Overview
The Texas Instruments CC3235SM2RGKR is a part of the SimpleLink™ Wi-Fi® CC3235x device family, which is a dual-band system-on-chip (SoC) solution. This device integrates two processors within a single chip: an Arm® Cortex®-M4 application processor and a network processor for Wi-Fi and internet logical layers. The CC3235SM2RGKR is designed to simplify the connectivity of IoT devices to the internet, offering advanced security features, low-power modes, and a rich set of peripherals.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor | Arm® Cortex®-M4 at 80 MHz |
| RAM | 256 KB |
| Flash | Optional 1 MB executable Flash (not included in CC3235S variant) |
| Wi-Fi | 802.11 a/b/g/n, 2.4 GHz and 5 GHz |
| Security | FIPS 140-2 Level 1 Certification, WEP, WPA/WPA2 PSK, WPA2 Enterprise, WPA3 Personal and Enterprise, hardware cryptography engines (AES, DES, SHA/MD5, CRC) |
| Peripherals | UART, I2S, I2C, SPI, SD, ADC, 8-bit parallel interface, timers, PWM |
| Power Management | Integrated DC/DC regulators, low-power modes (shutdown: 1 µA, hibernate: 4.5 µA, LPDS: 120 µA) |
| Operating Temperature | -40°C to +85°C |
| Package | 64-Pin VQFN, 9.00 mm × 9.00 mm |
| Supply Voltage | VBAT wide-voltage mode: 2.1 V to 3.6 V |
Key Features
- Multiple-core architecture with a dedicated network processor for Wi-Fi and internet logical layers.
- Dual-band Wi-Fi support (2.4 GHz and 5 GHz) with modes including Access Point (AP), Station (STA), and Wi-Fi Direct® (on 2.4 GHz only).
- Advanced security features including FIPS 140-2 Level 1 certification, multilayered security, and hardware cryptography engines.
- Low-power modes for battery-powered applications, including shutdown, hibernate, and low-power deep sleep (LPDS).
- Rich set of peripherals such as UART, I2S, I2C, SPI, SD, ADC, and timers.
- Support for up to 16 concurrent secure sockets and various internet and application protocols (HTTPs server, mDNS, DNS-SD, DHCP, IPv4 and IPv6 TCP/IP stack).
- Integrated DC/DC regulators and advanced power management subsystem.
- Wi-Fi CERTIFIED® by the Wi-Fi Alliance® and BLE/2.4 GHz radio coexistence.
Applications
- Internet of Things (IoT) applications such as building and home automation (HVAC systems, thermostats, video surveillance, video doorbells, low-power cameras, building security systems, and e-locks).
- Appliances and consumer electronics.
- Asset tracking and factory automation.
- Medical and healthcare devices.
- Grid infrastructure and smart energy solutions.
Q & A
- What is the CC3235SM2RGKR?
The CC3235SM2RGKR is a SimpleLink™ Wi-Fi® dual-band wireless microcontroller (MCU) from Texas Instruments, integrating an Arm® Cortex®-M4 processor and a network processor for Wi-Fi and internet logical layers.
- What are the key security features of the CC3235SM2RGKR?
The device includes FIPS 140-2 Level 1 certification, multilayered security features, hardware cryptography engines (AES, DES, SHA/MD5, CRC), and support for various security protocols like WEP, WPA/WPA2 PSK, WPA2 Enterprise, and WPA3 Personal and Enterprise.
- What are the power management capabilities of the CC3235SM2RGKR?
The device features integrated DC/DC regulators and advanced low-power modes including shutdown (1 µA), hibernate (4.5 µA), and low-power deep sleep (LPDS: 120 µA).
- What peripherals are supported by the CC3235SM2RGKR?
The device supports a rich set of peripherals such as UART, I2S, I2C, SPI, SD, ADC, and timers.
- What is the operating temperature range of the CC3235SM2RGKR?
The operating temperature range is -40°C to +85°C.
- What is the package type and size of the CC3235SM2RGKR?
The device is packaged in a 64-Pin VQFN package, measuring 9.00 mm × 9.00 mm.
- What are the supported Wi-Fi modes?
The device supports Access Point (AP), Station (STA), and Wi-Fi Direct® (on 2.4 GHz only).
- Does the CC3235SM2RGKR support BLE/2.4 GHz radio coexistence?
- What is the supply voltage range for the CC3235SM2RGKR?
The supply voltage range is 2.1 V to 3.6 V.
- Is the CC3235SM2RGKR Wi-Fi CERTIFIED® by the Wi-Fi Alliance®?
