Alpha Bridge ASFP-1G-eLX

Features

  • SFP Multi-Source Agreement compliance
  • Compliant with Fiber Channel 100-SM-LC-L standard
  • Compliant with 3z Gigabit Ethernet standard
  • Industry standard small form pluggable (SFP) package
  • Duplex LC connector
  • Differential LVPECL inputs and outputs
  • Single power supply 3V
  • TTL signal detect
  • Hot Pluggable
  • Class 1 laser product complies with EN 60825-1
  • RoHS compliant

Applications

  • Distributed multi-processing.
  • Switch to switch
  • High speed I/O for file server
  • Bus extension application
  • Channel extender, data

Absolute Maximum Ratings ASFP-1G-eLX

Parameter symbol Min. Max. Units Notes
Storage Temperature TS -40 85 °C
Supply Voltage Vcc -0.5 4.0 V
Input Voltage VIN -0.5 Vcc V
Output Current Io --- 50 mA
Operating Current IOP --- 400 mA

Recommended Operating Conditions ASFP-1G-eLX

Parameter Symbol Min. Max. Units Note
Case Operating Temperature Tc 0 70 °C OPAK-S10-13-CB
-40 85 °C OPAK-S10-13-IB
Supply Voltage Vcc 3.1 3.5 V  
Supply Current ICC   250 mA  

Transmitter Electro-optical Characteristics ASFP-1G-eLX

Parameter Symbol Type Min Max Unites Notes
Output Optical Power 9/125 mm fiber Pout -8 --- -2 dBm Average
Extinction Ratio ER 9 --- --- dB  
Center Wavelength lC 1270 1310 1355 nm  
Spectral Width (RMS) Dl --- --- 2.5 nm  
Rise/Fall Time, (20°80%) Tr, f --- --- 260 ps  
Relative Intensity Noise RIN --- --- -120 dB/Hz  
Total Jitter TJ --- --- 227 ps  
Output Eye   Compliant with IEEE802.3z
Max. Pout TX-DISABLE Asserted POFF --- --- -45 dBm  
Differential Input Voltage VDIFF 0.4 --- 2.0 V  

Note 1: Average optical power shall be measured using the methods specified in TIA/EIA-455-95

Receiver Electro-optical Characteristics ASFP-1G-eLX

Parameter Symbol Min. Typ. Max. Units Note
  Optical Input Power-maximum   PIN   -1   ---   ---   dBm BER < 10 12
  Optical Input Power-minimum (Sensitivity)   PIN   ---   ---   -23   dBm BER < 10 12
  Operating Center Wavelength lC   1260   ---   1610   nm  
  Optical Return Loss   ORL   12   ---   ---   dB  
  Signal Detect-Asserted   PA   ---   ---   -23   dBm  
  Signal Detect-Deasserted   PD   -35   ---   ---   dBm  
  Stressed Receiver Sensitivity     ---   ---   -14.4   dBm   Note 1, 2
  Differential Output Voltage   VDIFF   0.5   ---   1.2   V  
  Data Output Rise, Fall Time (20-80%)   T r, f   ---   ---   0.35   ns  
Receiver Loss of Signal Output Voltage-Low   RX_LOSL   0   ---   0.5   V  
Receiver Loss of Signal Output Voltage-High   RX_LOSH   2.4   ---   VCC   V  

Note 1: Measured with conformance test signal at TP3 for BER = 10−12 at the eye center.

Note 2: Measured with a transmit signal having a 9 dB extinction ratio. If another extinction ratio is used, theStressed receiver sensitivity should be corrected for the extinction ratio penalty.

Pin Descriptions ASFP-1G-eLX

Pin Signal Name Description
1 TGND Transmitter Ground
2 TX_FAULT Transmit Fault
3 TX_DISABLE Transmit Disable
4 MOD_DEF(2) SDA Serial Data Signal
5 MOD_DEF(1) SCL Serial Clock Signal
6 MOD_DEF(0) TTL Low
7 RATE SELECT Open Circuit
8 RX_LOS Receiver Loss of Signal, TTL High, Open collector
9 RGND Receiver Ground
10 RGND Receiver Ground
11 RGND Receiver Ground
12 RX- Receive Data Bar, Differential PECL, ac coupled
13 RX+ Receive Data, Differential PECL, ac coupled
14 RGND Receiver Ground
15 VCCR Receiver Power Supply
16 VCCT Transmitter Power Supply
17 TGND Transmitter Ground
18 TX+ Transmit Data, Differential PCEL, ac coupled
19 TX- Transmit Data Bar, Differential PCEL, ac coupled
20 TGND Transmitter Ground

Note:

  1. Module ground pins GND are isolated from the module
  2. Shall be pulled up with 7K-10Kohms to a voltage between 3.15V and 3.45V on the host board.

Ordering Information ASFP-1G-eLX

Model Number Part Number Reach Input/Out Signal Detect Voltage Temperature
ASFP-1G-eLX OP6C-S20-13-C 20km AC/AC TTL 3.3V 0°C to 70 °C
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