Encoder/Decoder Cross Reference Table

Decoders

Part No.

Data Pins

Address Pins

VT

Pair Encoder

Package

Encoder

Decoder

DIP

SOP

DIP

SOP

HT12D

4

8

Ö

HT12A

HT12E

18

20

18

20

HT12F

0

12

Ö

HT12A

HT12E

18

20

18

20

Address/Data Sequence

The following table provides address/data sequence for various models of the 2

Part No.

Address/Data Bits

0

1

2

345

6

7

8

9

10

11

HT12D

A0

A1

A2

A3

A4

A5

A6

A7

D8

D9

D10

D11

HT12F

A0

A1

A2

A3

A4

A5

A6

A7

A8

A9

A10

A11

Oscillator Frequency Vs Supply Voltage

Note:

@

1

3

HT12D/HT12F

Rev. 1.20

5

February 20, 2009

f o s c

( S c a l e )

R o s c ( 9 )

0 . 5 0

( 1 0 0 k H z ) 1 . 0 0

1 . 5 0

2 . 0 0

2 . 5 0

3 . 5 0

4 . 0 0

3 . 0 0

0 . 2 5

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

V D D ( V D C )

6 8 k 9

6 2 k 9

5 6 k 9

5 1 k 9

4 7 k 9

4 3 k 9

3 9 k 9

3 6 k 9

3 3 k 9

3 0 k 9

2 7 k 9

7 5 k 9

8 2 k 9

1 0 0 k 9

1 2 0 k 9

1 5 0 k 9

1 8 0 k 9

2 2 0 k 9