Texas Instruments CC2531F256RHAT, Zigbee Transceiver 2 → 3.6 V 40-Pin VQFN

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

CC2531 Series 2.4GHz RF System-on-Chip

The CC2531 is an 8051-based wireless System-On-Chip designed for 2.4GHz IEEE 802.15.4 & ZigBee wireless protocol applications featuring a USB 2.0 Full Speed serial interface.

IEEE 802.15.4 Compliant RF Transceiver SoC
8051-core MCU with up to 256KB Flash memory, 8KB RAM
RF Frequency range: 2394 to 2507MHz
RF Output Power: up to +4.5dBm
Receiver Sensitivity: -97dBm
OTA data rate: 250kbps
CSMA/CA hardware support
AES-128 security coprocessor
8 channel 12-Bit ADC
Battery Monitor and Temperature Sensor
Serial communication: 2 x SPI, 2 x UART
USB 2.0 Full Speed serial interface
21 x GPIO pins
Various low-power operation modes
Power supply: +2.0V to +3.6Vdc
Operating temperature range: -40 to +125°C
Applications: RF4CE, ZigBee Systems, Home & Building Automation, Lighting Systems , Consumer Electronics, Health Care, local communication for the Internet of Things (IoT)

RS Product Codes

820-3112 CC2531F128RHAT 128KB Flash memory
817-5925 CC2531F256RHAT 256KB Flash memory



Attribute Value
Mounting Type Surface Mount
Package Type VQFN
Pin Count 40
Dimensions 6.15 x 6.15 x 0.95mm
Height 0.95mm
Length 6.15mm
Maximum Operating Supply Voltage 3.6 V
Maximum Operating Temperature +125 °C
Minimum Operating Supply Voltage 2 V
Minimum Operating Temperature -40 °C
Width 6.15mm
Discontinued product