Data Sheet

MacroGiga Electronics Ltd. Co.
Revision: 1.3 MacroGiga Electronics Ltd. Co. Confidential
1. Overview
MG126 is a single mode BLE RF transceiver with software configurable registers, embedded packet
handling engine, and designed for ultra low power Bluetooth Smart Devices.
The chips are configured and operated via the 4-wire SPI(Serial Peripheral Interface).
Internal voltage regulators ensure a high Power Supply Rejection Ratio (PSRR) and a wide power
supply range(1.9~3.6V).
1.1 Features
 Radio
Worldwide 2.4GHz ISM band operation with 2MHz channel spacing
Common RX and TX pins
GFSK modulation
1Mbps air data rate
 Transmitter
Programmable output power: -28 ~ +4 dBm, without an external RF PA
20mA at 0dBm output power
 Receiver
Integrated channel filters
-85 dBm sensitivity
Programmable LNA gain
 Baseband
Dedicated logic performs:
Cyclic redundancy check