Confidential
[AK09911]
MSXXXX-E-pre00 2012/12
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3. Table of Contents
1. Features .............................................................................................................................. 1
2. Overview .............................................................................................................................. 2
3. Table of Contents ................................................................................................................. 3
4. Circuit Configration .............................................................................................................. 5
4.1. Block Diagram .............................................................................................................. 5
4.2. Block Function .............................................................................................................. 5
4.3. Pin Function .................................................................................................................. 6
5. Overall Characteristics ........................................................................................................ 7
5.1. Absolute Maximum Ratings .......................................................................................... 7
5.2. Recommended Operating Conditions .......................................................................... 7
5.3. Electrical Characteristics .............................................................................................. 7
5.3.1. DC Characteristics ................................................................................................. 7
5.3.2. AC Characteristics ................................................................................................. 8
5.3.3. Analog Circuit Characteristics ................................................................................ 9
5.3.4. I
2
C Bus Interface .................................................................................................. 10
6. Function Explanation ......................................................................................................... 13
6.1. Power States ............................................................................................................... 13
6.2. Reset Functions .......................................................................................................... 13
6.3. Operation Mode .......................................................................................................... 14
6.4. Description of Each Operation Mode ......................................................................... 15
6.4.1. Power-down Mode ............................................................................................... 15
6.4.2. Single Measurement Mode .................................................................................. 15
6.4.3. Continuous Measurement Mode 1, 2, 3 and 4 .................................................... 16
6.4.4. Self-test Mode ...................................................................................................... 19
6.4.5. Fuse ROM Access Mode ..................................................................................... 19
7. Serial Interface .................................................................................................................. 20
7.1. Data Transfer .............................................................................................................. 20
7.1.1. Change of Data .................................................................................................... 20
7.1.2. Start/Stop Condition ............................................................................................. 20
7.1.3. Acknowledge ........................................................................................................ 21
7.1.4. Slave Address ...................................................................................................... 21
7.2. WRITE Instruction ....................................................................................................... 22
7.3. READ Instruction ........................................................................................................ 23
7.3.1. One Byte READ ................................................................................................... 23
7.3.2. Multiple Byte READ ............................................................................................. 23
7.4. High-speed Mode (Hs-mode) ..................................................................................... 24
8. Registers ........................................................................................................................... 25
8.1. Description of Registers ............................................................................................. 25
8.2. Register Map .............................................................................................................. 26
8.3. Detailed of Description of Register ............................................................................. 27
8.3.1. WIA: Who I Am ..................................................................................................... 27
8.3.2. INFO: Information ................................................................................................ 27
8.3.3. ST1: Status 1 ........................................................................................................ 27
8.3.4. HXL to HZH: Measurement data .......................................................................... 28
8.3.5. TMPS: Dummy Register ...................................................................................... 28
8.3.6. ST2: Status 2 ........................................................................................................ 29
8.3.7. CNTL1: Dummy Register ..................................................................................... 29
8.3.8. CNTL2: Control 2 ................................................................................................. 29
8.3.9. CNTL3: Control 3 ................................................................................................. 30
8.3.10. TS1: Test ............................................................................................................ 30
8.3.11. ASAX, ASAY, ASAZ: Sensitivity Adjustment Values ........................................... 30
9. Example of Recommended External Connection ............................................................. 31
10. Package ........................................................................................................................... 32
10.1. Marking ..................................................................................................................... 32
10.2. Pin Assignment ......................................................................................................... 32
10.3. Outline Dimensions .................................................................................................. 33
