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AT42QT1050-U
Five-Key Touch Sensor, WLCSP-12
Schematic Symbol
Pin Configuration (12 pins)
| Pin | Name | Type |
|---|---|---|
| A1 | KEY2 | passive |
| A3 | KEY0 | passive |
| A5 | KEY1 | passive |
| B2 | KEY4 | passive |
| B4 | VSS | power_in |
| B6 | VDD | power_in |
| C1 | KEY3 | passive |
| C3 | SCL | input |
| C5 | SDA | bidirectional |
| D2 | ~{CHANGE} | open_collector |
| D4 | ~{RESET} | input |
| D6 | ADDR_SEL | input |
Footprint
ConfirmedPackage_CSP/WLCSP-12_1.403x1.555mm_Layout6x4_P0.4mm_Stagger
Pad Layout
A1
A3
A5
B2
B4
B6
C1
C3
C5
D2
D4
D6
Pads (12)
| Number | Type |
|---|---|
| A1 | smd |
| A3 | smd |
| A5 | smd |
| B2 | smd |
| B4 | smd |
| B6 | smd |
| C1 | smd |
| C3 | smd |
| C5 | smd |
| D2 | smd |
| D4 | smd |
| D6 | smd |