ADN2871ACPZ Analog Devices Inc, ADN2871ACPZ Datasheet - Page 2

• Manufacturer Part Number: ADN2871ACPZ
• Description: IC LASER DRIVER 4.25GBPS 24LFCSP
• Manufacturer: Analog Devices Inc
• Type: Laser Diode Driver (Fiber Optic)r

Specifications of ADN2871ACPZ

• Data Rate: 4.25Gbps
• Number Of Channels: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 32mA
• Current - Modulation: 90mA
• Current - Bias: 100mA
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-VFQFN, CSP Exposed Pad
• Mounting Type: Surface Mount
• Laser Driver Type: Laser Diode
• Supply Current: 32mA
• Bias Current: 100mA
• Modulation Current: 90mA
• Supply Voltage Range: 3V To 3.6V
• Driver Case Style: LFCSP
• No. Of Pins: 24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADN2871
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
SFP Timing Specifications............................................................... 5
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Optical Waveforms ........................................................................... 8
Typical Performance Characteristics ............................................. 9
REVISION HISTORY
2/07—Rev. 0 to Rev. A
Changes to Figure 1.......................................................................... 1
Changes to Table 3............................................................................ 6
Changes to Table 4............................................................................ 7
Changes to Figure 29 and Figure 30............................................. 14
Changes to Resistor Setpoint Calibration Section, Figure 32,
and Figure 33................................................................................... 15
Inserted Power-On Sequence in Resistor Setpoint
Mode Section................................................................................... 15
Changes to Loop Bandwidth Selection Section.......................... 16
Changes to Laser Diode Interfacing Section, Figure 35, and
Figure 36 .......................................................................................... 17
Changes to Table 6.......................................................................... 18
ESD Caution.................................................................................. 6
Multirate Performance Using Low Cost Fabry Perot TOSA
NEC NX7315UA .......................................................................... 8
Performance Over Temperature Using DFB Tosa
SUMITOMO SLT2486................................................................. 8
Single-Ended Output ................................................................... 9
Differential Output..................................................................... 10
Rev. A | Page 2 of 20
Theory of Operation ...................................................................... 13
Outline Dimensions ....................................................................... 19
6/05—Revision 0: Initial Version
Performance Characteristics..................................................... 11
Laser Control .............................................................................. 13
Control Methods ........................................................................ 13
Voltage Setpoint Calibration..................................................... 13
Resistor Setpoint Calibration.................................................... 15
I
Loop Bandwidth Selection........................................................ 16
Power Consumption .................................................................. 16
Automatic Laser Shutdown (Tx_Disable)............................... 16
Bias and Modulation Monitor Currents.................................. 16
Data Inputs.................................................................................. 17
Laser Diode Interfacing............................................................. 17
Alarms.......................................................................................... 18
Ordering Guide .......................................................................... 19
MPD
Monitoring .......................................................................... 15