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-system groups with 64 commands each. The sub-system code may be selected by a press button, a

slider switch or hard wired. Two different timing and data format modes are available.

.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 AT VDD= 3V (-IOH= 80mA)

.VERY LOW STAND-BY CURRENT (< 2µA)

.1mA OPERATIONAL CURRENT AT 6V SUPPLY

.CERAMIC RESONATOR CONTROLLED FREQUENCY (typ. 450kHz)

.MODULATED TRANSMISSION

.SUPPLY VOLTAGE RANGE 2V TO 6.5V

.LOW NUMBER OF EXTERNAL COMPONENTS