AD8045Data SheetPIN CONFIGURATIONS AND FUNCTION DESCRIPTIONSFEEDBACK 18 NICNIC 18 +VS–IN 2AD80457 +VSFEEDBACK 2AD80457 OUTPUT+INTOP VIEW36 OUTPUT(Not to Scale)–IN 3TOP VIEW6 NIC(Not to Scale)–VS 45 NIC+IN 45 –VSNOTESNOTES1. NIC = NO INTERNAL CONNECTION.1. NIC = NO INTERNAL CONNECTION. 003 2. THE EXPOSED PADDLE MUST BE 4 -0- 2. THE EXPOSED PADDLE MUST BECONNECTED TO −V -00 S OR LEFT 0 814 4- CONNECTED TO −VELECTRICALLY ISOLATED (FLOATING).S OR LEFT 04 81 ELECTRICALLY ISOLATED (FLOATING). 04 Figure 5. 8-Lead SOIC Pin Configuration Figure 6 . 8-Lead LFCSP Pin Configuration Table 5. Pin Function DescriptionsPin No.SOIC LFCSP Mnemonic Description 1 2 FEEDBACK Feedback Pin. 2 3 −IN Inverting Input. 3 4 +IN Noninverting Input. 4 5 −VS Negative Supply. 5, 8 1, 6 NIC No Internal Connection. 6 7 OUTPUT Output. 7 8 +VS Positive Supply. EPAD Exposed Paddle. The exposed paddle must be connected to −VS or left electrically isolated (floating). Rev. B | Page 6 of 24 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAMS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS WITH ±5 V SUPPLY SPECIFICATIONS WITH +5 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT CONFIGURATIONS WIDEBAND OPERATION THEORY OF OPERATION FREQUENCY RESPONSE DC ERRORS OUTPUT NOISE APPLICATIONS INFORMATION LOW DISTORTION PINOUT HIGH SPEED ADC DRIVER 90 MHZ ACTIVE LOW-PASS FILTER (LPF) PRINTED CIRCUIT BOARD LAYOUT SIGNAL ROUTING POWER SUPPLY BYPASSING GROUNDING EXPOSED PADDLE DRIVING CAPACITIVE LOADS OUTLINE DIMENSIONS ORDERING GUIDE
