ADN2870 Analog Devices, Inc., ADN2870 Datasheet - Page 3

• Manufacturer Part Number: ADN2870
• Description: 3.3 V Dual-loop, 50 Mbps To 3.3 Gbps Laser Diode Driver
• Manufacturer: Analog Devices, Inc.

SPECIFICATIONS
V
Table 1.
Parameter
LASER BIAS CURRENT (IBIAS)
MODULATION CURRENT (IMODP, IMODN)
AVERAGE POWER SET (PAVSET)
EXTINCTION RATIO SET INPUT (ERSET)
AVERAGE POWER REFERENCE VOLTAGE INPUT (PAVREF)
EXTINCTION RATIO REFERENCE VOLTAGE INPUT (ERREF)
DATA INPUTS (DATAP, DATAN)
LOGIC INPUTS (ALS)
ALARM OUTPUT (FAIL)
CC
Output Current IBIAS
Compliance Voltage
IBIAS when ALS is High
CCBIAS Compliance Voltage
Output Current IMOD
Compliance Voltage
IMOD when ALS is High
Rise Time
Fall Time
Random Jitter
Deterministic Jitter
Pulse-Width Distortion
Pin Capacitance
Voltage
Photodiode Monitor Current (Average Current)
Resistance Range
Voltage
Voltage Range
Photodiode Monitor Current (Average Current)
Voltage Range
V p-p (Differential)
Input Impedance (Single-Ended)
V
V
V
V
IH
IL
OFF
ON
= 3.0 V to 3.6 V. All specifications T
2, 3
2, 3
2, 3
2, 3
5
2, 3
4
MIN
2
to T
MAX
,
1
unless otherwise noted. Typical values as specified at 25°C.
Rev. 0 | Page 3 of 20
Min
2
1.2
1.2
5
1.5
1.1
50
1.2
1.1
0.12
120
0.1
0.4
2
Typ
60
60
0.8
1.2
1.2
50
> 1.8
< 1.3
Max
100
V
0.2
90
V
0.05
104
96
1.1
35
30
80
1.35
1200
25
1.35
1
1000
1
2.4
0.8
CC
CC
Unit
mA
V
mA
V
mA
V
mA
ps
ps
ps
ps
ps
pF
V
µA
kΩ
V
V
µA
V
V
Ω
V
V
V
V
rms
Resistor setpoint mode
AC-coupled
Conditions/Comments
20 mA < IMOD < 90 mA
20 mA < IMOD < 90 mA
Resistor setpoint mode
Resistor setpoint mode
Voltage setpoint mode
(RPAV fixed at 1 kΩ)
Voltage setpoint mode
(RPAV fixed at 1 kΩ)
Voltage setpoint mode
(RERSET fixed at 1 kΩ)
Voltage required at FAIL for Ibias and
Imod to turn off when FAIL asserted
Voltage required at FAIL for Ibias and
Imod to stay on when FAIL asserted
ADN2870