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TTP229 Datasheet(PDF) 2 Page - Tontek Design Technology

Part # TTP229
Description  16 KEYS OR 8 KEYS TOUCH PAD DETECTOR IC
PDF  19 Pages
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Manufacturer  TONTEK [Tontek Design Technology]
Direct Link  http://www.tontek.com.tw
Logo TONTEK - Tontek Design Technology

TTP229 Datasheet(HTML) 2 Page - Tontek Design Technology

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Preliminary
TTP229
TonTouchTM
09’/12/22
Page 2 of 19
Ver : 1.1
BLOCK DIAGRAM
Control Circuit
I2C-bus interface
SDA
SDO
SCL
A2
A1
A0
TEST
SLSERT
ENSLP
REGEN
Control Circuit
Wake-up
Detecing
SLPSENB
SLPSENA
SENADJ3
SENADJ2
TP15
TP14
TP13
TP12
TP11
TP10
TP9
TP8
Control Circuit
Serial Output
Buffer and
System
Power On Circuit
Circuit
Sense Input
&
Output Buffer
System
Oscillator Circuit
Circuit
Function Control
and
and
Key Scanning
Timing Counter
Circuit
Regulator
VREG
Control Circuit
Function Option
Circuit
Detecting
and
Sense Port
TP7
TP6
TP5
TP4
SENADJ1
TP3
TP2
TP1
TP0
SENADJ0
PACKAGE CONFIGURATION
REGEN
VSS
ENSLP
VREG
VDD
TP4
TP5
SENADJ1
TP6
TP7
SLSERT
A0
A1
A2
TEST
TP8
TP9
SENADJ2
TP10
TP11
SLPSENB
SCL
SDO
SDA
TP12
TP13
SENADJ3
TP14
TP15
TP0
TP1
SENADJ0
TP2
TP3
SLPSENA
(SSOP-48)
TTP229
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