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| Part Number | RN171-I/RM | RN121-I/RM |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Product Status | Active | Obsolete |
| RF Family/Standard | WiFi | WiFi |
| Protocol | 802.11b/g | 802.11b/g |
| Modulation | CCK, DBPSK, DQPSK, DSSS, OFDM | CDK, DBPSK, DQPSK, DSSS |
| Frequency | 2.4GHz | 2.4GHz |
| Data Rate | 54Mbps | 54Mbps |
| Power - Output | 12dBm | 18dBm |
| Sensitivity | -83dBm | -85dBm |
| Serial Interfaces | SDIO, SPI, UART | SPI, UART |
| Antenna Type | Antenna Not Included | Integrated, Chip + U.FL |
| Utilized IC / Part | - | - |
| Memory Size | 2MB ROM, 128kB RAM | 4MB Flash, 300kB ROM, 80kB RAM |
| Voltage - Supply | 3V ~ 3.7V | 3.3V |
| Current - Receiving | 40mA | 40mA |
| Current - Transmitting | 120mA ~ 190mA | 110mA |
| Mounting Type | Surface Mount | Through Hole |
| Operating Temperature | -40°C ~ 85°C | -30°C ~ 85°C |
| Package / Case | Module | 32-DIP Module |
