QST108KT6 STMicroelectronics, QST108KT6 Datasheet - Page 7

• Manufacturer Part Number: QST108KT6
• Manufacturer: STMicroelectronics

Specifications of QST108KT6

• Lead Free Status / Rohs Status: Compliant

QST108
Table 2.
1. S: supply pin, BD: bidirectional pin, SNS: capacitive sensing pin, PP: Output push-pull, OD: Output open-drain,
2. During the reset phase, these pins are floating and their state depends on the option resistor.
3. An external pull-up is required on these pins.
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
6
7
8
9
TOD: Output true open-drain and HS: 20mA high sink capability (on N-buffer only)
RESET
NC
V
V
V
V
V
V
SNS_SCK1
SNSK_SCK1
SNS_SCK2
SNSK_SCK2
SNS_SCK3
SNSK_SCK3
SNS_SCK4
SNSK_SCK4
SNS_SCK5
SNSK_SCK5
SNS_SCK6
SNSK_SCK6
SNS_SCK7
SNSK_SCK7
SNS_SCK8
SNSK_SCK8
GPO1/OPT1/KOUT1
GPO2/OPT2/KOUT2
GPO3/OPT3/KOUT3
DD_1
SS_1
SS_2
SS_3
SS_4
DD_2
Device pin description (continued)
Pin name
(2)
(2)
(2)
PP (HS)
PP (HS)
PP (HS)
Type
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
SNS
BD
S
S
S
S
S
S
(1)
Reset (active low)
Not connected
Supply voltage
Ground voltage
Ground voltage
Ground voltage
Ground voltage
Supply voltage
Key 1 sense pin to Cs
Key 1 sense pin to Cs/Rs
Key 2 sense pin to Cs
Key 2 sense pin to Cs/Rs
Key 3 sense pin to Cs
Key 3 sense pin to Cs/Rs
Key 4 sense pin to Cs
Key 4 sense pin to Cs/Rs
Key 5 sense pin to Cs
Key 5 sense pin to Cs/Rs
Key 6 sense pin to Cs
Key 6 sense pin to Cs/Rs
Key 7 sense pin to Cs
Key 7 sense pin to Cs/Rs
Key 8 sense pin to Cs
Key 8 sense pin to Cs/Rs
Key 1 output / BCD output 1
and MODE option resistor
Key 2 output / BCD output 2
and AKS option resistor
Key 3 output / BCD output 3
and LP option resistor
Stand-alone mode function
General purpose output 1
and MODE option resistor
General purpose output 2
and I
option resistor
General purpose output 3
and I
option resistor
I
2
2
2
C mode function
C address bit 0
C address bit 1
Pin description
10nF
capacitor to
ground
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Open
Option
resistor
Option
resistor
Option
resistor
If unused
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