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| PartNumber | BU21029MUV-E2 | BU21029GUL-E2 | BU21029GUL |
| Description | Touch Screen Controllers Res Type 1.65-3.6V I2C VQFN020V4040 | Touch Screen Controllers Res Type 1.65-3.6V I2C VCSP50L2 | |
| Manufacturer | ROHM Semiconductor | ROHM Semiconductor | - |
| Product Category | Touch Screen Controllers | Touch Screen Controllers | - |
| RoHS | Y | - | - |
| Type | Resistive Touch Controller | - | - |
| Input Type | 1 TSC | - | - |
| Resolution | 12 bit | - | - |
| Interface Type | Serial, 2-Wire, 4-Wire, I2C | - | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 1.65 V | - | - |
| Operating Supply Current | 800 uA | - | - |
| Minimum Operating Temperature | - 20 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | VQFN020V4040 | - | - |
| Packaging | Reel | Reel | - |
| Features | 4-wire resistive touch screen controller | - | - |
| Architecture | SAR | - | - |
| Brand | ROHM Semiconductor | ROHM Semiconductor | - |
| Product Type | Touch Screen Controllers | Touch Screen Controllers | - |
| Factory Pack Quantity | 2500 | 3000 | - |
| Subcategory | Data Converter ICs | Data Converter ICs | - |
| Part # Aliases | BU21029MUV | BU21029GUL | - |
| Unit Weight | - | 0.006349 oz | - |