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TDA8029C1 Fiches technique(PDF) 6 Page - NXP Semiconductors |
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TDA8029C1 Fiches technique(HTML) 6 Page - NXP Semiconductors |
6 / 58 page 2003 Oct 30 6 Philips Semiconductors Product specification Low power single card reader TDA8029 7 PINNING SYMBOL PIN DESCRIPTION P17 1 general purpose I/O P16 2 general purpose I/O; card clock generation up to 20 MHz with three times synchronous frequency doubling (fXTAL, 1/2fXTAL, 1/4fXTAL and 1/8fXTAL) VDD 3 supply voltage GND 4 ground connection SDWN_N 5 shut-down signal input; active LOW CDEL 6 connection for an external capacitor determining the Power-on reset pulse width (typically 1 ms per 2 nF) I/O 7 data input/output to/from the card (C7); 14 k Ω integrated pull-up resistor to V CC PRES 8 card presence detection contact (active HIGH); do not connect to any external pull-up or pull-down resistor; use with a normally open presence switch GNDC 9 card ground (C5); connect to GND in the application CLK 10 clock to the card (C3) VCC 11 card supply voltage (C1) RST 12 card reset (C2) VUP 13 output of the DC/DC converter (low ESR 220 nF to PGND) SAP 14 DC/DC converter capacitor connection (low ESR 220 nF between SAP and SAM) SBP 15 DC/DC converter capacitor connection (low ESR 220 nF between SBP and SBM) DCIN 16 power input for the DC/DC converter SBM 17 DC/DC converter capacitor connection (low ESR 220 nF between SBP and SBM) PGND 18 ground for the DC/DC converter SAM 19 DC/DC converter capacitor connection (low ESR 220 nF between SAP and SAM) TEST 20 used for test purpose; connect to GND in the application EA_N 21 control signal for microcontroller; connect to VDD in the application ALE 22 control signal for the microcontroller; leave open in the application PSEN_N 23 control signal for the microcontroller; leave open in the application P27 24 general purpose I/O P26 25 general purpose I/O XTAL1 26 external crystal connection or input for an external clock signal XTAL2 27 external crystal connection; leave open if an external clock is applied to XTAL1 RESET 28 reset input from the host (active HIGH); integrated pull-down resistor to GND P32/INT0_N 29 interrupt signal from the smart card interface; leave open in the application P33/INT1_N 30 external interrupt input or general purpose I/O; may be left open if not used P31/TX 31 transmission line for serial communication with the host P30/RX 32 reception line for serial communication with the host |
Numéro de pièce similaire - TDA8029C1 |
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Description similaire - TDA8029C1 |
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