TH72016

433MHz

FSK/ASK Transmitter

39010 72016

Page 2 of 16

Data Sheet

Rev. 006

June/07

Document Content

1

Theory of Operation ...................................................................................................3

1.1

General ............................................................................................................................. 3

1.2

Block Diagram .................................................................................................................. 3

2

Functional Description ..............................................................................................3

2.1

Crystal Oscillator .............................................................................................................. 3

2.2

FSK Modulation ................................................................................................................ 4

2.3

Crystal Pulling................................................................................................................... 4

2.4

ASK Modulation ................................................................................................................ 5

2.5

Output Power Selection .................................................................................................... 5

2.6

Lock Detection .................................................................................................................. 5

2.7

Low Voltage Detection...................................................................................................... 5

2.8

Mode Control Logic .......................................................................................................... 6

2.9

Clock Output ..................................................................................................................... 6

2.10

Timing Diagrams .............................................................................................................. 6

3

Pin Definition and Description ..................................................................................7

4

Electrical Characteristics ..........................................................................................8

4.1

Absolute Maximum Ratings .............................................................................................. 8

4.2

Normal Operating Conditions ........................................................................................... 8

4.3

Crystal Parameters ........................................................................................................... 8

4.4

DC Characteristics............................................................................................................ 9

4.5

AC Characteristics .......................................................................................................... 10

4.6

Output Power Steps – FSK Mode .................................................................................. 11

4.7

Output Power Steps – ASK Mode .................................................................................. 11

5

Test Circuit ...............................................................................................................12

5.1

Test circuit component list to Fig. 6 ................................................................................ 12

6

Package Description ................................................................................................13

6.1

Soldering Information ..................................................................................................... 13

6.2

Recommended PCB Footprints ...................................................................................... 13

7

Reliability Information..............................................................................................14

8

ESD Precautions ......................................................................................................14

9

Disclaimer .................................................................................................................16