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TC826 Folha de dados(PDF) 3 Page - TelCom Semiconductor, Inc |
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TC826 Folha de dados(HTML) 3 Page - TelCom Semiconductor, Inc |
3 / 12 page 3-173 TELCOM SEMICONDUCTOR, INC. 7 6 5 4 3 1 2 8 TC826 A/D CONVERTER WITH BAR GRAPH DISPLAY OUTPUT PIN DESCRIPTION Pin No. (64-Plastic Quad Flat Package) Symbol Description 1NC 2 ANALOG Establishes the internal analog ground point. Analog common is set to 2.9V below the positive supply COMMON by an internal zener reference circuit. The voltage difference beween VDD and analog-common can be used to supply the TC826 voltage reference input at REF IN (Pin 5). 3 +IN Positive analog signal input. 4 -IN Negative analog signal input. 5 REF IN Reference voltage positive input. Measured relative ato analog-common. REF IN ≈ Full-Scale/2. 6 CREF + Reference capacitor connection. 7 CREF– Reference capacitor connection. 8VDD Positive supply terminal. 9VBUF Buffer output. Integration resistor connection. 10 CAZ Negative comparator input. Auto-zero capacitor connection. 11 VINT Integrator output. Integration capacitor connection. 12 VSS Negative supply terminal. 13 OSC1 Oscillator resistor (ROSC) connection. 14 OSC2 Oscillator resistor (ROSC) connection. 15 BP LCD Backplane driver. 16 BAR 0 LCD Segment driver: Bar 0 17 NC 18 BAR 1 LCD Segment driver: Bar 1 19 BAR 2 LCD Segment driver: Bar 2 20 BAR 3 LCD Segment driver: Bar 3 21 BAR 4 LCD Segment driver: Bar 4 22 BAR 5 LCD Segment driver: Bar 5 23 BAR 6 LCD Segment driver: Bar 6 24 BAR 7 LCD Segment driver: Bar 7 25 BAR 8 LCD Segment driver: Bar 8 26 BAR 9 LCD Segment driver: Bar 9 27 BAR 10 LCD Segment driver: Bar 10 28 BAR 11 LCD Segment driver: Bar 11 29 BAR 12 LCD Segment driver: Bar 12 30 BAR 13 LCD Segment driver: Bar 13 31 BAR 14 LCD Segment driver: Bar 14 32 BAR 15 LCD Segment driver: Bar 15 33 BAR 16 LCD Segment driver: Bar 16 34 BAR 17 LCD Segment driver: Bar 17 35 BAR 18 LCD Segment driver: Bar 18 36 BAR 19 LCD Segment driver: Bar 19 37 BAR 20 LCD Segment driver: Bar 20 38 BAR 21 LCD Segment driver: Bar 21 39 BAR 22 LCD Segment driver: Bar 22 40 BAR 23 LCD Segment driver: Bar 23 |
Nº de peça semelhante - TC826 |
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Descrição semelhante - TC826 |
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