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ANMG04 (4-CH Auto Sensitivity Calibration Capacitive Touch Sensor)
Content
Revision History.................................................................................................................2
1
Features...............................................................................................................................4
1.1
1.2
General Features ...................................................................................................4
Applications..........................................................................................................4
2
3
4
Block Diagram....................................................................................................................5
Pin Configuration ...............................................................................................................6
Pin Description ...................................................................................................................7
4.1
Pin Map (14 SOP package) ..................................................................................8
5
6
Absolute Maximum Rating ................................................................................................9
ESD & Latch-up Characteristics ........................................................................................9
6.1
6.2
ESD Characteristics..............................................................................................9
Latch-up Characteristics.......................................................................................9
7
8
Electrical Characteristics..................................................................................................10
ANMG04 Implementation................................................................................................11
8.1
8.2
8.3
8.4
8.5
Typical current consumption..............................................................................11
CS implementation .............................................................................................11
LED drive implementation .................................................................................12
Parallel output.....................................................................................................12
SCL, SDA implementation.................................................................................12
9
I2C Interface......................................................................................................................13
9.1
9.2
9.3
9.4
9.5
9.6
9.7
9.8
9.9
I2C Enable / Disable............................................................................................13
Start & stop condition.........................................................................................13
Data validity........................................................................................................13
Byte format.........................................................................................................13
Acknowledge......................................................................................................13
First byte.............................................................................................................14
Transferring data.................................................................................................15
I2C write and read operations in normal mode...................................................16
I2C timing diagram .............................................................................................16
10 ANMG04 control register list...........................................................................................17
10.1
10.2
I2C Register Map ................................................................................................17
Details.................................................................................................................18
11 Recommended Circuit Diagram .......................................................................................25
11.1 ANMG04 (14 SOP)............................................................................................25
12 MECHANICAL DRAWING ...........................................................................................27
12.1 Mechanical Drawing of ANMG04 (14 SOP).....................................................27
13 MARKING DESCRIPTION............................................................................................28
13.1 Marking Description of ANMG04 (14 SOP) .....................................................28
NOTES: ...................................................................................................................................29
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