Datasheet AD706 (Analog Devices) - 6

AD706 –80 1000 100 –100 10 AV = –1000 –120 1 AV = + 1 CROSSTALK – dB 0.1 –140 0.01 CLOSED-LOOP OUTPUT IMPEDANCE – IOUT = +1mA –160 0.001 10 100 1k 10k 100k 1 10 100 1k 10k 100k FREQUENCY – Hz FREQUENCY – Hz
Figure 2a. Crosstalk vs. Frequency Figure 3. Magnitude of Closed-Loop Output Impedance vs. Frequency
+VS 0.1 F 2 R V F 1/2 OUT1 1 AD706 20V p-p +V 3 S 4 0.1 F RL 0.1 F SINE WAVE 2k GENERATOR 8 V –V OUT S 1/2 AD706 V 4 IN RL 20k 2k CL +VS 0.1 F SQUARE WAVE 1 F 0.1 F –VS INPUT 2.21k 8 6 VOUT2
Figure 4a. Unity Gain Follower (For large signal
1/2 7 AD706
applications, resistor RF limits the current
5
through the input protection diodes.)
VOUT2 CROSSTALK = 20 LOG10 –20dB VOUT1
Figure 2b. Crosstalk Test Circuit Figure 4b. Unity Gain Follower Large Figure 4c. Unity Gain Follower Figure 4d. Unity Gain Follower Signal Pulse Response, RF = 10 kΩ, Small Signal Pulse Response, Small Signal Pulse Response, CL = 1,000 pF RF = 0 Ω, CL = 100 pF RF = 0 Ω, CL = 1000 pF –6– REV. G Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS METALIZATION PHOTOGRAPH TYPICAL PERFORMANCE CHARACTERISTICS 1 HZ, 4-POLE, ACTIVE FILTER OUTLINE DIMENSIONS ORDERING GUIDE REVISION HISTORY