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OB93TS
6~12 channel touch sensor
Product List .........................................................................................................................................................................2
Description ..........................................................................................................................................................................2
Ordering Information...........................................................................................................................................................2
Features .............................................................................................................................................................................. 2
Pin Configuration ................................................................................................................................................................3
Pin Description....................................................................................................................................................................5
Function Description ...........................................................................................................................................................6
1. The Application Circuit ...............................................................................................................................................6
2. Output Indication ........................................................................................................................................................7
Operating Conditions ..........................................................................................................................................................8
DC Characteristics ..............................................................................................................................................................8
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Datasheet
OB_DOC_DS_OB93TS_B

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OB93TS
6~12 channel touch sensor
Product List
OB93TS06W14OP
OB93TS08W16OP
OB93TS12W20SP
Description
The OB93TS is a touch sensor IC. OB93TS can provide
6~12 independent touch keys. The sensibility of all
channels may be adjusted by one capacitor CREF.
Ordering Information
OB93TS ihhkL YWW
i: process identifier { W = 2.2V ~ 5.5V}
hh: pin count
k: package type postfix {as table below }
L:PB Free identifier
{No text is Non-PB free”P” is PB free}
Y: year
WW: week
Postfix
O
S
Package
SOP (150 mil)
SOP (300 mil)
Features
Operating Voltage:2.2V ~ 5.5V
6~12 channel touch key
Auto-calibration
Ajustable Sensibility
Output Format: Binary Code
Sleep-Mode and Any-key Wakeup
TK0
TK1
TK2
OUT_CLAG
DATA0
MCUOB93TS DATA1
.
.
DATA2
DATA3(Only 20L SOP)
.
TKn
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Datasheet
OB_DOC_DS_OB93TS_B

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Pin Configuration
14 Pin SOP
CREF 1
PSEN 2
DATA2 3
DATA1 4
DATA0 5
OUT_FLAG 6
TK4 7
16 Pin SOP
PSEN 1
VDD 2
OUT_FLAG 3
VSS 4
CREF 5
DATA2 6
DATA1 7
DATA0 8
OB93TS
6~12 channel touch sensor
14 VSS
13 TK5
12 VDD
11 TK0
10 TK1
9 TK2
8 TK3
16 TK0
15 TK1
14 TK2
13 TK3
12 TK4
11 TK5
10 TK6
9 TK7
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Datasheet
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20 Pin SOP
TK1 1
TK0 2
OUT_FLAG 3
DATA3 4
VDD 5
DATA2 6
VSS 7
CREF 8
DATA1 9
DATA0 10
OB93TS
6~12 channel touch sensor
20 TK2
19 TK3
18 TK4
17 TK5
16 TK6
15 TK7
14 TK8
13 TK9
12 TK10
11 TK11
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Datasheet
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Pin Description
20L
SOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
16L
SOP
15
16
3
2
6
4
5
7
8
9
10
11
12
13
14
1
14L
SOP
10
11
6
12
3
14
1
4
5
13
7
8
9
2
Symbol
TK1
TK0
OUT_FLAG
DATA3
VDD
DATA2
VSS
CREF
DATA1
DATA0
TK11
TK10
TK9
TK8
TK7
TK6
TK5
TK4
TK3
TK2
PSEN
OB93TS
6~12 channel touch sensor
I/O Description
I Touch Key Channel 1
I Touch Key Channel 0
O Button Status Indication
O Binary Code DATA3 output
I Power supply
O Binary Code DATA2 output
I Power supply
I
Touch Key external capacitor
(Recommend:10nF~100nF. Typical: 47nF)
O Binary Code DATA1 output
O Binary Code DATA0 output
I Touch Key Channel 11
I Touch Key Channel 10
I Touch Key Channel 9
I Touch Key Channel 8
I Touch Key Channel 7
I Touch Key Channel 6
I Touch Key Channel 5
I Touch Key Channel 4
I Touch Key Channel 3
I Touch Key Channel 2
I Connect to VSS
©On-Bright Electronics
Confidential
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Datasheet
OB_DOC_DS_OB93TS_B