Regulatory Compliance
The second case to consider is
through will provide 4.6 dB
static discharges to the exterior more shielding than one 1.2"
These transceiver products are
intended to enable commercial
system designers to develop
equipment that complies with
the various international
regulations governing certifica-
tion of Information Technology
Equipment. See the Regulatory
Compliance Table for details.
Additional information is
of the equipment chassis con-
taining the transceiver parts.
To the extent that the duplex
duplex SC rectangular cutout.
Thus, in a well-designed
chassis, the duplex ST 1 x 9
SC connector is exposed to the transceiver emissions will be
outside of the equipment
chassis it may be subject to
whatever ESD system level test
criteria that the equipment is
intended to meet.
identical to the duplex SC 1 x
9 transceiver emissions.
200
3.0
180
available from your Agilent
sales representative.
1.0
Electromagnetic Interference (EMI)
160
1.5
Most equipment designs
utilizing these high speed
transceivers from Agilent will
be required to meet the
requirements of FCC in the
United States, CENELEC
EN55022 (CISPR 22) in Europe
and VCCI in Japan.
Electrostatic Discharge (ESD)
140
2.0
There are two design cases in
which immunity to ESD
damage is important.
tr/ f – TRANSMITTER
OUTPUT OPTICAL
RISE/ FALL TIMES – ns
2.5
3.0
120
The first case is during
handling of the transceiver
prior to mounting it on the
circuit board. It is important
to use normal ESD handling
precautions for ESD sensitive
devices. These precautions
include using grounded wrist
straps, work benches, and
floor mats in ESD controlled
areas.
100
1260
1280
1300
1320
1340
1360
lC – TRANSMITTER OUTPUT OPTICAL RISE/
FALL TIMES – ns
These products are suitable for
use in designs ranging from a
desktop computer with a single
transceiver to a concentrator
or switch product with large
number of transceivers.
HFBR-5805 TRANSMITTER TEST RESULTS
OF lC, Dl AND tr/ f ARE CORRELATED AND
COMPLY WITH THE ALLOWED SPECTRAL WIDTH
AS A FUNCTION OF CENTER WAVELENGTH FOR
VARIOUS RISE AND FALL TIMES.
Figure 9. Transmitter Output Optical Spectral
Width (FWHM) vs. Transmitter Output Optical
Center Wavelength and Rise/ Fall Times.
In all well-designed chassis,
the two 0.5" holes required for
ST connectors to protrude
Regulatory Compliance Table
Feature
Test Method
Performance
Electrostatic Discharge (ESD) to MIL-STD-883C
Meets Class 1 (<1999 Volts).
the Electrical Pins
Method 3015.4
Withstand up to 1500 V applied between electrical pins.
Electrostatic Discharge (ESD) to Variation of
Typically withstand at least 25 kV without damage when the Duplex SC
the Duplex SC Receptacle
IEC 801-2
Connector Receptacle is contacted by a Human Body Model probe.
Electromagnetic Interference
FCC Class B
Transceivers typically provide a 13 dB margin (with duplex SC receptacle) or a 9
(EMI)
CENELEC CEN55022
Class B (CISPR 22B)
VCCI Class 2
dB margin (with duplex ST receptacles) to the noted standard limits when
tested at a certified test range with the transceiver mounted to a circuit card
without a chassis enclosure.
Immunity
Variation of
Typically show no measurable effect from a 10 V/ m field swept from 10 to 450
MHz applied to the transceiver when mounted to a circuit card without a
chassis enclosure.
IEC 801-3
9
HP [ HEWLETT-PACKARD ]
