TDA8020HL datasheet(5/28 Pages) PHILIPS

部件名	TDA8020HL

功能描述	Dual IC card interface

Download	28 Pages

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制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

5 / 28 page

2003 Nov 06

5

Philips Semiconductors

Product speciﬁcation

Dual IC card interface

TDA8020HL

PINNING

SYMBOL

TYPE

DESCRIPTION

PRES1

1

I

card 1 presence contact input (active HIGH)

CGND1

2

supply

ground connection output to card 1 (C5 contact)

CLK1

3

O

clock output to card 1 (C3 contact)

VCC1

4

supply

supply voltage output to card 1 (C1 contact); decouple to pin CGND1 with

2

× 100 nF capacitors with ESR < 100 mΩ

RST1

5

O

reset output to card 1 (C2 contact)

I/O2

6

I/O

I/O contact to card 2 (C7 contact); internal 15 k

Ω pull-up resistance to

pin VCC2

PRES2

7

I

card 2 presence contact input (active HIGH)

CGND2

8

supply

ground connection output to card 2 (C5 contact)

CLK2

9

O

clock output to card 2 (C3 contact)

VCC2

10

supply

supply voltage output to card 2 (C1 contact); decouple to pin CGND2 with

2

× 100 nF capacitors with ESR < 100 mΩ

RST2

11

O

reset output to card 2 (C2 contact)

GND

12

supply

ground connection

VUP

13

I/O

output of DC-to-DC converter; a 220 nF capacitor with ESR < 100 m

Ω must

be connected to pin AGND

SAP

14

I/O

capacitor connection for the DC-to-DC converter; a 220 nF capacitor with

ESR < 100 m

Ω must be connected between pins SAP and SAM

SBP

15

I/O

capacitor connection for the DC-to-DC converter; a 220 nF capacitor with

ESR < 100 m

Ω must be connected between pins SBP and SBM

VDDA

16

supply

analog supply voltage for the DC-to-DC converter

SBM

17

I/O

capacitor connection for the DC-to-DC converter; a 220 nF capacitor with

ESR < 100 m

Ω must be connected between pins SBP and SBM

AGND

18

supply

analog ground for the DC-to-DC converter

SAM

19

I/O

capacitor connection for the DC-to-DC converter; a 220 nF capacitor with

ESR < 100 m

Ω must be connected between pins SAP and SAM

VDD

20

supply

power supply voltage

SCL

21

I

serial clock input of I2C-bus (open drain)

SDA

22

I/O

serial data input/output of I2C-bus (open drain)

SAD0

23

I

I2C-bus address selection input 0

SAD1

24

I

I2C-bus address selection input 1

IRQ

25

O

interrupt request output to host (open drain; active LOW)

CLKIN1

26

I

external clock input for card 1

I/O1uC

27

I/O

I/O connection to host for card 1; internal 11 k

Ω pull-up resistor to VDDI

I/O2uC

28

I/O

I/O connection to host for card 2; internal 11 k

Ω pull-up resistor to VDDI

CLKIN2

29

I

external clock input for card 2

CDEL

30

I/O

delay capacitor connection for the voltage supervisor (1 ms per 2 nF)

VDDI

31

I

interface signals reference supply voltage

I/O1

32

I/O

I/O contact to card 1 (C7 contact); internal 14 k

Ω pull-up resistor to VCC1

类似零件编号 - TDA8020HL

制造商	部件名	数据表	功能描述
NXP Semiconductors	TDA8020HL	114Kb / 24P	Dual smart card interface 2001 Aug 15

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