Specifications
| Type | Description |
|---|---|
| Part Number | CC1312R |
| Manufacturer | Texas Instruments |
| Product Type | Sub-1 GHz wireless MCU |
| Category | Microcontroller |
| Component Type | MCU |
| Package Case | VQFN (48), 7.00 mm × 7.00 mm body, RGZ package |
| CPU Core | Arm Cortex-M4F; Main system CPU |
| CPU Clock Frequency | 48 MHz; Main system CPU |
| CoreMark Score | 148; EEMBC CoreMark benchmark |
| Flash Memory | 352 KB; In-system programmable flash |
| ROM | 256 KB; Protocols and library functions in ROM |
| Cache SRAM | 8 KB; Alternatively available as general-purpose RAM |
| SRAM | 80 KB; Ultra-low leakage SRAM with parity protection |
| Sensor Controller SRAM | 4 KB; Ultra-low power sensor controller memory |
| GPIO Count | 30 GPIOs; 7 mm × 7 mm RGZ VQFN48 package |
| Debug Interface | 2-pin cJTAG and JTAG; Debugging support |
| ADC Resolution | 12-bit; Integrated ADC |
| ADC Sample Rate | 200 kSamples/s; Integrated ADC |
| ADC Channels | 8 channels; Integrated ADC |
| Timers | 4 × 32-bit or 8 × 16-bit; General-purpose timers |
| UART Interfaces | 2; Integrated serial peripherals |
| SSI Interfaces | 2; SPI, MICROWIRE, TI modes |
| Cryptographic Accelerator | AES 128-bit and 256-bit; Hardware cryptographic accelerator |
| Public Key Accelerator | ECC and RSA; Hardware public key accelerator |
| Hash Accelerator | SHA2 full suite up to SHA-512; Hardware SHA2 accelerator |
| Capacitive Sensing Channels | Up to 8 channels; Integrated capacitive sensing |
| Supply Voltage Range | 1.8 V to 3.8 V; Recommended wide supply voltage range stated in features |
| RX Active Current | 5.8 mA; 3.6 V, 868 MHz |
| TX Active Current | 24.9 mA; +14 dBm, 868 MHz |
| MCU Active Current | 2.9 mA; 60 µA/MHz; 48 MHz, CoreMark, active mode MCU |
| Sensor Controller Low-Power Current | 30.1 µA; 2 MHz, running infinite loop |
| Sensor Controller Active Current | 808 µA; 24 MHz, running infinite loop |
| Standby Current | 0.85 µA; RTC on, 80 KB RAM and CPU retention |
| Shutdown Current | 150 nA; Wakeup on external events |
| Receiver Sensitivity | -121 dBm; SimpleLink long-range mode |
| Receiver Sensitivity | -110 dBm; 50 kbps |
| Transmit Output Power | Up to +14 dBm; With temperature compensation |
| Supported ISM/SRD Bands | 169, 433, 470 to 510, 868, and 902 to 928 MHz; Applications, down to 4 kHz receive bandwidth |
| Receive Bandwidth | Down to 4 kHz; ISM and SRD systems |
| Supported Frequency Bands | 315 MHz, 433 MHz, 868 MHz, 900 MHz, and more; Flexible Sub-1 GHz radio description |
| Maximum Transmit Power | +14 dBm; Sub-1 GHz operation |
| Transmit Current at Maximum Power | 24.9 mA; +14 dBm, Sub-1 GHz operation |
| Industrial High-Temperature Standby Current | 11 µA; 105°C standby current |
| Sensor Controller ADC Sampling Current | 1 µA system current; 1-Hz ADC sampling example |
| RF Controller Core | Arm Cortex-M0; Dedicated software-controlled radio controller |
| Orderable Part Number | CC1312R1F3RGZ; Device information table |
| Package | VQFN (48); Device information table |
| Package Body Size | 7.00 mm × 7.00 mm; Device information table, nominal body size |
| DMA Channels | 32 channels; µDMA in functional block diagram |
| Sensor Controller DAC | 8-bit DAC; Sensor interface in functional block diagram |
| Datasheet Status | request_only |
Product Overview
The CC1312R is a Texas Instruments Sub-1 GHz wireless MCU built around a 48 MHz Arm Cortex-M4F main system CPU with a CoreMark score of 148. Its memory resources include 352 KB of in-system programmable flash, 256 KB ROM for protocols and library functions, 80 KB ultra-low leakage SRAM with parity protection, 8 KB cache SRAM that can alternatively be used as general-purpose RAM, and 4 KB sensor-controller SRAM.
The device targets Sub-1 GHz wireless systems and supports 315 MHz, 433 MHz, 868 MHz, 900 MHz, and additional bands, with ISM/SRD operation at 169, 433, 470 to 510, 868, and 902 to 928 MHz. The radio provides up to +14 dBm transmit output power and receiver sensitivity down to -121 dBm in SimpleLink long-range mode.
In the 7.00 mm × 7.00 mm RGZ VQFN48 package, the CC1312R provides 30 GPIOs, 2 UARTs, 2 SSI interfaces, general-purpose timers, a 12-bit ADC, 32-channel µDMA, and hardware acceleration for AES, ECC, RSA, and SHA2 operations.
Key Features
- 48 MHz Arm Cortex-M4F main system CPU
- 352 KB in-system programmable flash memory
- 80 KB ultra-low leakage SRAM with parity protection
- Sub-1 GHz radio with up to +14 dBm output
- Receiver sensitivity down to -121 dBm long-range mode
- 12-bit ADC with 200 kSamples/s and 8 channels
- AES, ECC, RSA, and SHA2 hardware accelerators
- 30 GPIOs in 7 mm × 7 mm RGZ VQFN48
- 0.85 µA standby with RTC and RAM retention
- 1.8 V to 3.8 V supply voltage range
Typical Applications
- Sub-1 GHz ISM systems
- SRD wireless systems
- Long-range wireless sensing
- Low-power ADC sampling nodes
- Capacitive sensing interfaces
- Secure wireless MCU designs
- 868 MHz wireless applications
- 902 to 928 MHz systems
Procurement Notes
When requesting a quote for CC1312R, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For MCU, processor and logic IC sourcing, package, operating voltage, temperature grade, speed or frequency grade, firmware or mask version, lifecycle status and programming requirements should be checked before approval.
FAQ
What CPU core is used in the CC1312R wireless MCU?
The CC1312R uses an Arm Cortex-M4F as the main system CPU. The extracted datasheet facts specify a 48 MHz CPU clock frequency and an EEMBC CoreMark benchmark score of 148 for the main CPU.
What RF bands does the CC1312R support?
The CC1312R supports Sub-1 GHz operation across bands including 315 MHz, 433 MHz, 868 MHz, 900 MHz, and more. The extracted facts also list ISM/SRD support at 169, 433, 470 to 510, 868, and 902 to 928 MHz.
What package is listed for the CC1312R orderable device?
The orderable part number CC1312R1F3RGZ is listed with a VQFN (48) package. The nominal package body size is 7.00 mm × 7.00 mm, and the RGZ VQFN48 package provides 30 GPIOs.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.