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| Part Number | CP2120-GMR |
| Datasheet | CP2120-GMR datasheet |
| Description | IC I/O EXPANDER I2C/SPI 8B 20QFN |
| Manufacturer | Silicon Labs |
| Series | - |
| Part Status | Not For New Designs |
| Number of I/O | 8 |
| Interface | I²C, SPI |
| Interrupt Output | Yes |
| Features | - |
| Output Type | Open Drain, Push-Pull |
| Current - Output Source/Sink | 100mA |
| Clock Frequency | 400kHz |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 20-VFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (4x4) |