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| Factory Lead Time | 7 Weeks |
| Contact Plating | Tin |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 44-TQFP |
| Surface Mount | YES |
| Number of Pins | 44 |
| Supplier Device Package | 44-TQFP (10x10) |
| Number of Terminals | 44 |
| Mounting Style | SMD/SMT |
| Maximum Operating Temperature | + 105 C |
| Minimum Operating Temperature | - 40 C |
| Interface Type | SPI, UART |
| Manufacturer | Microchip |
| Brand | Microchip Technology |
| RoHS | Details |
| Package | Tray |
| Base Product Number | AT42QT1481 |
| Mfr | Microchip Technology |
| Product Status | Active |
| Dimensions | 10 mm x 10 mm |
| Package Shape | SQUARE |
| Operating Temperature | -40°C~105°C |
| Packaging | Tray |
| Series | QMatrix™ |
| Published | 1997 |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Number of Terminations | 44 |
| Termination | SMD/SMT |
| Type | Buttons |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Subcategory | Sensors |
| Voltage - Supply | 4.75V~5.25V |
| Terminal Position | QUAD |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Supply Voltage | 5V |
| Terminal Pitch | 0.8mm |
| Reach Compliance Code | compliant |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Base Part Number | AT42QT1481 |
| Termination Style | SMD/SMT |
| JESD-30 Code | S-PQFP-G44 |
| Operating Supply Voltage | 5V |
| Supply Voltage-Max (Vsup) | 5.25 V |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Min (Vsup) | 4.75 V |
| Number of Channels | 48 |
| Interface | SPI, UART |
| Analog IC - Other Type | ANALOG CIRCUIT |
| Operating Supply Current | 13mA |
| Current - Supply | 13mA |
| Number of Inputs | Up to 48 |
| Seated Height-Max | 1.2 mm |
| Resolution | 11 b |
| Product Type | Touch Sensors |
| Sensor Type | Button |
| Proximity Detection | No |
| LED Driver Channels | -- |
| Product Category | Capacitive Touch Sensors |
| Length | 10mm |
| Height Seated (Max) | 1.2mm |
| Width | 10mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
AT42QT1481-AU Datasheet
+8613715157867