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TDA8000 Fiches technique(PDF) 4 Page - NXP Semiconductors |
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TDA8000 Fiches technique(HTML) 4 Page - NXP Semiconductors |
4 / 24 page 1996 Dec 12 4 Philips Semiconductors Product specification Smart card interface TDA8000; TDA8000T PINNING SYMBOL PIN DESCRIPTION XTAL 1 crystal connection I/O2 2 data line to/from the card I/O1 3 data line to/from the card RST 4 card reset output CLK 5 clock output to the card PSEL1 6 programming voltage selection input (see Table 1) PSEL2 7 programming voltage selection input (see Table 1) PRES 8 card presence contact input (active LOW) PRES 9 card presence contact input (active HIGH) VPP 10 card programming voltage output VH 11 high voltage supply for VPP generation GND 12 ground VDD 13 positive supply voltage VCC 14 card supply output voltage VSUP 15 voltage supervisor input DELAY 16 external capacitor connection for delayed reset timing ALARM 17 open-collector reset output for the microcontroller (active HIGH) ALARM 18 open-collector reset output for the microcontroller (active LOW) OFF 19 interrupt output to the microcontroller (active LOW) START 20 microcontroller input for starting session (active LOW) WRITE 21 control input for applying programming voltage to the card (active LOW) CVNC 22 internally generated 5 V reference, present when VDD is on; to be decoupled externally (47 nF) CLKDIV 23 input for dividing/not dividing the CLKOUT frequency by two (active LOW) CLKIN 24 external clock signal input CLKOUT 25 clock output to the microcontroller, or another TDA8000 RSTIN 26 card reset input from the microcontroller (active HIGH) I/O2( µC) 27 data line to/from the microcontroller; must not be left open-circuit, tie to CVNC if not used I/O1( µC) 28 data line to/from the microcontroller; must not be left open-circuit, tie to CVNC if not used Fig.2 Pin configuration. fpage TDA8000 TDA8000T MBH809 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 XTAL I/O2 I/O1 RST CLK PSEL1 PSEL2 PRES PRES VPP VDD VCC VH GND I/O1( µC) I/O2( µC) RSTIN CLKOUT CLKIN CLKDIV CVNC WRITE START OFF ALARM ALARM DELAY VSUP |
Numéro de pièce similaire - TDA8000 |
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Description similaire - TDA8000 |
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