ADSemiconductor
®
TS04 (4-CH Auto Sensitivity Calibration Capacitive Touch Sensor)
AD Semiconductor Confidential 4 / 22
Content
General ....................................................................................................................................... 2
Revision History ........................................................................................................................ 3
1 Pin Configuration ............................................................................................................... 5
2 Pin Description ................................................................................................................... 6
2.1 Pin Map (16 QFN package) .................................................................................. 7
2.2 Pin Map (14 SOP package) .................................................................................. 8
3 Absolute Maximum Rating ................................................................................................ 9
4 ESD & Latch-up Characteristics ........................................................................................ 9
4.1 ESD Characteristics .............................................................................................. 9
4.2 Latch-up Characteristics ....................................................................................... 9
5 Electrical Characteristics .................................................................................................. 10
6 Implementation of TS04 ................................................................................................... 11
6.1 RBIAS & SRBIAS implementation ................................................................... 11
6.2 CS implementation ............................................................................................. 12
6.3 Output Circuit Implementation ........................................................................... 13
6.4 Internal reset operation ....................................................................................... 14
7 Recommended Circuit Diagram ....................................................................................... 15
7.1 Application Example (16 QFN).......................................................................... 15
7.2 Application Example (14 SOP) .......................................................................... 16
TS04(14 SOP) Application Example Circuit ................................................................... 16
7.3 Example – Power Line Split Strategy PCB Layout .......................................................... 17
8 MECHANICAL DRAWING ........................................................................................... 18
8.1 Mechanical Drawing of TS04 (16 QFN) ............................................................ 18
8.2 Mechanical Drawing of TS04 (14 SOP) ............................................................. 20
9 MARKING DESCRIPTION ............................................................................................ 21
NOTES: ................................................................................................................................... 22
