| Part Number | AT42QT1244-MU | AT42QT1244-MUR | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Interface - Sensor, Capacitive Touch | Interface - Sensor, Capacitive Touch | 
|   |   | |
| Product Status | Active | Active | 
| Type | Buttons | Buttons | 
| Proximity Detection | No | No | 
| Number of Inputs | Up to 24 | Up to 24 | 
| LED Driver Channels | - | - | 
| Interface | I²C | I²C | 
| Resolution | 10 b | 10 b | 
| Voltage - Supply | 3V ~ 5V | 3V ~ 5V | 
| Current - Supply | 6.6mA | 6.6mA | 
| Operating Temperature | -40°C ~ 105°C | -40°C ~ 105°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 
| Supplier Device Package | 32-VQFN (5x5) | 32-VQFN (5x5) |