ADN2841 Analog Devices, Inc., ADN2841 Datasheet - Page 2

• Manufacturer Part Number: ADN2841
• Description: Dual-loop 50 Mbps.2.7 Gbps Laser Diode Driver
• Manufacturer: Analog Devices, Inc.

ADN2841–SPECIFICATIONS
Parameter
LASER BIAS (BIAS)
MODULATION CURRENT (IMODP, IMODN)
MONITOR PD (MPD, MPD2)
POWER SET INPUT (PSET)
EXTINCTION RATIO SET INPUT (ERSET)
ALARM SET (ASET)
CONTROL LOOP
DATA INPUTS (DATAP, DATAN, CLKP, CLKN)
LOGIC INPUTS (ALS, LBWSET, CLKSEL)
ALARM OUTPUTS (Internal 30 kΩ Pull-Up)
IDTONE



Output Current I
Compliance Voltage
I
ALS Response Time
CCBIAS Compliance Voltage
Output Current I
Compliance Voltage
I
Rise Time
Fall Time
Jitter
Pulsewidth Distortion
Current
Input Voltage
Capacitance
Input Current
Voltage
Allowable Resistance Range
Voltage
Allowable Resistance Range
Voltage
Hysteresis
Time Constant
AC-Coupled
V p-p (Single-Ended Peak-to-Peak)
Input Impedance
t
t
V
V
V
V
Compliance Voltage
f
IN
BIAS
MOD
SETUP
HOLD
I
IH
IL
OH
OL
I
OUT
IN
4
during ALS
during ALS
3



3
RATIO
2
BIAS
MOD
(V
values as specified at 25 C.)
CC
Min
2
1.2
5
1.8
50
1.15
1.2
1.15
1.2
1.15
150
0
2.4
2.4
0.01
50
100
= 5 V
–2–
Typ
10
1.2
80
80
18
1.23
1.23
1.23
5
0.22
2.25
50
95
–70
2
10%. All specifications T
Max
100
V
0.1
80
V
0.1
120
120
20
1200
1.6
80
1200
1.35
25
1.35
25
1.35
500
0.8
0.8
V
1
CC
CC
CC
– 1.5
ps p-p
pF
kΩ
kΩ
V
Unit
mA
V
mA
µs
V
mA
V
mA
ps
ps
ps
µA
V
µA
V
V
V
%
sec
sec
mV
Ω
ps
ps
V
V
V
V
MHz
MIN
to T
MAX
, unless otherwise noted
Conditions/Comments
Average Current
Average Current
(LBWSET = GND)
(LBWSET = V
User to Supply Current
Sink in the Range 50 µA
to 4 mA
CC
1
)
. Typical
REV. A