||||||
|
Operating Case Temperature |
TC |
-5 |
|
70 |
°C |
|
|||||||||||||||
|
Power Supply Voltage |
Vcc |
3.13 |
3.3 |
3.47 |
V |
|
|||||||||||||||
|
Power Consumption |
PW |
|
|
1.65 |
W |
|
|||||||||||||||
|
Data Rate |
|
|
1.25 |
|
Gbps |
|
|||||||||||||||
|
Electrical Characteristics |
|||||||||||||||||||||
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|||||||||||||||
|
Total Supply Current |
Icc |
|
|
500 |
mA |
|
|||||||||||||||
|
Transmitter |
|||||||||||||||||||||
|
Transmitter Differential Input Voltage |
|
400 |
|
2400 |
mV |
|
|||||||||||||||
|
Tx_Fault Output Voltage - High |
VOH |
2.4 |
|
Vcc |
V |
LVTTL |
|||||||||||||||
|
Tx_Fault Output Voltage - Low |
VOL |
0 |
|
0.4 |
V |
LVTTL |
|||||||||||||||
|
Tx_Disable Input Voltage - High |
VIH |
2 |
|
Vcc |
V |
LVTTL |
|||||||||||||||
|
Tx_Disable Input Voltage - Low |
VIL |
0 |
|
0.8 |
V |
LVTTL |
|||||||||||||||
|
Input Differential Impedance |
ZIN |
85 |
100 |
115 |
Ω |
|
|||||||||||||||
|
Receiver |
|||||||||||||||||||||
|
Receiver Differential Output Voltage |
|
600 |
|
1600 |
mV |
LVPECL, DC Coupled |
|||||||||||||||
|
RSSI Trigger Input Voltage - High |
VIH |
2 |
|
Vcc |
V |
LVTTL |
|||||||||||||||
|
RSSI Trigger Input Voltage - Low |
VIL |
0 |
|
0.8 |
V |
LVTTL |
|||||||||||||||
|
LOS Output Voltage - High |
VOH |
2.4 |
|
Vcc |
V |
LVTTL |
|||||||||||||||
|
LOS Output Voltage - Low |
VOL |
0 |
|
0.4 |
V |
LVTTL |
|||||||||||||||
|
LOS Assert Time |
TLOSA |
|
500 |
|
us |
|
|||||||||||||||
|
LOS De-assert Time |
TLOSD |
|
500 |
|
us |
|
|||||||||||||||
|
Output Differential Impedance |
ZOUT |
90 |
100 |
110 |
Ω |
|
|||||||||||||||
|
Optical Transmitter Characteristics |
|||||||||||||||||||||
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|||||||||||||||
|
Average Output Power |
POUT |
+6 |
+9 |
+10 |
dBm |
|
|||||||||||||||
|
Center Wavelength |
λC |
1480 |
|
1500 |
nm |
|
|||||||||||||||
|
Spectral Width (-20dB) |
∆λ |
|
|
1 |
nm |
|
|||||||||||||||
|
Side Mode Suppression Ratio |
SMSR |
30 |
|
|
|
|
|||||||||||||||
|
Extinction Ratio |
ER |
9 |
|
|
dB |
PRBS 27-1 @1.25Gbit/s |
|||||||||||||||
|
Transmitter and Dispersion Penalty |
TDP |
|
|
2.3 |
dB |
Transmit on 20km SMF |
|||||||||||||||
|
Transmitter OFF Power |
POFF |
|
|
-39 |
dBm |
|
|||||||||||||||
|
Output Eye Diagram |
Compliant with IEEE 802.3ah |
||||||||||||||||||||
|
Transmitter Reflectance |
|
|
|
-10 |
dB |
|
|||||||||||||||
|
Optical Receiver Characteristics |
|||||||||||||||||||||
|
Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
Notes |
|||||||||||||||
|
Center Wavelength |
λC |
1260 |
|
1360 |
nm |
|
|||||||||||||||
|
Receiver Sensitivity |
SEN |
|
|
-33 |
dBm |
Note1 |
|||||||||||||||
|
Input Saturation Power (Overload) |
SAT |
-6 |
|
|
dBm |
|
|||||||||||||||
|
LOS Assert Level |
LOSA |
-45 |
|
|
dBm |
|
|||||||||||||||
|
LOS De-assert Level |
LOSD |
|
|
-34 |
dBm |
|
|||||||||||||||
|
LOS Hysteresis |
HYS |
0.5 |
|
6 |
dB |
|
|||||||||||||||
|
Receiver Reflectance |
|
|
|
-12 |
dB |
||||||||||||||||
|
RSSI Characteristics |
||||||
|
Parameter |
Symbol |
Min. |
Typ. |
Max. |
Unit |
Notes |
|
RSSI Trigger-Low |
|
0 |
|
0.8 |
V |
|
|
RSSI Trigger-High |
|
2.0 |
|
Vcc |
V |
|
|
RSSI Trigger Delay |
TD |
0 |
|
3000 |
ns |
|
|
Optical Signal During Time |
TONT |
300 |
|
|
ns |
|
|
RSSI Trigger width |
TW |
300 |
|
TONT - TD |
ns |
|
|
I2C Access Prohibited Time |
Tp |
|
|
500 |
μs |
|
Pin Definition
|
Pin No |
Symbol |
Name/Description |
Power Seq. |
Note |
|
1 |
VeeT |
Transmitter Ground |
1st |
|
|
2 |
TX_Fault |
Transmitter Fault Indication |
3rd |
High: abnormal; Low: normal |
|
3 |
TX_Disable |
Transmitter Disable |
3rd |
High: transmitter disable; Low: transmitter enable. Internally 4.7k-10kΩ pull-up. |
|
4 |
MOD-DEF2 |
Module Definition 2 |
3rd |
The data line of two wire serial interface |
|
5 |
MOD-DEF1 |
Module Definition 1 |
3rd |
The clock line of two wire serial interface |
|
6 |
MOD-DEF0 |
Module Definition 0 |
3rd |
Connected to Ground in the transceiver |
|
7 |
RSSI Trigger |
RSSI Trigger for Transceiver A/D Conversion |
3rd |
High: enable RSSI A/D conversion |
|
8 |
RX_LOS |
Loss of Signal |
3rd |
High: loss of signal; Low: signal detected; |
|
9 |
VeeR |
Receiver Ground |
1st |
|
|
10 |
VeeR |
Receiver Ground |
1st |
|
|
11 |
VeeR |
Receiver Ground |
1st |
|
|
12 |
RD- |
Inv. Receiver Data Out |
3rd |
LVPECL logic output, DC coupled |
|
13 |
RD+ |
Receiver Data Out |
3rd |
LVPECL logic output, DC coupled |
|
14 |
VeeR |
Received Ground |
1st |
|
|
15 |
VCCR |
Receiver Power |
2nd |
|
|
16 |
VCCT |
Transmitter Power |
2nd |
|
|
17 |
VeeT |
Transmitter Ground |
1st |
|
|
18 |
TD+ |
Transmit Data In |
3rd |
LVPECL logic input, AC coupled |
|
19 |
TD- |
Inv. Transmit Data In |
3rd |
LVPECL logic input, AC coupled |
|
20 |
VeeT |
Transmitter Ground |
1st |
Product Picture
