| Part Number | CC2620F128RSMT | CC2640F128RSMT | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | RF Transceiver ICs | RF Transceiver ICs | 
|   |   | |
| Product Status | Active | Active | 
| Type | TxRx + MCU | TxRx + MCU | 
| RF Family/Standard | 802.15.4 | Bluetooth | 
| Protocol | Zigbee® | Bluetooth v5.1 | 
| Modulation | - | DSSS, O-QPSK, GFSK | 
| Frequency | 2.4GHz | 2.4GHz | 
| Data Rate (Max) | 250kbps | 1Mbps | 
| Power - Output | 5dBm | 5dBm | 
| Sensitivity | -100dBm | -97dBm | 
| Memory Size | 128kB Flash, 28kB SRAM | 128kB Flash, 28kB SRAM | 
| Serial Interfaces | I²C, I²S, SPI, UART | I²C, I²S, JTAG, SPI, UART | 
| GPIO | 10 | 10 | 
| Voltage - Supply | 1.8V ~ 3.8V | 1.8V ~ 3.8V | 
| Current - Receiving | 5.9mA ~ 6.1mA | 5.9mA ~ 6.1mA | 
| Current - Transmitting | 6.1mA ~ 9.1mA | 6.1mA ~ 9.1mA | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 
| Supplier Device Package | 32-VQFN (4x4) | 32-VQFN (4x4) |