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AFCT-57D5ATPZ_15 Datasheet, PDF (1/18 Pages) AVAGO TECHNOLOGIES LIMITED – Fibre Channel RoHS Compliant Optical Transceiver
AFCT-57D5ATPZ
Digital Diagnostic SFP, 10km, 1310nm DFB, 8.5/4.25/2.125 GBd
Fibre Channel RoHS Compliant Optical Transceiver
Data Sheet
Description
Avago Technologies’ AFCT-57D5ATPZ optical transceiver
supports high-speed serial links over singlemode optical
fiber at signaling rates up to 8.5 GBd. Compliant with
Small Form Pluggable (SFP) Multi Source Agreement (MSA)
mechanical and electrical specifications for LC Duplex
transceivers, ANSI Fibre Channel for FC-PI-4 and FC-PI-2 for
gigabit applications. The part is electrically interoperable
with SFP conformant devices.
The AFCT-57D5ATPZ is a multi-rate 1310nm DFB SFP which
ensures compliance to 8.5/4.25/2.125 GBd Fibre Channel
specifications without the need for Rate Select. The AFCT-
57D5ATPZ will ignore both Rate Select pin and control bit
inputs (ie. no connect inside the SFP). This simplifies Fibre
Channel host auto-negotiation algorithms, layout and
software.
The AFCT-57D5ATPZ has isolated signal and chassis SFP
grounds to maximize flexibility in host system applica-
tions.
Related Products
• AFBR-57D5A9Z: 850 nm + 3.3 V LC SFP 
for 8.5/4.25/2.125 GBd Fibre Channel
• AFCT-57D5APZ:1310nm FP +3.3v LC SFP 
for 8.5/4.25/2.125 GBd Fiber Channel
• AFCT-57R5APZ: 1310nm FP +3.3v LC SFP 
for 4.25/2.125/1.0625 GBd Fiber Channel
• AFCT-57R5ATPZ: 1310nm DFB +3.3v LC SFP 
for 4.25/2.125/1.0625 GBd Fiber Channel
Features
•  Compliant to Restriction on Hazardous Substances
(RoHS) directive
• Diagnostic features per SFF-8472 “Diagnostic  
Monitoring Interface for Optical Transceivers”
• Real time monitoring of:
– Transmitted optical power
– Received optical power
– Laser bias current
– Temperature
– Supply voltage
•  Rate Select not required
•  Wide temperature and supply voltage operation  
(-10°C to 85°C) (3.3 V ± 10%)
• SFP Plus Applications
• Transceiver specifications per SFP (SFF-8074i) Multi-
Source Agreement and SFF-8472 (revision 10.3)
- 8.5 GBd Fibre Channel operation for FC-PI-4 
800-SM-LC-L
- 4.25 GBd Fibre Channel operation for FC-PI-4
400-SM-LC-L
- 2.125 GBd Fibre Channel operation for FC-PI-4
200-SM-LC-L
• Link lengths up to 10km at 8.5/4.25/2.125 GBd with
single mode fiber
• LC Duplex optical connector interface conforming to
ANSI TIA/EIA604-10 (FOCIS 10A)
• 1310nm Distributed Feedback Laser (DFB) source tech-
nology
• IEC 60825-1 Class 1/CDRH Class 1 laser eye safe
• Enhanced EMI performance for high port density ap-
plications