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| Part Number | MAX2140ETH | MAX2140ETH+T | MAX2140ETH+ | MAX2140ETH+CK3 | MAX2140ETH+TCK3 |
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Series | - | - | - | - | - |
| Package/Case | 44-WFQFN Exposed Pad | 44-WFQFN Exposed Pad | 44-WFQFN Exposed Pad | 44-WFQFN Exposed Pad | 44-WFQFN Exposed Pad |
| Packaging | Bulk | Tape & Reel (TR) | Tray | Tube | Tape & Reel (TR) |
| Product Status | Active | Obsolete | Obsolete | Obsolete | Obsolete |
| Frequency | 2.4GHz | 2.4GHz | 2.4GHz | 2.4GHz | 2.4GHz |
| Sensitivity | -91dBm | -91dBm | -91dBm | -91dBm | -91dBm |
| Data Rate (Max) | 400kbps | - | - | 400kbps | 400kbps |
| Modulation or Protocol | - | - | - | - | - |
| Applications | SDARS | SDARS | SDARS | SDARS | SDARS |
| Current - Receiving | 180mA | 150mA | 150mA | 180mA | 180mA |
| Data Interface | I2C | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount |
| Memory Size | - | - | - | - | - |
| Antenna Connector | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount |
| Features | Overcurrent Protection (OCP) | OCP | OCP | OCP | OCP |
| Voltage - Supply | 3.1V ~ 3.6V | 3.1V ~ 3.6V | 3.1V ~ 3.6V | 3.1V ~ 3.6V | 3.1V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 44-TQFN-EP (7x7) | 44-TQFN (7x7) | 44-TQFN (7x7) | 44-TQFN (7x7) | 44-TQFN (7x7) |
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