TLC0834C, TLC0834I, TLC0838C, TLC0838I

8-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL

SLAS094E – MARCH 1995 – REVISED OCTOBER 2000

4

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

sequence of operation

SELECT

Bit 1

15

7

1

Bit

tsu

Hi-Z

SARS

Don’t Care

17

6

2

0

1

2

6

7

MSB

LSB

LSB-First Data

MSB-First Data

EVEN

DIF

ODD

+Sign

SGL

Bit

Start

MSB

Mux Settling Time

DI

DO

CS

CLK

21

20

19

18

14

13

12

12

34

56

10

11

Hi-Z

Hi-Z

TLC0834 MUX-ADDRESS CONTROL LOGIC TABLE

MUX ADDRESS

CHANNEL NUMBER

SGL/DIF

ODD/EVEN

L

L

H

H

L

H

L

H

CH0

CH1

SELECT BIT 1

L

L

H

H

L

H

L

H

L

L

L

L

H

H

H

H

CH2 CH3

+

–

–

+

+

–

–

+

+

+

+

+

TLC0834

H = high level, L = low level, – or + = terminal polarity for the selected input channel

tc