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| Part Number | AT42QT1050-MMH | AT42QT1050-MMHR | AT42QT1040-MMH |
|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Atmel |
| Product Status | Active | Active | Active |
| Type | Buttons | Buttons | Buttons |
| Proximity Detection | Yes | Yes | No |
| Number of Inputs | Up to 5 | Up to 5 | Up to 4 |
| LED Driver Channels | - | - | 4 |
| Interface | I²C | I²C | - |
| Resolution | - | - | - |
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Current - Supply | - | - | 10mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | - |
| Package / Case | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad |
| Supplier Device Package | 20-VQFN (3x3) | 20-VQFN (3x3) | 20-VQFN (3x3) |
