TDA8034AT View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

TDA8034AT

Smart card interface

NXP Semiconductors. 

NXP Semiconductors

20. Figures

Fig 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Fig 2. Pin configuration (SO16) . . . . . . . . . . . . . . . . . . . .4

Fig 3. Voltage supervisor circuit . . . . . . . . . . . . . . . . . . . .6

Fig 4. Voltage supervisor waveforms . . . . . . . . . . . . . . . .6

Fig 5. Basic layout for using an external clock. . . . . . . . .7

Fig 6. Activation sequence at t3. . . . . . . . . . . . . . . . . . .10

Fig 7. Deactivation sequence . . . . . . . . . . . . . . . . . . . . 11

Fig 8. Emergency deactivation sequence after card

removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Fig 9. Operation of debounce feature with pins OFFN,

CMDVCCN, PRESN and VCC . . . . . . . . . . . . . . .13

Fig 10. Card activation, VCC = 5 V, t0 > 30 ms. . . . . . . . .13

Fig 11. Card activation, VCC = 3 V, t0 < 15 ms. . . . . . . . .13

Fig 12. Card activation, VCC = 3 V, t0 > 15 ms. . . . . . . . .14

Fig 13. Definition of output and input transition times . . .20

Fig 14. Application diagram . . . . . . . . . . . . . . . . . . . . . . .20

Fig 15. Package outline SOT109-1 (SO16) . . . . . . . . . . .21

Fig 16. Temperature profiles for large and small

components . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

TDA8034T; TDA8034AT

Smart card interface

TDA8034T_TDA8034AT

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 3.1 — 13 December 2012

© NXP B.V. 2012. All rights reserved.

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