Datasheet CA3080, CA3080A (Intersil) - 7

CA3080, CA3080A
Typical Applications (Continued) SAMPLE +7.5V CONTROL +7.5V SAMPLE AMPLIFIER READ-OUT R 7 1 AMPLIFIER C3 3 + 7 R4 INPUT 2K CA3080A 6 3 + 0.1
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F (OTA) 2 - 2K CA3130 6 4 2 - OUTPUT CL 5 4 R7 R 8 2 C4 2K 2K 1 -7.5V 0.1 e.g. 30pF (TYP) 5
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F C5 C2 R6 156 100K pF R5 0.1
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F C1 2K C6 200pF NULLING 0.1
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F R2 SAMPLE 0V STORAGE R -7.5V 3 AND PHASE 15K 400 STROBE COMPENSATION HOLD -7.5 FIGURE 10. SCHEMATIC DIAGRAM OF THE CA3080A IN A SAMPLE-HOLD CIRCUIT WITH BIMOS OUTPUT AMPLIFIER 0 0 0 0 0
Top Trace: Output; 5V/Div., 2s/Div. Top Trace: Output Center Trace: Differential Comparison of Input and Output 20mV/Div., 100ns/Div. 2mV/Div., 2s/Div. Bottom Trace: Input Bottom Trace: Input; 5V/Div., 2s/Div. 200mV/Div., 100ns/Div.
FIGURE 11. LARGE-SIGNAL RESPONSE FOR CIRCUIT FIGURE 12. SMALL-SIGNAL RESPONSE FOR CIRCUIT SHOWN IN FIGURE 10 SHOWN IN FIGURE 10
FN475 Rev.6.00 Page 7 of 11 Jan 13, 2017