RFX2411N Production Data Sheet 2.4 GHz TX / RX Booster With Diversity Switch for IoT / BLE / ZigBee DESCRIPTION GND 21 VDD 20 GND VDD 19 18 DNC 17 DNC 16 1 15 GND IND 2 14 NC ANTA 3 13 DNC GND 4 12 NC ANTB 5 11 TXRX GND 6 7 TXEN 8 RXEN 9 PDET Mode 10 SWant The RFX2411N is a fully integrated, single-chip, single-die RFeIC® (RF Front-end Integrated Circuit) which incorporates all the RF functionality needed for wireless ZigBee / smart energy applications. The RFX2411N architecture integrates a TX/RX and diversity switching circuitry with PA, LNA, and the associated matching networks with harmonic reduction all in a CMOS single-chip device. It also includes a bypass mode to provide maximal level of flexibility for system implementations. RFX2411N is designed for the 2.4GHz ISM band and supports standards like Bluetooth/BT EDR/ BLE, 802.15.4, ZigBee, ANT and Thread. RFX2411N is the perfect solution for applications requiring extended range and bandwidth. Typical high power applications include home and industrial automation, smart energy / smart metering, and RF4CE among others. RFX2411N interfaces seamless with low-voltage CMOS control logic, requires minimal external components, and provides even an integrated PA power detector circuit. Combining superior performance, high sensitivity, high efficiency, low noise, small form factor, low power consumption and low cost, RFX2411N provides an ideal and application-friendly solution. FEATURES Single-Chip, Single-Die CMOS IC Transmit/Receive Switch Circuitry Antenna Diversity Switch Circuitry TX Power Amplifier or Bypass RX Low Noise Amplifier or Bypass Linearity Meeting Standards for OQPSK, DQPSK and 8DPSK Modulations Integrated Power Detector for Transmit Power Monitor and Control CMOS Control Logic ESD Protection Circuitry on All Pins RF Ports do not carry DC voltage Internal RF Decoupling on VDD Bias Pins Very Low DC Power Consumption Operation up to 125C oC ambient temperature Full On-chip Matching and Decoupling Circuitry Minimal External Components Required 50-Ohm Input / Output Matching Market Proven CMOS Technology 3 x 3 x 0.55mm Small Outline QFN-20 Package with Exposed Ground Pad APPLICATIONS Extended Range Devices ZigBee, ANT+, Thread, Bluetooth, BLE, RF4CE Smart Energy / Metering / Lighting / Remote Control Home and Industrial Automation Custom 2.4GHz Radio Systems Mobile and Battery Systems 1 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet PIN ASSIGNMENTS: Pin Number Pin Name Description 1, 11,13, 19, 21 GND 2, 4 NC 5 TXRX RF signal to/from the Transceiver (at DC this pin presents a short to GND) 6 TXEN PA Control (digital CMOS input) 7 RXEN LNA Control (digital CMOS input) 8 PDET Analog output providing DC voltage proportional to PA RF Power Output 9 MODE BYPASS control (digital CMOS input ) 10 SWant ANTENNA control (digital CMOS input; selects between A and B for diversity) 12 ANTB PA Output / LNA Input for Ant B (at DC this pin presents a short to GND) 14 ANTA PA Output / LNA Input for Ant A (at DC this pin presents a short to GND) 15 IND Inductor to GND (choice of value impacts 2nd harmonic) 3, 16, 17 DNC Reserved – Do Not Connect at the PCB level in the Application Circuit 18, 20 VDD Voltage Supply (Internally Connected to each other) Ground – Must be connected to GND in the Application Circuit No Internal Connection – Can be connected to GND in the Application Circuit PIN-OUT DIAGRAM: VDD 20 GND GND VDD 19 18 DNC DNC 17 16 1 21 GND DNC 15 IND 14 ANTA NC 2 DNC 3 13 GND NC 4 12 ANTB TXRX 5 11 GND 6 7 8 9 10 TXEN RXEN PDET MODE SWANT 2 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet ABSOLUTE MAXIMUM RATINGS: Parameters Units Min Max Conditions DC VDD Voltage Supply V 0 4.5 VDD Pins, Standby Mode DC Control Pin Voltage V 0 3.6 Through VDD Pins when TX is “ON” DC VDD Current Consumption mA 350 TX RF Input Power dBm +5 LNA RF Input Power dBm +5 At active ANT port in RX LNA Mode Bypass RF Input Power dBm +16 At any RF port in Bypass mode Junction Temperature o C Storage Ambient Temperature o C +150 -50 +150 No RF and DC Voltages Applied Appropriate care required according to JEDEC Standards ESD HBM +/- V 3750 All Pins ESD CDM +/- V 1000 All Pins Note: Sustained operation at or above the Absolute Maximum Ratings for any one or combinations of the above parameters may result in permanent damage to the device and is not recommended. All Maximum RF Input Power Ratings assume 50-Ohm terminal impedance. RECOMENDED OPERATING CONDITIONS: Parameters Units Min Typ Max Conditions DC VDD Voltage Supply V 2.0* 3.3 3.6 All VDD Pins Control Voltage “High” V 1.2 VDD 10K ohm series resistor Control Voltage “Low” V 0 0.3 Control Pin DC Current Consumption nA 300 MODE, TXEN, RXEN, SWANT DC Shutdown Current nA 300 MODE, TXEN, RXEN = Low PA Turn On/Off Time µsec 1 LNA Turn On/Off Time µsec 1 Antenna Switch Time µsec 1 o Operating Ambient Temperature ja o C -40 +125 See Note 1 C/W 35 Note 1: For operation above +85 oC, use the ja as guidance for system design to assure the junction temperature will not exceed the maximum of +150 oC. A major contributor to ja is the PCB. The above ja value is based on the RFaxis EVB with multiple vias under the paddle. *At VDD < 3.3V the RFX2411N will provide a reduced maximum TX output power 3 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet PA TRANSMIT MODE PARAMETERS (VDD=3.3V; TXEN=High; Mode=Low; T=+25 oC) Parameters Units Min Operating Frequency Band GHz 2.4 Saturated Output Power dBm +21 dB 25 Harmonics (2nd – 5th) dBm/MHz -18 Total Supply Current mA 90 POUT = +20dBm TX Quiescent Current mA 20 TX Mode Input Return Loss dB -10 Output Return Loss dB -10 Power Detector Voltage mV Small-Signal Gain Typ 100 Max Conditions 2.5 All RF Pins Terminated by 50 Ohm -12 POUT <= +20dBm; See application note for proper selection of pin 15 IND 800 Pout = +5 to +20dBm, 10kΩ load Input / Output Impedance Single-Ended Ohm 50 Load VSWR for Stability (Pout=20dBm) N/A 6:1 All Non-Harmonically Related Spurs < -53dBm/MHz Load VSWR for Ruggedness (Pout=20dBm) N/A 10:1 No Damage LNA RECEIVE MODE PARAMETERS (VDD=3.3V; RXEN=High; TXEN/Mode=Low;T=+25 oC) Parameters Operating Frequency Band Units Min GHz 2.4 Typ Max Conditions 2.5 All RF Pins Terminated by 50 Ohm Gain dB 12 Noise Figure dB 2.5 Input P1dB dBm -8 RX Quiescent Current mA 8 Ohm 50 At TXRX and ANT Pins Input Return Loss dB -10 At ANT Pin Output Return Loss dB -10 At TXRX Pin RF Port Impedance 4 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet BI-DIRECTIONAL BYPASS MODE PARAMETERS (VDD=3.3V; Mode=High; T=+25 oC): Parameters Operating Frequency Insertion Loss Units Min GHz 2.4 dB Input P1dB dBm Total Current Consumption nA Typ Max Conditions 2.5 5 12 At ANTA or ANTB pin 700 Mode = 2.0V, TX, RX = 0V CONTROL LOGIC TRUTH TABLE TXEN RXEN MODE Mode of Operation 0 0 0 Shutdown Mode 1 0 0 1 1 0 0 1 0 LNA Receive Mode any any 1 Bypass Mode (bidirectional) PA Transmit Mode Note: SWant Mode of Operation 1 ANTA port enabled 0 ANTB port enabled “1” denotes high voltage state (> 1.2V) “0” denotes low voltage stage (<0.3V) at Control Pins “any” denotes liberty to either apply “1” or “0” without change 5 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet PCB LAND PATTERN 0.2 mm 0.4mm 0.25mm 0.65mm 0. 0. 0. 1.7 mm x 1.7mm 3.5mm 0. 3.0mm PACKAGE MARKING: Pin 1 Mark 2411N First Line Part Number LLLL.L Second Line Lot Number AAYYWW Third Line Date Code 6 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet PACKAGE DIMENSIONS: A A1 b Dimensions (mm) Min Nom A 0.5 0.55 A1 0.00 b 0.15 0.2 D 2.95 3.00 D2 1.65 1.70 E 2.95 3.00 E2 1.65 1.70 e 0.35 0.4 L 0.35 0.40 D2 D e Max 0.6 0.05 0.25 3.05 1.75 3.05 1.75 0.45 0.45 Pin 1 Mark L E E2 Pin 1 7 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet TAPE AND REEL INFORMATION: 8 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com RFX2411N Production Data Sheet RECOMMENDED SOLDER REFLOW PROFILE 9 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com