RF Building Blocks

Integrated RF system building blocks including receivers, transmitters and synthesizers designed for high-performance communications architectures.

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JIS C 0920

RF Building Blocks: Integrated Components for High-Performance RF Design

CML Micro’s RF Building Blocks portfolio provides a range of integrated solutions for RF system design, including receivers, transmitters, transceivers, RF synthesizers and analogue front-end devices.

These components form the core of modern RF signal chains, enabling designers to build high-performance communication systems with greater integration, efficiency and flexibility. Engineered for reliable operation in demanding environments, they support a wide range of applications across communications infrastructure, industrial systems and specialised RF platforms.

By combining analogue, mixed-signal and RF expertise, the RF Building Blocks range helps reduce system complexity while maintaining high levels of performance, signal integrity and design scalability.

RF Building Blocks

Product	Description	Type	Frequency Range	Bandwidth	Baseband / Modulation	Supply Voltage (V)	Typ. Current (mA)	Typ. Power Consumption (mW)	Package Type	RF/IF Range (MHz)	I/Q BW (MHz)	Input IP3 (dBm)	Noise Figure (dB)	Gain (dB(V/V))	Key Benefits
CMX918	Low Power Software Defined Radio (SDR) Tuner	IC	0.15 MHz - 108 MHz	10 kHz - 200 kHz	I/Q	2.9 - 3.6	28.5 mA @ FM	95 mW @ 3.3 V	Q5 QFN
CMX994EF	RF Direct Conversion Receiver IC					3.0 - 3.6	74		40 - VQFN	100 - 1000	>1	6	6	62	Very high IIP2 for true-zero IF DCRx use, low power, complete LNA to zero-IF receiver path, IF filter, gain controls, flexible LO divider for Tx and Rx synth with VCO amp

Product	Description	RF/IF Range (MHz)	I/Q BW (MHz)	Output IP3 (dBm)	Noise Floor (dBm/Hz)	Output Power (dBm)	Supply Voltage (V)	Typ. Current (mA)	Package Type	Key Benefits
CMX993/CMX993W	RF Quadrature Modulator	30 - 1000	10	25	-155	3 (PEP)	3.0 -3.6	95	48-VQFN	Amplifiers for analogue scaling and filtering, output gain control, flexible LO divider
CMX998	Cartesian Feedback Loop	30 - 1000	0.2		-155	3 (PEP)	3.0 - 3.6	135	64-VQFN	I/Q modulator-based subsystem greatly linearises external RF PA

Product	Description	Supply Voltage (V)	Package Type	Tx RF/IF Range (MHz)	Tx I/Q BW (MHz)	Tx IP3 OP/IP (dBm)	Tx Noise / Noise Figure (dBm/Hz)/(dB))	Tx Power / Gain (dBm) / (dbV/V))	Tx Typ. Current (mA)	Rx RF/IF Range (MHz)	Rx I/Q BW (MHz)	Rx IP3 OP/IP (dBm)	Rx Noise / Noise Figure (dBm/Hz)/(dB))	Rx Power / Gain (dBm) / (dbV/V))	Rx Typ. Current (mA)	FDMA Systems	TDMA Systems	LD or I/Q Interface	Embedded Functions	Typ. Current (mA)	Typ. Power Consumption (mW)	Package type	Key Benefits
CMX973	Low Power RF Quadrature	3.0 - 3.6	32-VQFN	20 -1000	25	14	-150	0 (PEP)	61	20 - 300	10	-15	10db	56dB	15								Very low power, small size, excellent performance, flexible LO divider, synth with VCO amp
SCT2400	2.4GHz Digital Voice and Data Transceiver	Core 3.3 V														Proprietary	/	Complete 2.5GHz Transceiver	Vocoder Wireless data modem Protocol engine System Controller	10 (standby/scanning) 52 (receive voice) 64 (transmit voice)	/	BGA 144

Product	Description	RF/IF Range MHz	Normalised PN (dBc/Hz)	Max Fcomp (MHz)	PN at 25kHz (dBc/Hz)	Supply Voltage (V)	Typ. Current (mA)	Package Type	Key Benefits
CMX940	High Performance Synthesizer (HPS)	49 MHz - 2040 MHz	-225	120	-123 (at 435 MHz)	3.0 - 3.6	23 - 64	40-LGA	Low Power High Performance RF Synth with Integrated VCO

Product	Description	FDMA Systems	TDMA Systems	LD or I/Q Interface	Embedded Functions	Supply Voltage (V)	Typ. Current (mA)	Typ. Power Consumption (mW)	Package type
CMX983	Analogue Front End (AFE) for Digital Radio	Universal	Universal	I/Q	Channel Filters, Audioband Codec, AUX, ADCs, DACs, RAMDAC, GPIO and Speaker Amp, 2 Frac-N Synths	3.0 - 3.6	/	/	64-VQFN