link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 3 link to page 4 link to page 5 link to page 5 link to page 5 link to page 6 link to page 14 link to page 16 link to page 16 link to page 17 link to page 17 link to page 18 link to page 21 ADA4505-1/ADA4505-2/ADA4505-4TABLE OF CONTENTS Features .. 1 ESD Caution...5 Applications ... 1 Typical Performance Characteristics ..6 General Description ... 1 Theory of Operation .. 14 Pin Configurations ... 1 Applications Information .. 16 Revision History ... 2 Pulse Oximeter Current Source ... 16 Specifications ... 3 Four-Pole, Low-Pass Butterworth Filter for Glucose Monitor Electrical Characteristics—1.8 V Operation .. 3 ... 17 Electrical Characteristics—5 V Operation.. 4 Outline Dimensions ... 18 Absolute Maximum Ratings .. 5 Ordering Guide .. 21 Thermal Resistance .. 5 REVISION HISTORY 7/10—Rev. C to Rev. D10/08—Rev. 0 to Rev. A Added 6-Ball WLCSP, ADA4505-1 .. Universal Added 8-Ball WLCSP (ADA4505-2) and 14-Lead TSSOP Moved Electrical Characteristics—1.8 V Operation Section .. 3 (ADA4505-4) ... Throughout Changes to Large Signal Voltage Gain Parameter, Table 1 .. 3 Change to Features Section .. 1 Moved Electrical Characteristics—5 V Operation Section ... 4 Added Figure 2 and Figure 3; Renumbered Sequentially .. 1 Changes to Large Signal Voltage Gain Parameter, Table 2 .. 4 Changes to Table 1 ... 3 Changes to Thermal Resistance Section and Table 4 ... 5 Changes to Table 2 ... 4 Updated Outline Dimensions ... 18 Changes to Thermal Resistance Section .. 5 Changes to Ordering Guide .. 21 Changes to Figure 22 and Figure 25.. 9 Changes to Figure 40 and Figure 43... 12 7/09—Rev. B to Rev. C Deleted Figure 46 and Figure 48; Renumbered Sequentially ... 13 Added 5-Lead SOT-23 (ADA4505-1) ... Throughout Change to Theory of Operation Section ... 14 Changes to Supply Current per Amplifier Parameter, Table 1 ... 3 Changes to Figure 52 .. 16 Changes to Supply Current per Amplifier Parameter, Table 2 ... 4 Change to Four-Pole Low-Pass Butterworth Filter Changes to Figure 26 and Figure 29 ... 9 for Glucose Monitor Section ... 17 Changes to Figure 31 and Figure 34 ... 10 Updated Outline Dimensions ... 18 Changes to Figure 42 and Figure 45 ... 12 Changes to Ordering Guide .. 19 Added Figure 49 and Figure 51; Renumbered Sequentially ... 13 Updated Outline Dimensions ... 18 7/08—Revision 0: Initial Version Changes to Ordering Guide .. 20 2/09—Rev. A to Rev. B Added 14-Ball WLCSP (ADA4505-4) .. Throughout Changes to Thermal Resistance Section .. 5 Changes to Figure 17, Figure 18, Figure 20, and Figure 21 ... 8 Changes to Figure 42 and Figure 45 ... 12 Updated Outline Dimensions ... 18 Changes to Ordering Guide .. 20 Rev. D | Page 2 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATIONS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS—1.8 V OPERATION ELECTRICAL CHARACTERISTICS—5 V OPERATION ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION PULSE OXIMETER CURRENT SOURCE FOUR-POLE, LOW-PASS BUTTERWORTH FILTER FOR GLUCOSE MONITOR OUTLINE DIMENSIONS ORDERING GUIDE NOTES NOTES NOTES