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LCL8052ACPD 数据表(PDF) 13 Page - Intersil Corporation |
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LCL8052ACPD 数据表(HTML) 13 Page - Intersil Corporation |
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13 / 23 page ![]() 13 FIGURE 7. ICL8052A (8068A)/71C03A 41/2 DIGIT A/D CONVERTER V+ 41/2 /3 1/ 2 POLARITY RUN/HOLD COMP IN V- REFERENCE REF. CAP. 1 REF. CAP. 2 ANALOG IN ANALOG GND CLOCK IN UNDER-RANGE OVER-RANGE BUSY D2 D3 D4 (MSB) B8 B2 (MSD) D5 STROBE A-Z IN A-Z OUT DIGITAL GND (LSD) D1 B4 (LSB) B1 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 V- COMP OUT REF CAP REF BYPASS GND REF OUT REF SUPPLY INT OUT +BUFF IN +INT IN -INT IN -BUFF IN BUFF OUT V++ 1 2 3 4 5 6 7 14 13 12 11 10 9 8 10 µF -15V 10k Ω 0.1 µF +5V SIGNAL INPUT CLOCK IN 120kHz = 3 READINGS/SEC 150 Ω 150 Ω 4.7k Ω ICL71C03 ICL8068A 10k Ω 90k Ω a b c d e f g B1 B2 B3 B4 7447 RBI +5V 47k Ω 1 2 3 4 5 36 10 10 µF 300 µF -15V 300 1k Ω +15V 100 0.22 µF 1.0 µF -15V 150 Ω NOTE: For 31/2 digit, tie pin 2 low and change clock to 12kHz. k Ω k Ω k Ω k Ω FIGURE 8. ICL8052A-8068A/71C03A PLASMA DISPLAY CIRCUIT 2.5k Ω 47k Ω 5k Ω +5V POL a g HI VOLTAGE BUFFER DI 505 POL D5 D4 D3 D2 D1 B8 B4 B2 B1 71C03A 3k Ω +5V 0V 0.02 µF 0.02 0.02 µF GATES ARE 7409 0.02 µF 0.02 µF µF 8052A/ 8068A a g V+ PROG A RBI BI D DM8880 ICL8052A/ICL71C03, ICL8068A/ICL71C03 |
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