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TDA8024 Datasheet(PDF) 5 Page - NXP Semiconductors |
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TDA8024 Datasheet(HTML) 5 Page - NXP Semiconductors |
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2004 July 12 5 Philips Semiconductors Product specification IC card interface TDA8024 6 BLOCK DIAGRAM mdb051 100 nF 100 nF 100 nF 100 nF 100 nF 100 nF I/O TRANSCEIVER I/O TRANSCEIVER I/O TRANSCEIVER THERMAL PROTECTION VCC GENERATOR RST BUFFER CLOCK BUFFER SEQUENCER CLOCK CIRCUITRY OSCILLATOR HORSEQ INTERNAL OSCILLATOR 2.5 MHz DC/DC CONVERTER INTERNAL REFERENCE VOLTAGE SENSE SUPPLY EN2 PVCC EN5 EN4 EN3 CLK EN1 CLKUP ALARM Vref 21 VDD 6 VDDP 75 S1 S2 8 4 PGND VUP 17 VCC 16 14 RST CGND PRES 10 9 PRES 15 CLK 13 12 11 AUX1 AUX2 I/O 22 GND 26 28 27 I/OUC AUX2UC AUX1UC 25 24 2 1 3 19 20 23 18 (1) XTAL2 XTAL1 CLKDIV2 CLKDIV1 5V/3V CMDVCC RSTIN OFF TDA8024 POWER_ON VDD R1 R2 PORADJ Fig.1 Block diagram. (1) Optional external resistor bridge. If this bridge is not required pin 18 should be connected to ground; see Section 8.2.2. Pin 18 is not connected in the TDA8024AT. |
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