Data SheetAD844INVERTING GAIN-OF-10 AC CHARACTERISTICS+VS264.7Ω0.22µFRL = 500Ω500Ω20R50ΩL = 50Ω–)14–INB dAD844OUTPUT( IN+A G8RCLL0.22µF24.7Ω 8 01 7- –V 89 S 00 –4100k1M10M100M 9 1 0 7- FREQUENCY (Hz) 89 00 Figure 18. Gain of −10 Amplifier Figure 19. Gain vs. Frequency, Gain = −10 –180–210RRL = 50ΩL = 500Ω–240rees) eg D ( E S A –270H P–300–330 02550 20 0 7- FREQUENCY (MHz) 089 0 Figure 20. Phase vs. Frequency, Gain = −10 Rev. G | Page 9 of 20 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAMS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS METALLIZATION PHOTOGRAPH ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS INVERTING GAIN-OF-1 AC CHARACTERISTICS INVERTING GAIN-OF-10 AC CHARACTERISTICS INVERTING GAIN-OF-10 PULSE RESPONSE NONINVERTING GAIN-OF-10 AC CHARACTERISTICS UNDERSTANDING THE AD844 OPEN-LOOP BEHAVIOR RESPONSE AS AN INVERTING AMPLIFIER RESPONSE AS AN I-V CONVERTER CIRCUIT DESCRIPTION OF THE AD844 RESPONSE AS A NONINVERTING AMPLIFIER NONINVERTING GAIN OF 100 USING THE AD844 BOARD LAYOUT INPUT IMPEDANCE DRIVING LARGE CAPACITIVE LOADS SETTLING TIME DC ERROR CALCULATION NOISE VIDEO CABLE DRIVER USING ±5 V SUPPLIES HIGH SPEED DAC BUFFER 20 MHZ VARIABLE GAIN AMPLIFIER OUTLINE DIMENSIONS ORDERING GUIDE