M3014

MOSDESIGN SEMICONDUCTOR CORP. IR TV/VCD TRANSMITTER IR CONTROL IC IR CONTROL M3014 GENERAL DESCRIPTION The M3014 is a remote control transmitter ASIC for TV, VTR , etc. It has a total 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. FEATURES Flashed or modulated transmission (default modulated mask option ) Flashed pulses require a wide band preamplifiers within the receiver 7 sub-system addresses Up to 64 commands per sub-system address Key release detection by toggle bits A 455KHz ceramic resonator or crystal APPLICATIONS Audio equipment, TV, VTR, cassette desks etc.. BLOCK DIAGRAM OSCI OSCO R0 R6 C0 C6 ADRM Oscillator Timing Generator Key matrix Control Control logic Pulse Distance Modulator Remo Output Dout *All specs and applications shown above subject to change without prior notice. ( ,) 1/9 2004-09-06 MOSDESIGN SEMICONDUCTOR CORP. IR TV/VCD TRANSMITTER IR CONTROL IC ABSOLUTE MAXIMUM RATING Parameter Supply Voltage Input Voltage Operating Temperature Storage Temperature Rating 6 -0.3~VDD 0 to 60 -25 to +125 IR CONTROL M3014 (TA=25 ) Unit V V ELECTRICAL CHARACTERISTICS ( VDD=3V unless otherwise specified ) Characteristics Sym. Min. Typ. Max. Unit REMARKS Operating Voltage Quiescent Current VDD 2 3 5.5 V ISB 0.25 1 A Operating Current Output Drive Current Switch Input Current Input Voltage Oscillator Frequency IOP IO ISB VIH VI...