HT6034 Holtek, HT6034 Datasheet

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HT6034

Manufacturer Part Number
HT6034
Description
3 in 12 decoder. 8-addresses, 4-data
Manufacturer
Holtek
Datasheet

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Part Number:
HT6034
Manufacturer:
DC/DC
Quantity:
437
Features
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Applications
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General Description
The 3
remote control system applications. They are
paired with 3
operation a pair of encoder/decoder with the
same number of address and data format
should be selected (refer to the encoder/decoder
cross reference tables).
The 3
and data from its corredponding series of
encoders that are transmitted by a carrier us-
ing an RF or an IR transmission medium. Then
it compares the serial input information twice
continuously with its local address. If no errors
Operating voltage: 2.4V~12V
Low power and high noise immunity CMOS
technology
Low standby current
Capable of decoding 12 bits of information
Pair with Holtek¢s 3
8~12 address pins
0~4 data pins
Trinary address setting
Burglar alarm system
Smoke and fire alarm system
Garage door controllers
Car door controllers
12
12
series of decoders receive serial address
decoders are a series of CMOS LSIs for
12
series of encoders. For proper
12
series of encoders
3
1
12
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or unmatched codes are encountered, the input
data codes are decoded and transferred to the
output pins. The VT pin also goes high to indi-
cate a valid transmission.
The 3
ing 12 bits of information that consists of N bits
of address and 12-N bits of data. To meet vari-
ous applications they are arranged to provide a
number of data pins ranging from 0 to 4 and an
address pin ranging from 8 to 12. Thus, various
combinations of address/data number are
available in different packages.
Series of Decoders
Received data are checked two times
Built-in oscillator needs only 5% resistor
VT goes high during a valid transmission
Easy interface with an RF or an infrared
transmission medium
Minimal external components
Package information: refer to Selection
Table
Car alarm system
Security system
Cordless telephones
Other remote control systems
12
series of decoders are capable of decod-
December 13, 1999

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HT6034 Summary of contents

Page 1

... Low power and high noise immunity CMOS · technology Low standby current · Capable of decoding 12 bits of information · 12 · Pair with Holtek¢s 3 series of encoders 8~12 address pins · 0~4 data pins · Trinary address setting · Applications Burglar alarm system · ...

Page 2

... Data No. Part No. No. Type HT6030 12 0 HT6032 10 2 HT6034 8 4 Note: Data type: L stands for latch type data output. VT can be used as a momentary data output. Block Diagram Note: The address/data pins are available in various combinations (refer to the address/data table Series of Decoders VT ...

Page 3

Pin Assignment 12 3 Series of Decoders 3 December 13, 1999 ...

Page 4

Pin Description Internal Pin Name I/O Connection TRANSMISSION A0~A11 I GATE D8~D11 O CMOS OUT DIN I CMOS CMOS OUT OSC1 I OSCILLATOR OSC2 O OSCILLATOR VSS ¾ ¾ VDD ¾ ¾ Approximate internal connections Absolute Maximum ...

Page 5

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 VT Output Source Current Only For HT6033/35/45 I ...

Page 6

Functional Description Operation 12 The 3 series of decoders provide various com- binations of address and data pins in different 12 packages. They are paired with 3 encoders. The decoders receive data transmit- ted by the encoders and interpret the ...

Page 7

... HT6032 2 10 HT6034 4 8 Address/Data sequence The following table describes the position of the address/data sequence for various models of the 3 ries of decoders. Part No HT6030 HT6032 HT6034 Series of Decoders Package VT Pair Encoder Encoder DIP SOP HT6010 18 Ö HT6010 18 Ö HT6012 18 20 HT6010 ...

Page 8

Oscillator frequency vs supply voltage The recommended oscillator frequency Series of Decoders (decoder (encoder) OSCD OSCE 8 December 13, 1999 9 ...

Page 9

Application Circuits 12 3 Series of Decoders 9 December 13, 1999 ...

Page 10

... Holtek¢s products are not authorized for use as critical com- ponents in life support devices or systems. Holtek reserves the right to alter its products without prior notification. ...

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