전자부품 데이터시트 검색엔진 |
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CA3140AS 데이터시트(PDF) 11 Page - Intersil Corporation |
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CA3140AS 데이터시트(HTML) 11 Page - Intersil Corporation |
11 / 19 page 11 FIGURE 11. METER DRIVER AND BUFFER AMPLIFIER FIGURE 12. SINE WAVE SHAPER FIGURE 13. SWEEPING GENERATOR FREQUENCY CALIBRATION MINIMUM 200 µA METER FREQUENCY CALIBRATION MAXIMUM METER SENSITIVITY ADJUSTMENT METER POSITION ADJUSTMENT CA3080A 6 3 2 4 7 + CA3140 - FREQUENCY ADJUSTMENT 10k Ω 620 Ω 4.7k Ω 0.1 µF 12k Ω 2k Ω 500k Ω 620k Ω 51k Ω 3M Ω 510 Ω 510 Ω 2k Ω 3.6k Ω -15V M 11 14 13 3/ 5 OF CA3086 5 4 TO CA3080A OF FUNCTION GENERATOR (FIGURE 10) 7 8 6 9 1k Ω 2.4k Ω 2.5 k Ω +15V SWEEP IN 10 12 6 3 2 4 7 + CA3140 - 7 2 8 5 6 1 4 3 9 5.1k Ω 0.1 µF -15V D1 D4 D2 D3 D6 D5 CA3019 DIODE ARRAY EXTERNAL OUTPUT +15V +15V -15V 100 k Ω SUBSTRATE OF CA3019 TO WIDEBAND OUTPUT AMPLIFIER 7.5k Ω 5.6k Ω -15V R3 10k Ω 10k Ω 0.1 µF 1M Ω 9.1k Ω R1 10k Ω R2 1k Ω 430 Ω 4 7 + CA3140 - 0.1 +15V -15V 2 3 6 µF 0.1 µF COARSE RATE SAWTOOTH SYMMETRY 0.47 µF 0.047 µF 4700pF 470pF 7 3 2 6 4 + CA3140 - 5 1 3 2 4 1 5 51k Ω 6.8k Ω 91k Ω 10k Ω 100 Ω 390 Ω 3.9 Ω 25k Ω +15V -15V 10k Ω 10k Ω 100k Ω 30k Ω 43k Ω LOGVIO 50k Ω LOG RATE 10k Ω GATE PULSE OUTPUT -15V EXTERNAL OUTPUT TO FUNCTION GENERATOR “SWEEP IN” SWEEP WIDTH TO OUTPUT AMPLIFIER 36k Ω 51k Ω 75k Ω 50k Ω SAWTOOTH “LOG” TRIANGLE +15V +15V 4 7 + CA3140 - 3 2 6 +15V TRANSISTORS FROM CA3086 ARRAY ADJUST TRIANGLE SAWTOOTH “LOG” 8.2k Ω 100k Ω 100k Ω FINE RATE SAWTOOTH 22M Ω 1M Ω 18M Ω 750k Ω “LOG” 1N914 1N914 SAWTOOTH AND RAMP LOW LEVEL SET (-14.5V) -15V CA3140, CA3140A |
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