FTLF8524E2GNL Finisar

Product Specification 4.25 Gb/s RoHS Compliant Short-Wavelength 2x7 SFF Transceiver FTLF8524E2xNy PRODUCT FEATURES Up to 4.25 Gb/s bi-directional data links 2x7 pin SFF-like footprint Built-in digital diagnostic functions 850nm Oxide VCSEL laser transmitter Duplex LC connector RoHS Compliant and Lead Free Up to 500m on 50/125m MMF, APPLICATIONS 300m on 62.5/125m MMF Metal enclosure, for lower EMI Tri-Rate 1.063/2.125/4.25 Gb/s Single 3.3V power supply Fibre Channel Extended operating temperature (1) range: -10C to 85C Finisars FTLF8524E2xNy Small Form Factor (SFF) transceivers comply with the 2x5 1 standard package defined by the Small Form Factor Multi-Sourcing Agreement (MSA) , with the exception of 4 extra pins outlined in Section I below. They are compatible with 2 Fibre Channel FC-PI-2 Rev. 10.0 and are RoHS compliant and lead-free per Directive 3 2002/95/EC and Finisar Application Note AN-2038. PRODUCT SELECTION FTLF8524E2xNy x G 2 Grounding Pins, Short EMI shield K 2 Grounding Pins, Long EMI shield L Non Rate Selectable - 1x, 2x, 4x Fibre Channel y V Rate Selectable - 1x, 2x, 4x Fibre Channel Note 1: For FTLF8524E2KNL only, the standard case operating temperature range is -5C to +70C. Finisar Corporation March 15, 2006 RevH Page 1 FTLF8524E2xNy 2x7 Pin SFF Product Specification March 2006 I. Pin Descriptions Pin Symbol Name/Description Logic Family MS MS Mounting Studs are for mechanical attachment and are connected to NA chassis ground. Chassis ground is internally isolated from circuit grounds. Connection to users ground plane is recommended. 1 V Receiver Ground (Common with Transmitter Ground) NA EER 2 V Receiver Power Supply NA CCR 3 SD Signal Detect. Logic 1 indicates normal operation. LVTTL 4 RD- Receiver Inverted DATA out. AC Coupled See Rx spec. 5 RD+ Receiver Non-inverted DATA out. AC Coupled See Rx spec. 6 V Transmitter Power Supply NA CCT 7 V Transmitter Ground (Common with Receiver Ground) NA EET 8 T Transmitter Disable LVTTL DIS 9 TD+ Transmitter Non-Inverted DATA in. AC Coupled. See Tx spec. 10 TD- Transmitter Inverted DATA in. AC Coupled See Tx spec. A SDA Two Wire Digital Diagnostics Data Interface See Note 1 B SCL Two Wire Digital Diagnostics Clock Interface See Note 1 C Rate Open or Low = 1.063 Gb/s or 2.125 Gb/s Fibre Channel, LVTTL Select (Low Bandwidth) See Note 2 High = 2.125 or 4.25 Gb/s Fibre Channel (High Bandwidth) D Reserved NA Notes: 1. Should be pulled up with 4.7k 10kohms on host board to a voltage between 2.0V and V . CC 2. For Rate Selectable version only: In accordance with SFF Committee SFF-8079 Draft Rev. 1.6, 5 Table 3. Note that rate select can also be set through 2-wire bus in accordance with SFF-8472 at Bit 3, Byte 110, Address A2h (note: writing 1 selects full bandwidth operation). Rate select is the logic OR of the input state of Rate Select Pin and 2-wire bus. Non Rate Selectable version can operate at 1x, 2x, 4x Fibre Channel independent of rate select pin setting. MS D B 10 6 TOP VIEW C A 1 5 MS Finisar Corporation March 15, 2006 RevH Page 2