| Part Number | BM20SPKA1NBC-0001AA | BM20SPKS1NBC-0001AA | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | RF Transceiver Modules and Modems | RF Transceiver Modules and Modems | 
|   |   | |
| Product Status | Active | Active | 
| RF Family/Standard | Bluetooth | Bluetooth | 
| Protocol | Bluetooth v4.1 | Bluetooth v4.1 | 
| Modulation | - | - | 
| Frequency | 2.4GHz | 2.4GHz | 
| Data Rate | - | - | 
| Power - Output | 4dBm | 4dBm | 
| Sensitivity | -91dBm | -91dBm | 
| Serial Interfaces | UART | UART | 
| Antenna Type | Integrated, Trace | Integrated, Trace | 
| Utilized IC / Part | - | - | 
| Memory Size | - | - | 
| Voltage - Supply | 3V ~ 4.2V | 3V ~ 4.2V | 
| Current - Receiving | - | - | 
| Current - Transmitting | - | - | 
| Mounting Type | Surface Mount | Surface Mount | 
| Operating Temperature | -20°C ~ 70°C | -20°C ~ 70°C | 
| Package / Case | 40-SMD Module | 40-SMD Module |