Datasheet ADN2892 (Analog Devices) - 8

ADN2892 Data Sheet 4.0 1200 3.5 1000 3.0

A) 800 2.5 s) p ( 2.0 600 JITTER 1.5 400 1.0 RSSI OUTPUT CURRENT ( 200 0.5
017
0
04986-028
0
04986-
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 0 200 400 600 800 1000 RATE (Gbps) PD_CATHODE CURRENT (PHOTODIODE CURRENT) (

A)
Figure 9. Random Jitter vs. Data Rate Figure 12. RSSI Output vs. Average Photodiode Current
18 60 16 50 14

A) 12 40 s) p ( 10 30 8 JITTER 6 20 4 RSSI OUTPUT CURRENT ( 10 2
020
0
04986-029
0
04986-
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 0 10 20 30 40 50 RATE (Gbps) PD_CATHODE CURRENT (PHOTODIODE CURRENT) (

A)
Figure 10. Deterministic Jitter vs. Data Rate Figure 13. RSSI Output vs. Average Photodiode Current (Zoomed)
70 –0.15 ) –0.20 B) d 60 CC (V –0.25 N ( IO D TO V 50 –0.30 RRE –0.35 FE 40 –0.40 ISE REJECT RE NO –0.45 Y- 30 LTAGE O –0.50 V 20 –0.55 –0.60 WER SUPPL LIANCE 10 PO –0.65 COMP 0
04986-016
–0.70
04986-018
100k 1M 10M 0 100 200 300 400 500 600 700 800 900 1000 SUPPLY-NOISE FREQUENCY INPUT CURRENT (

A)
Figure 11. PSRR vs. Supply-Noise Frequency Figure 14. PD_CATHODE Compliance Voltage vs. Input Current RSSI (Refer to VCC) Rev. C | Page 8 of 16 Document Outline Features Applications General Description Functional Block Diagram Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Limiting Amplifier Input Buffer CML Output Buffer Loss-of-Signal (LOS) Detector Received Signal Strength Indicator (RSSI) Squelch Mode BW_SEL (Bandwidth Selection) Mode LOS_INV (Lose of Signal_Invert) Mode Applications Information PCB Design Guidelines Output Buffer Power Supply and Ground Planes PCB Layout Soldering Guidelines for the LFCSP Pad Coating and Pb-Free Soldering Outline Dimensions Ordering Guide