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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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TC835 Fiches technique(PDF) 10 Page - Microchip Technology |
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TC835 Fiches technique(HTML) 10 Page - Microchip Technology |
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10 / 24 page  TC835 DS21478B-page 10 © 2002 Microchip Technology Inc. 5.0 DIGITAL SECTION FUNCTIONAL DESCRIPTION The major digital subsystems within the TC835 are illustrated in Figure 5-1, with timing relationships shown in Figure 5-2. The multiplexed BCD output data can be displayed on LCD or LED. The digital section is best described through a discussion of the control sig- nals and data outputs. FIGURE 5-1: DIGITAL SECTION FUNCTIONAL DIAGRAM Latch Latch Latch Latch Latch Counters Control Logic Multiplexer Polarity D5 D4 D3 D2 D1 13 B1 14 B2 15 B4 16 B8 Polarity FF MSB Digit Drive Signal LSB Data Output 24 22 25 27 28 26 21 DGND Clock In RUN/ HOLD Overrange STROBE Busy Underrange Zero Cross Detect From Analog Section |
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