Electrical Interface Characteristics - Delta Electronics SFP Bi-Directional Transceiver Module SPBD-155F4J1R Specification Sheet

5. Electrical Interface Characteristics

Parameter
Transmitter
Total Supply Current
Differential Data Input Swing
Differential line input Impedance
Data Input Voltage- High
Data Input Voltage- Low
Transmitter Disable Input-High
Transmitter Disable Input-Low
Transmitter Fault Output-High
Transmitter Fault Output-Low
Transmitter Fault Pull up Resistor
Receiver
Total Supply Current
Differential Data Output Swing
Data Output Voltage-High
Data Output Voltage-Low
LOS Output Voltage-High
LOS Output Voltage-Low
Receiver LOS Load
Note (1). A (TX)+ B (RX) = 250mA (Not include termination circuit)
Note (2). Pull up to V
CC
Note (3). Internally AC coupled, but requires a 100Ohm differential termination at or internal to Serializer/
Deserializer.
6. Timing of Control and Status I/O
Parameter
TX_DISABLE Assert
Time
TX_DISABLE
Negate Time
Time to initialize,
including reset of
TX_FAULT
TX_Fault Assert Time
TX_DISABLE to
reset
LOS Assert Time
LOS Deassert Time
Serial ID Clock Rate f_serial_clock
DELTA ELECTRONICS, INC.
Symbol
I
CC
V
DT
R
IN
V -V
IH
V -V
IL
V
DISH
V
DISL
V
TXFH
V
TXFL
R
TX_FAULT
I
CC
V
DR
V -V
OH
V -V
OL
V
LOSH
V
LOSL
R
RXLOS
on host Board.
Symbol Min. Max.
t_off
t_on
t_init
t_fault
t_rest 10
t_loss_on
t_loss_off
Min. Typ.
500
80 100
-1.165
CC
-1.810
CC
2
0
2
0
4.7
400
-1.085
CC
-1.830
CC
2
0
4.7
Unit
Time from rising edge of TX_DISABLE to
µsec
10 when the optical output falls below 10% of
nominal
Time from falling edge of TX_DISABLE to
1 msec when the modulated optical output rises above
90% of nominal
From power on or negation of TX_Fault using
300 msec
TX_Disable.
µsec Time from fault to TX_Fault on.
100
Time TX_Disbale must be held high to reset
µsec
TX_Fault
µsec Time from LOS state to Rx LOS assert
100
µsec Time from non-LOS state to Rx LOS deassert
100
100 kHz
4
SPBD-155F4J1R
Max. Unit
A mA
2400 mV
p-p
120 Ohm
-0.880 V
-1.475 V
V V
CC
0.8 V
V +0.3 V
CC
0.8 V
10 kΩ
B mA
2000 mV
p-p
-0.880 V
-1.555 V
V +0.3 V
CC
0.8 V
10 kΩ
Unit Conditions
Revision: S1
www.deltaww.com
Note
Note (1)
Note (2)
Note (1)
Note (3)
Note (2)
09/20/2006