STV3012

( DataSheet : www.DataSheet4U.com ) STV3012 REMOTE CONTROL TRANSMITTER FOR AUDIO AND VIDEO APPLICATIONS . . . . . . . . . . . PRELIMINARY DATA 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 DIP20 (Plastic Package) ORDER CODE : STV3012 PIN CONNECTIONS REMO 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 VDD SEN6N SEN5N SEN4N SEN3N SEN2N DRV6N DRV5N DRV4N DRV3N DRV2N 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. March 1993 SEN1N SEN0N ADRM V SS DRV1N DRV0N OSCO OSCI 3012-01.EPS 1/8 This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice. www.DataSheet4U.com www.DataSheet4U.com STV3012 BLOCK DIAGRAM OSCO 12 OSCILLATOR OSCI 11 DIVIDER MASTER CL...