TDA8024T/C1 查看數據表（PDF） - NXP Semiconductors.

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TDA8024T/C1

Standard smart card interface

NXP Semiconductors. 

NXP Semiconductors

6. Block diagram

TDA8024

Standard smart card interface

100 nF

100 nF

100 nF

VDD

21

VDD

SUPPLY

R1

PORADJ 18

(1)

R2

INTERNAL

REFERENCE

Vref

VOLTAGE SENSE

POWER_ON

VDDP

S1

S2

6

7

5

DC/DC CONVERTER

INTERNAL OSCILLATOR

2.5 MHz

EN1 CLKUP

OFF 23

RSTIN 20

CMDVCC 19

5V/3V 3

ALARM

CLKDIV1 1

CLKDIV2 2

HORSEQ

CLOCK

CIRCUITRY

EN2

VCC

PVCC GENERATOR

EN5

SEQUENCER

EN4

RST

BUFFER

CLOCK

BUFFER

CLK

XTAL1

XTAL2

24

25 OSCILLATOR

EN3

THERMAL

PROTECTION

AUX1UC 27

AUX2UC 28

TDA8024

I/O

TRANSCEIVER

I/O

TRANSCEIVER

4 PGND

8 VUP

100 nF

17 VCC

100 nF

14 CGND

16 RST

100 nF

15 CLK

10 PRES

9

PRES

13 AUX1

12 AUX2

I/OUC 26

22

GND

I/O

TRANSCEIVER

11

I/O

aaa-023220

(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.

Fig 1. Block diagram

TDA8024

Product data sheet

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

Rev. 4.0 — 3 June 2016

© NXP Semiconductors N.V. 2016. All rights reserved.

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