FTR-1519-V2 FINISAR [Finisar Corporation.], FTR-1519-V2 Datasheet - Page 4

• Manufacturer Part Number: FTR-1519-V2
• Description: 80km Extended GBIC Transceiver
• Manufacturer: FINISAR [Finisar Corporation.]

FTR-1519-V2 Extended GBIC Product Specification – November 2007
IV. High Speed Electrical Interface
All high-speed PECL signals are AC coupled internally.
© Finisar Corporation November 16, 2007 Rev. B1
Low Speed Signal Parameters
Parameter
RX_LOS Assert Level
RX_LOS Deassert Level
RX_LOS Hysteresis
RX_LOS Assert Delay
RX_LOS Negate Delay
TX_DISABLE Assert Time
TX_DISABLE Negate Time
TX_DISABLE Reset Time
TX_FAULT Initialize Time
TX_FAULT Assert Time
High Speed Electrical
Interface
Parameter
Data Input Voltage
Data Output Voltage
Duty Cycle
PECL rise/fall
Bit Error Rate
Tx Input Impedance
Rx Output Impedance
Symbol
T
BER
V
Z
V
Z
--
r
,T
out
out
in
in
f
t_loss_off
t_loss_on
Symbol Min
t_reset
t_fault
Table 4. Low speed signal parameters
Table 5. High speed electrical interface
t_init
t_off
t_on
Min
--
--
--
650
370
125/225 260
Typ
10
50
75
75
-26.5
Typ
-28
1.5
44
44
63
5
2000
2000
Max
10
-12
Max
1000
100
100
300
100
10
error/sec PRBS 2
Units
psec
ohm
ohm
mV
mV
%
Units Notes/Conditions
dBm
dBm
msec From power on after VCC > 4.5
μsec From detection of loss of signal
μsec From detection of presence of
μsec Rising edge ot TX_DISABLE to
μsec Falling edge of TX_DISABLE
μsec TX_DISABLE HIGH before
μsec From occurrence of fault.
dB
Notes/Conditions
PECL differential peak - peak
PECL differential peak - peak
20%-80% Differential
to assertion of RX_LOS
signal to negation of RX_LOS
fall of output signal below 10%
of nominal
to rise of output signal above
90% of nominal
TX_DISABLE set LOW
V
7
- 1 test data pattern
F i n i s a r
Page 4