Contents
11
11.1
11.2
11.3
11.4
11.5
11.6
MT312
Microprocessor Control ........................................................................................74
Primary 2-wire bus interface ............................................................................................................... 74
RADD: 2-Wire Register Address (W) ................................................................................................. 74
Primary 2-Wire Bus Interface ............................................................................................................. 74
Secondary 2-Wire Bus for Tuner Control ........................................................................................... 75
Examples of 2-Wire Bus Messages ................................................................................................... 76
Primary 2-Wire Bus Timing ................................................................................................................ 77
12
12.1
12.2
12.3
12.4
12.5
12.6
Electrical Characteristics ......................................................................................78
Recommended Operating Conditions ................................................................................................ 78
Absolute Maximum Ratings ............................................................................................................... 78
Crystal Specification ........................................................................................................................... 79
DC Electrical Characteristics .............................................................................................................. 79
MT312 Pinout Description .................................................................................................................. 80
Alphabetical Listing of Pin-Out ........................................................................................................... 82
13
14
14.1
14.2
Application Diagram ..............................................................................................83
MT312 Register Map ..............................................................................................84
Read / Write Register Map ................................................................................................................. 84
Read Only Register Map .................................................................................................................... 85
7