TLC2543C, TLC2543I, TLC2543M

12-BIT ANALOG-TO-DIGITAL CONVERTERS

WITH SERIAL CONTROL AND 11 ANALOG INPUTS

SLAS079F – DECEMBER 1993 – REVISED NOVEMBER 2001

2

POST OFFICE BOX 655303

AVAILABLE OPTIONS

PACKAGE

TA

SMALL OUTLINE

PLASTIC CHIP

CARRIER

CERAMIC DIP

PLASTIC DIP

(DB)†

(DW)†

(FN)†

(J)

(N)

0

°C to 70°C

TLC2543CDB

TLC2543CDW

TLC2543CFN

—

TLC2543CN

– 40

°C to 85°C

TLC2543IDB

TLC2543IDW

TLC2543IFN

—

TLC2543IN

– 55

°C to 125°C

—

—

—

TLC2543MJ

—

† Available in tape and reel and ordered as the TLC2543CDBLE, TLC2543IDBR, TLC2543CDWR, TLC2543IDWR, TLC2543CFNR, or

TLC2543IFNR.

functional block diagram

14-Channel

Analog

Multiplexer

Sample-and-

Hold

Function

12-Bit

Analog-to-Digital

Converter

(Switched Capacitors)

Self-Test

Reference

Output

Data

Register

12-to-1 Data

Selector and

Driver

Control Logic

and I/O

Counters

Input Address

Register

4

12

12

4

REF +

REF –

DATA

OUT

DATA

INPUT

I/O CLOCK

CS

3

EOC

17

18

15

AIN0

AIN1

AIN2

AIN3

AIN4

AIN5

AIN6

AIN7

AIN8

AIN9

AIN10

1

2

3

4

5

6

7

8

9

11

12

14

13

16

19