oq2545hp NXP Semiconductors, oq2545hp Datasheet - Page 15

• Manufacturer Part Number: oq2545hp
• Description: Sdh/sonet Stm16/oc48 Laser Drivers
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes
1. Value is based on:
1999 Aug 24
Preamplifier adjustment: pin AMPADJ
I
Emitter follower adjustment: pin EFADJ
I
Band gap decoupling connection: pin BGCAP
V
Temperature diodes: pin DIOA
V
Laser modulation outputs: pins LA and LAQ; note 13
I
I
I
V
t
t
J
Z
BR
Bias current output: pin IBIAS
I
I
V
Monitor outputs: pins MON and MONQ
V
V
Z
Clock phase margin: pins CIN and CINQ (OQ2545HP only); see Fig.13
T
t
t
SYMBOL
I
I
OL
OH
O(off)
r
f
O
O(off)
su
h
o(p-p)
o
o
cy(CIN)
m
BGCAP
DIOA
O
O
o(p-p)
O
SDH/SONET STM16/OC48 laser drivers
a) External modulation current of 60 mA through an external load of 33
b) Bias current is 100 mA.
c) Pins AMPADJ and EFADJ are left open-circuit.
20 mA giving a total modulation current of 80 mA.
input control current
input control current
band gap decoupling voltage
temperature diode voltage
LOW-level output current
HIGH-level output current
output current during laser shutdown
output voltage
duty factor
rise time
fall time
output jitter (peak-to-peak value)
output impedance
bit rate
output current
output current during laser shutdown
output voltage
output voltage (peak-to-peak value)
DC output voltage
output impedance
CIN cycle time
set-up time
hold time
clock phase margin
PARAMETER
note 11
note 12
note 14
note 15
note 16
note 16
single-ended
note 17
note 18
note 19
single-ended
CONDITIONS
15
OQ2545HP; OQ2545BHP
and an internal modulation current of
1.6
5
43
80
1
70
40
100
100
180
2.05
3.5
5.5
MIN.
2.0
50
155
160
15
100
2.48832
115
50
402
20
20
320
1.6
1.4
TYP.
Product specification
3
3
2.5
60
2
200
0
57
200
200
40
120
100
200
0
160
60
MAX.
1.25
mA
mA
V
V
mA
mA
V
%
ps
ps
ps
Gbits/s
mA
V
mV
V
ps
ps
ps
deg
A
A
UNIT