HT6220A_HoltekSemiconductor.pdf
Datasheet Details
Part number:
HT6221A, HT6220A
Manufacturer:
Holtek Semiconductor
File Size:
199.85 KB
Description:
(ht6220a - ht6222a) multi-purpose encoders.
Note:
This datasheet PDF includes multiple part numbers: HT6221A, HT6220A.
Please refer to the document for exact specifications by model.
HT6221A, HT6220A, (HT6220A - HT6222A) Multi-Purpose Encoders
The devices are CMOS LSI encoders designed for use in remote control systems.
They are capable of encoding 16-bit address codes and 8-bit data codes.
Each address/data input can be set to one of the two logic states, 0 and 1.
The HT6220A/HT6221A/HT6222A contain 30keys (K1~K16, K17~K20, K33~K34, K37~
HT6221A Features
* Operating voltage: 2.0V~3.6V
* DOUT with 38kHz carrier for IR medium
* Low standby current
* Minimum transmission word: one word
* Build-in RC (Internal RC) oscillator
* 16-bit address codes
* 8-bit data codes
* PPM code method
* Three double-active keys
* M
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