TT6221-1 (TT6221-1 / TT6222-1) Remote Control Transmitter

TT6221-1 (TT6221-1 / TT6222-1) Remote Control Transmitter

TT6221-1 and TT6222-1 are high performance remote control transmitter COMS IC¡A it is specially designed for use on infrared remote control applications¡C The custom codes (Max.) of TT6221-1 and TT6222-1 are available by setting external diodes and resistors¡C The transmission code consists of “ lea.

Features

and resistors ) Block Diagram X1 X2 DOUT LED Oscillator Divider Data select & Buffer R1 R8 Keyboard Matrix & Gate Circuit Data ROM & Registers Timing Generate Counter control Sync. circuit Binary Detector C1 C8 AIN D7 VDD VSS e gPa 1 of 11 Ver.¡G 1.0 www.DataSheet4U.com TT1589(TT6221/TT6222) Consumer Package configuration TT6221 1 2 3 4 5 6 7 8 9 10 R1 R2 R3 R4 DOUT VDD D7 X2 X1 VSS TT6221-1 AIN C1 C2 C3 C4 C5 C6 C7 C8 LED 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 11 12 TT6222-1 TT6222-1 TT6222 R3 R4 R5 R6 R7 R8 DOUT VDD D7 X2 X1 VSS R2 R1 AIN C1 C2 C3 C4 C.