HT6221/HT6222 Multi-Purpose Encoders
Features
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Operating voltage: 1.8V~3.5V DOUT with 38kHz carrier for IR medium Low standby current Minimum transmission word: one word 455kHz ceramic resonator or crystal 16-bit address codes 8-bit data codes
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PPM code method Three double-active keys Maximum active keys - HT6221: 32 keys - HT6222: 64 ...