1. OVERVIEW 

   The ADAM27PXX is remote control transmitter  which uses CMOS technology. 

   The ADAM27PXX is suitable for remote control of  TV, VCR, FANS, Air-conditioners, 

   Audio Equipments, Toys, Games etc.  The ADAM27PXX is MTP version. 

1.1. Features 

■  Program memory 

      ● 2,048 bytes (2,048 x 8bit) 

      ● MTP(Multi Time Programming) : 1K * 2,  2K * 1

■  Data memory (RAM) 

      ● 32 nibble (32 x 4bit) 

■  3 levels of subroutine nesting 

■  8-bit Table Read Instruction

■  Oscillator Type (Operating frequency) 

      ● Internal RC Oscillator (typically 3.64MHz) 

■  Instruction cycle 

      ● fOSC/48  

■  Stop mode 

■  Released stop mode by key input 

■  Built in Power-on Reset circuit 

■  Built in Transistor for I.R LED Drive  

      ● IOL=250mA at VDD=3V and VO=0.3V 

■  Built in Low Voltage reset circuit

■  Built in a watch dog timer (WDT)  

■  Low operating voltage 

      ● 1.8 ~  3.6V 

■  8/16-SOP Package.