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CA3240AE Scheda tecnica(PDF) 5 Page - Intersil Corporation |
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CA3240AE Scheda tecnica(HTML) 5 Page - Intersil Corporation |
5 / 15 page 5 Schematic Diagram (One Amplifier of Two) FIGURE 2. TEST CIRCUIT AMPLIFIER (30dB GAIN) USED FOR WIDEBAND NOISE MEASUREMENT Test Circuits and Waveforms (Continued) RS CA3240 +15V -15V 0.01 µF 0.01 µF + - BW (-3dB) = 140kHz TOTAL NOISE VOLTAGE 30.1k Ω 1k Ω 1M Ω (REFERRED TO INPUT) = 48 µV(TYP) NOISE VOLTAGE OUTPUT BIAS CIRCUIT INPUT STAGE SECOND STAGE OUTPUT STAGE DYNAMIC CURRENT SINK V+ OUTPUT V- OFFSET NULL (NOTE 9) INVERTING INPUT NON-INVERTING INPUT + - R1 8K Q1 D1 Q6 Q7 Q8 Q2 Q5 Q4 Q3 D2 D3 D4 D5 Q9 Q10 R2 500 Ω R5 500 Ω R4 500 Ω R3 500 Ω Q11 Q12 Q13 C1 12pF Q14 R6 50 Ω R7 30 Ω Q15 Q16 R8 1K R11 20 Ω Q17 R10 1K R9 50 Ω D7 D8 Q20 Q21 R12 12K R14 20K R13 15K D6 Q18 Q19 NOTES: 9. Only availablewith14 LeadDIP (E1Suffix). 10. All resistance values are in ohms. CA3240, CA3240A |
Codice articolo simile - CA3240AE |
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