The latest high performance and ultra-low power 4.0

specification
(1)2.4GHz transceiver
*-93 dBm sensitivity in Bluetooth low energy mode
*250 kbps, 1 Mbps, 2 Mbps supported data rates
*TX Power -20 to +4 dBm in 4 dB steps
*TX Power -30 dBm Whisper mode

13 mA peak RX, 10.5 mA peak TX (0 dBm)
*9.7 mA peak RX, 8 mA peak TX (0 dBm) with DC/DC
*RSSI (1 dB resolution)
(2)ARM ® Cortex TM -M0 32 bit processor (256/128KBytes Flash,16K/32K RAM)
*275 µA/MHz running from flash memory
*150 µA/MHz running from RAM
*Serial Wire Debug (SWD)
(3)On air data rates
*250 Kbps
*1 Mbps
*2 Mbps
(4)Transmitter with programmable output power of +4dBm to -20dBm,in 4dB
steps.
(5)Transmitter whisper mode -30 dBm.
(6)RSSI function (1dB resolution)
(7)Dynamic load length up to 256Bytes.
(8)System ON/OFF modes.
(9)The crystal oscillator can be controlled either by a 16MHz external crystal or
an internal 32.768KHz crystal designed for use with a quartz crystal in parallel
resonant mode.
(10)Flexible Power Management
*Supply voltage range 1.8 V to 3.6 V
*4.2 µs wake-up using 16 MHz RCOSC
*0.6 µA at 3 V OFF mode
*1.2 µA at 3 V in OFF mode + 1 region RAM retention
*2.6 µA at 3 V ON mode, all blocks IDLE

Applications
*Computer peripherals and I/O devices
*Interactive entertainment devices

Remote control
·Gaming controller
*Personal Area Networks
·Health/Fitness sensor and monitor devices
·Key-fobs + wrist watches
*Remote control toys