STV3012

REMOTE CONTROL TRANSMITTER

FOR AUDIO AND VIDEO APPLICATIONS

March 1993

PRELIMINARY DATA

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

REMO

SEN6N

SEN5N

SEN4N

SEN3N

SEN2N

SEN1N

SEN0N

ADRM

SS

V

DD

V

DRV6N

DRV5N

DRV4N

DRV3N

DRV2N

DRV1N

DRV0N

OSCO

OSCI

PIN CONNECTIONS

DIP20

(Plastic Package)

ORDER CODE : STV3012

.

TWO TIMING AND DATA FORMAT MODES

.

7 SUB-SYSTEM ADDRESSES

.

UP TO 64 COMMANDS PER SUB-SYSTEM

ADDRESS

.

KEY RELEASE DETECTION BY TOGGLE BIT

(1 toggle bit in mode A and 2 toggle bits in

mode B)

.

HIGH CURRENT REMOTE OUTPUT

.

VERY LOW STAND-BY CURRENT (< 2

µA)

.

1mA OPERATIONAL CURRENT AT 6V SUP-

PLY

.

CERAMIC

RESONATOR

CONTROLLED

FREQUENCY (typ. 450kHz)

.

MODULATED TRANSMISSION

.

SUPPLY VOLTAGE RANGE 2V TO 6.5V

.

LOW NUMBER OF EXTERNAL COMPO-

NENTS

This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice.

DESCRIPTION

The STV3012 is a general purpose infrared remote

control transmitter system for low voltage supply

applications. It is able to generate a total number

of 448 commands which are divided into 7 sub-sys-

tem groups with 64 commands each. The sub-sys-

tem code may be selected by a press button, a

slider switch or hard wired. Two different timing and

data format modes are available.

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