HT12F-20 HOLTEK [Holtek Semiconductor Inc], HT12F-20 Datasheet
HT12F-20
Related parts for HT12F-20
HT12F-20 Summary of contents
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... The 2 series of decoders are capable of decod- ing informations that consist of N bits of ad- dress and 12-N bits of data. Of this series, the HT12D is arranged to provide 8 address bits and 4 data bits, and HT12F is used to decode 12 bits of address information. VT Oscillator Trigger L Ö RC oscillator DIN active ²Hi² 18 DIP/20 SOP ¾ ...
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Block Diagram Note: The address/data pins are available in various combinations (see the address/data table). Pin Assignment 12 2 Series of Decoders 2 July 12, 1999 ...
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Pin Description Internal Pin Name I/O Connection NMOS A0~A11 I TRANSMISSION GATE D8~D11 O CMOS OUT DIN I CMOS CMOS OUT OSC1 I OSCILLATOR OSC2 O OSCILLATOR VSS I ¾ VDD I ¾ Approximate internal connection circuits ...
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Electrical Characteristics Symbol Parameter V Operating Voltage DD I Standby Current STB I Operating Current DD Data Output Source Current (D8~D11 Data Output Sink Current (D8~D11) VT Output Source Current Output Sink Current V ²H² ...
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... Otherwise it is always low. Output type 12 Of the 2 series of decoders, the HT12F has no data output pin but its VT pin can be used as a momentary data output. The HT12D, on the other hand, provides 4 latch type data pins whose data remain unchanged until new data are received ...
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... Address/Data sequence The following table provides address/data sequence for various models of the 2 correct device should be chosen according to the requirements of the individual addresses and data. Part No HT12D HT12F Series of Decoders Package VT Pair Encoder Encoder DIP SOP ...
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Oscillator frequency vs supply voltage The recommended oscillator frequency Series of Decoders (decoder (HT12E encoder) OSCD OSCE (HT12A encoder). OSCE July 12, 1999 ...
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Application Circuits Notes: Typical infrared receiver: PIC-12043T/PIC-12043S (KODESHI CORP.) Typical RF receiver: JR-200 (JUWA CORP.) RE-99 (MING MICROSYSTEM, U.S.A Series of Decoders or LTM9052 (LITEON CORP.) 8 July 12, 1999 ...
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Holtek Semiconductor Inc. (Headquarters) No.3 Creation Rd. II, Science-based Industrial Park, Hsinchu, Taiwan, R.O.C. Tel: 886-3-563-1999 Fax: 886-3-563-1189 Holtek Semiconductor Inc. (Taipei Office) 5F, No.576, Sec.7 Chung Hsiao E. Rd., Taipei, Taiwan, R.O.C. Tel: 886-2-2782-9635 Fax: 886-2-2782-9636 Fax: 886-2-2782-7128 (International ...