AFBR-24x9xZ 50 MBd Miniature Link Fiber Optic Receiver Data Sheet Description Features The AFBR-24x9Z series components provide cost effec - RoHS-compliant tive, high performance fiber optic communication links Works with Avago HFBR-14xxZ (820 nm LED) transmitter for information systems and industrial applications with Data transmission at signal rates from 100 kBd up to 50 link distances of up to 3 km. The receivers are directly MBd compatible with popular industry-standard connectors: ST and SMA. They are designed for use with 62.5/125 m Receiver: Integrated PIN diode and digitalizing IC with multi mode fiber. CMOS/TTL output logic Up to 3 km distance with Multimode Glass Fiber Cable AFBR-24x9xZ Available Part Numbers Operating temperature range of -40 C to +85 C Part Number Description Compatible with 10Base-FL standard AFBR-2409Z Receiver with SMA port 3.3 V and 5 V supply voltage operation AFBR-2419Z Receiver with ST port RSSI output AFBR-2419TZ Receiver with threaded ST port Applications AFBR-2419MZ Receiver with metal ST port Optical transmission from 100 kBd up to 50 MBd Industrial control and factory automation Link Length High voltage isolation Data Rate Max. Distance Fiber Size (MBd) (m) (m) Transmitter Elimination of ground loops 20 3000 62.5/125 HFBR-1414Z Reduces voltage transient susceptibility 32 2200 62.5/125 HFBR-1414Z Power substation automation 40 1500 62.5/125 HFBR-1414Z 50 1000 62.5/125 HFBR-1414Z Verified with PRBS7 pattern at min. Tx optical power -19 dBm avg (-16 dBm pk. as specified in HFBR-1414Z data sheet).Package and Handling Information AFBR-24x9xZ Low-Cost 50 MBd Receiver Package Information Description The receiver is housed in a low-cost, dual-inline package The AFBR-24x9xZ fiber optic receiver is designed to oper - that is made of high strength, heat resistant, chemically ate with the Avago Technologies HFBR-14xxZ fiber optic resistant, and UL 94V-O flame retardant ULTEM plastic transmitters and multimode glass fiber cable. Consistent (UL File E121562). The receivers (suffix Z, TZ) are easily coupling into the receiver is assured by the optical system identified by the dark grey color connector port. A metal with lens. The receiver output is a digital CMOS/TTL signal. port option is also available (suffix MZ). The metal port op - The AFBR-24x9xZ receiver contains an IC with integrated tion components have an internal electrical connection photodiode which directly converts the incoming opti- between the metal port and the four grounding pins, as cal signal to a digital output signal without the requisite shown in the package outline drawing. Signal ground is for additional external circuitry. Because of its integrated separate from the four grounding pins to give flexibility in design, the receiver has very high EMC resistance. A wide connecting the port to signal or chassis ground. The pack- receiver dynamic range and high sensitivity over tempera- age is designed for auto-insertion and wave soldering so ture is achievable. The data rate typically goes from 100 it is ideal for high volume production applications. kBd to 50 MBd. A monitor (RSSI) output, which delivers an output current proportional to the average incoming light Handling and Design Information power, is available. Each part is delivered with a protective port cap or a plug For an almost noise-free RSSI-signal smoothing compo- covering the optics. These caps/plugs will vary by port nents are recommended. A capacitor in parallel to the style. When soldering, it is advisable to leave the protec- resistor on the RSSI output reduces potential high fre- tive cap on the unit to keep the optics clean. Good system quency signal parts. The use of a single 100 nF capacitor performance requires clean port optics and cable ferrules for signal smoothing is sufficient in most common appli - to avoid obstructing the optical path. Clean compressed cations, as shown in the Recommended Receiver Circuitry air often is sufficient to remove particles of dirt methanol section on page 4. If this RSSI function is not required, the on a cotton swab also works well. output pin can be left floating. The RSSI-signal is derived from internal controlling loops therefore, the typical time constant of pure RSSI output current without an external filter can be up to 1 ms. This time constant also depends on the actual average incoming light power. Absolute Maximum Ratings Parameter Symbol Min Max Unit Reference Storage Temperature T -40 +85 C S Operating Temperature T -40 +85 C A Supply Voltage V -0.3 5.5 V CC Maximum DC Output Current I 10 mA O Voltage at RSSI Output V -0.3 V +0.3 V RSSI CC Lead Soldering Cycle - Temp T 260 C Note 1 SOLD Lead Soldering Cycle - Time t 10 s Note 1 SOLD Electrostatic Discharge Voltage Capability ESD 2000 V Note 2 HBM Electrostatic Discharge Voltage Capability ESD 400 V Note 3 MM Note: 1. 1.6 mm below seating plane. 2. ESD capability for all pins HBM (Human Body Model) according to JEDEC JESD22-A114. 3. ESD capability for all pins MM (Machine Model) according to JEDEC JESD22-A115. 2