Integrated 2.4 GHz BALUN & Power Amplifier

Excellent Receive Sensitivity:

Programmable Output Power: +19.5 dBm

Active-mode RX: 8.8 mA @1 Mbps, 2 GFSK

Active-mode TX:

Low Power Radio features RFSENSE (51 nA)

Antenna Diversity

-103.3 dBm @125 kbps, GFSK

-103.3 dBm @250 kbps, DSSS-OQPSK

8.5 mA @0 dBm

34 mA @10.5 dBm

Ideal for proprietary protocols, wireless M-BUS, Low Power Wide Area Network applications

Supported Modulations: 2/4 (G)FSK, OQPSK/(G)MSK, OOK/ASK, BPSK/DBPSK

Optional DSSS modulation technique and FEC channel coding

Excellent Receive Sensitivity:

Programmable Output Power: +20 dBm

Active-mode RX: 8.1 mA @38.4 kbps, 2GFSK

Active-mode TX:

Antenna Diversity

-126.4 dBm @600 bps, GFSK, 915 MHz

-121.4 dBm @2.4 kbps, GFSK, 868 MHz

-107 dBm @4.8 kbps, OOK, 433 MHz

-111.9 dBm @38.4 kbps, GFSK, 169 MHz

19.5 mA @10 dBm, 433 MHz

34.5 mA @14 dBm, 868 MHz

AES-256/128 Hardware Crypto Accelerator with ECC, SHA-1, SHA-2

ADC (12-bit, 1 Msps, 270 µA)

Current DAC (4-bit, Current Source or Sink)

Up to 2 X Voltage DAC

Up to 3 X Operational Amplifier

Low Energy Sensor Interface (select devices)

Multi-channel Capacitive Sense Interface (select devices)

2 X Analog Comparator

Low Energy UART

2 x USART (UART, SPI, IrDA, I²S)

I²C (Address recognition down to EM3)

Timers: RTCC, LE Timer & Pulse Counter

12-channel Peripheral Reflex System

Up to 32 GPIO

Energy Mode 2 (Deep Sleep) Current: 2.2 µA

Ultra-fast wake up: 3 µS from EM3

Wide Supply Voltage range of 1.85 to 3.8 V

ARM® Cortex®-M4 + Floating-Point Unit

Up to 40 MHz Clock Speed

Low Active Mode Current: 63 µA/MHz

Up to 256 kB of Programmable Flash

Up to 32 kB RAM

QFN48 (7x7 mm)

QFN32 (5x5 mm)