AFCT-5760Z and AFCT-5765Z
Families of Small Form Factor Pluggable (SFP) Optical Transceivers
for Single-Mode OC3/STM-1 with Optional DMI
Part of the Avago Technologies METRAK Family
Data Sheet
Description Features
ROHS compliant
The AFCT-576xZ family of SFP optical transceivers for OC3
Optional Digital Diagnostic Monitoring available
off ers the customer a range of design options, including
- AFCT-5760Z family: without DMI
optional DMI (further described later), extended or indus-
- AFCT-5765Z family: with DMI
trial temperature ranges, and standard push-button or or
Per SFF-8472, diagnostic features on AFCT-5765Z
bail delatch. The AFCT-5765Z family targets applications
family enable Diagnostic Monitoring Interface for
requiring DMI features, and the AFCT-5760Z family is
optical transceivers with real-time monitoring of:
streamlined for those applications where DMI features
- Transmitted optical power
are not needed. Throughout this document, AFCT-576xZ
- Received optical power
will refer collectively to the entire product family encom-
- Laser bias current
passing this range of product features.
- Temperature
Part Number Options
- Supply voltage
Compliant with SFF-8074i SFP transceiver specifi ca-
The AFCT-576xZ family consists of the following prod-
tion
ucts:
Compliant with ITU-T G957 STM-1 I-1 (2 km), STM-1
With DMI
S-1.1 (15 km)
Part Number Temperature Design Distance
Compliant with Telcordia GR253 SR (2 km),
AFCT-5765LZ Extended* Standard SR (2km)
IR-1 (15 km)
AFCT-5765PZ Extended* Bail SR
Class 1 CDRH/IEC 825 eye safety compliant
AFCT-5765ALZ Industrial* Standard SR
Operating case temperature range
AFCT-5765APZ Industrial* Bail SR
10 C to +85 C (Extended)
AFCT-5765TLZ Extended* Standard IR (15km)
40 C to +85 C (Industrial)
AFCT-5765TPZ Extended* Bail IR
Multitrate operation from 125 Mb/s to 155 Mb/s
AFCT-5765ATLZ Industrial* Standard IR
LC duplex fi ber connector
AFCT-5765ATPZ Industrial* Bail IR
Manufactured in an ISO 9001 compliant facility
Applications
Without DMI
Part Number Temperature Design Distance
ATM switches and routers
AFCT-5760LZ Extended* Standard SR (2km)
SONET/SDH switch infrastructure
AFCT-5760PZ Extended* Bail SR
Broadband aggregation applications
AFCT-5760ALZ Industrial* Standard SR
Metro edge switching
AFCT-5760APZ Industrial* Bail SR
Metro and access multi-service platforms
AFCT-5760TLZ Extended* Standard IR (15km)
Suitable for Fast Ethernet applications
AFCT-5760TPZ Extended* Bail IR
Related Products
AFCT-5760ATLZ Industrial* Standard IR
AFCT-5755Z family of OC12 SFP transceivers with
AFCT-5760ATPZ Industrial* Bail IR
* Extended Temperature Range is -10 to 85 degrees C
DMI
Industrial Temperature Range is -40 to 85 degrees C
AFCT-5745L/P family of OC48 SFP transceivers with
DMI General Features SFP MSA Compliance
The AFCT-576xZ family of SFP optical transceivers are high The product package is compliant with the SFP MSA with
performance, cost eff ective modules for serial optical data the LC connector option. The SFP MSA includes specifi ca-
communications applications ranging from 125-155 Mbps. tions for mechanical packaging and performance as well as
They are designed to provide SONET/SDH compliant con- dc, ac and control signal timing and performance.
nections for 155 Mbps at short and intermediate reach
The power supply is 3.3 V dc.
links. This includes specifi cations for the signal coding,
The High Speed I/O (HSIO) signal interface is a Low Voltage
optical fi ber and connector types, optical and electrical
Diff erential type. It is ac coupled and terminated internally
transmitter characteristics, optical and electrical receiver
to the module. The internal termination is a 100 Ohm dif-
characteristics, jitter characteristics, and compliance test-
ferential load.
ing methodology for the aforementioned. These transceiv-
ers are qualifi ed in accordance with GR-468-CORE.
Installation
The transmitter section of the SR and IR transceivers incor-
The AFCT-576xZ can be installed in any SFF-8074i compli-
porate a 1300nm Fabry Perot (FP) laser. For each device the
ant Small Form Pluggable (SFP) port regardless of host
receiver section uses an MOVPE grown planar PIN photo-
equipment operating status. The module is hot-plug-
detector for low dark current and excellent responsivity. A
gable, allowing it to be installed while the host system
positive-ECL logic interface simplifi es interface to external
is operating and online. Upon insertion, the transceiver
circuitry. The receiver section contains an InGaAs/InP
housing makes initial contact with the host board SFP
photo detector and a preamplifi er mounted in an optical
cage, mitigating potential damage due to electrostatic
subassembly. This optical subassembly is coupled to a
discharge (ESD).
postamplifi er/decision circuit on a circuit board.
The AFCT-576xZ family of optical transceivers adds digital
diagnostic monitoring to standard SFP functionality, en-
abling fault isolation, components monitoring and failure
prediction capabilities.
Receiver Electrical Interface
Optical Interface
RD+ (Receive Data)
Amplification
&
Light from Fiber Photo-Detector
Quantization
RD- (Receive Data)
Rx Loss Of Signal
MOD-DEF2 (SDA)
text
Controller & Memory
MOD-DEF1 (SCL)
MOD-DEF0
Transmitter
TX_DISABLE
TD+ (Transmit Data)
Laser Driver &
Light to Fiber Laser
Safety Circuit
TD- (Transmit Data)
TX_FAULT
Figure 1. Transceiver Functional Diagram
2