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SI4021-A1-FT

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16-bit Microcontrollers - MCU [2997]
AC/DC Converters [1249]
Analog & Digital Crosspoint ICs [246]
Analog Comparators [2845]
Analog Front End - AFE [1018]
Analog Switch ICs [3000]
Application Specific Clock/Timing [25]
Attenuators [1157]
Audio A/D Converter ICs [171]
Bipolar RF Transistors [1248]
Bipolar Transistors - BJT [3000]
Bridge Rectifiers [9]
Buffers & Line Drivers [3000]
Circular MIL Spec Backshells [3000]
Clock Buffer [1308]
Diode Arrays [3000]
DRAM [1494]
High Linearity Optocouplers [92]
Hot Swap Voltage Controllers [2792]
IGBT Arrays [2]
Interface - Specialized [3000]
LCD Drivers [367]
Multimedia Misc [22]
RF Adapters - Between Series [342]
RF Bipolar Transistors [640]
SCRs [2995]
Single Zener Diodes [2994]
ARM Microcontrollers - MCU [3000]
Audio DSPs [755]
Bipolar Transistor Arrays [1718]
Circular MIL Spec Contacts [106]
Clock Buffers, Drivers [2998]
Clock Synthesizer / Jitter Cleaner [1220]
Data Acquisition ADCs/DACs - Specialized [540]
Ethernet ICs [958]
Flash Memory [3000]
Flow Sensors [522]
Gate Drivers [2998]
IGBT Modules [3000]
Instrumentation, OP Amps, Buffer Amps [3000]
Inverters [3000]
LDO Voltage Regulators [2998]
LED Lighting Drivers [3000]
MOSFET Output Optocouplers [223]
Power Switch ICs - POE / LAN [628]
RF Adapters - In Series [94]
RF FETs, MOSFETs [2991]
RF Front End [2700]
RF JFET Transistors [622]
RS-485 Interface IC [532]
Sample & Hold Amplifiers [61]
Single Diodes [3000]
Triacs [2998]
TVS Diodes / ESD Suppressors [3000]
Video ICs [3000]
Zener Diode Arrays [2198]
32-bit Microcontrollers - MCU [2999]
Audio Transmitters, Receivers, Transceivers [67]
Bipolar Transistor Arrays, Pre-Biased [2229]
CAN Interface IC [647]
Circular MIL Spec Strain Reliefs & Adapters [542]
Clock Generators, PLLs, Frequency Synthesizers [2997]
Current Sense Amplifiers [651]
Laser Drivers [555]
MOSFET [2999]
Network Controller & Processor ICs [363]
NVRAM [205]
Parity Functions [30]
Real Time Clock [1757]
Rectifiers [2999]
RF Adapters - Tee [15]
RF MOSFET Transistors [1013]
RF Transceiver [2457]
SCR Modules [217]
Single FETs, MOSFETs [2994]
Supervisory Circuits [3000]
Switching Controllers [3000]
Touch Screen Controllers [1014]
Transistor Output Optocouplers [3000]
USB Switch ICs [1707]
8-bit Microcontrollers - MCU [3000]
Analog to Digital Converters - ADC [3000]
Audio Amplifiers [3000]
Battery Management [2998]
Biomedical Sensors [26]
Bipolar Transistors - Pre-Biased [2397]
Bus Receivers [112]
Clock Drivers & Distribution [1201]
Communication ICs - Various [57]
Delay Lines [969]
Digital Bus Switch ICs [1050]
EEPROM [3000]
High Speed Optocouplers [2438]
LDO Voltage Controllers [2988]
LED Display Drivers [452]
Limiting Amplifiers [127]
LIN Transceivers [333]
Modulator / Demodulator [203]
RF Mixer [1767]
Sidacs [785]
Varactor Diodes [114]
Video Amps and Modules [1505]
Audio Sample Rate Converters [21]
Delay Lines / Timing Elements [497]
Digital Isolators [3000]
Digital to Analog Converters - DAC [3000]
Diodes - General Purpose, Power, Switching [797]
Force Sensors & Load Cells [51]
IC Batteries [6]
IGBT Transistors [1923]
Latches [3000]
Linear Voltage Regulators [2373]
Memory - FPGA Configuration [103]
Motor / Motion / Ignition Controllers & Drivers [2998]
Optically Isolated Amplifiers [175]
Power Switch ICs - Power Distribution [3000]
RF Microcontrollers - MCU [356]
RF Receiver [995]
RF Transmitter [210]
Single, Pre-Biased Bipolar Transistors [2998]
Special Purpose Amplifiers [1797]
VFD Drivers [13]
Differential Amplifiers [645]
LVDS Interface IC [803]
Memory ICs [3000]
Microphone Preamplifiers [41]
Phase Detectors / Shifters [60]
Programmable Timers and Oscillators [2378]
Registers [193]
RFID Transponders [1216]
Schottky Diodes & Rectifiers [3000]
Switching Voltage Regulators [3000]
Timers & Support Products [954]
Triac & SCR Output Optocouplers [858]
Video Switch ICs [357]
Voltage References [1914]
Voltage to Frequency & Frequency to Voltage [88]
Audio D/A Converter ICs [974]
Bus Transceivers [1766]
Capacitive Touch Sensors [540]
Clock Generators & Support Products [1918]
Current & Power Monitors & Regulators [89]
Darlington Transistors [509]
EPROM [69]
Logarithmic Amplifiers [69]
Logic Output Optocouplers [849]
Multiplexer Switch ICs [3000]
Real Time Clocks [2248]
RF Switch ICs [1453]
Sensor Interface [596]
Zener Diodes [2578]
ADCs/DACs - Special Purpose [2845]
Display Interface IC [203]
JFET [191]
Linear Displacement Sensors [197]
Logic Adder & Subtractor [21]
Memory Controllers [29]
Photodiode Output Optocouplers [31]
Power Factor Correction - PFC [328]
RF Amplifier [3000]
RF Wireless Misc [113]
Switch ICs - Various [401]
Transconductance Amplifiers [24]
High Speed Operational Amplifiers [1436]
PCI Interface IC [680]
Phase Locked Loops - PLL [916]
Proximity Sensors [1189]
RF Bias Tees [36]
Security ICs / Authentication ICs [135]
Serial to Parallel Logic Converters [75]
Bus Transmitters [44]
Current Sensors [2688]
F-RAM [193]
Operational Amplifiers - Op Amps [3000]
Power Management Specialized - PMIC [1754]
RF Couplers [427]
Serializers & Deserializers - Serdes [1002]
DC Blocks [8]
Digital Potentiometers [25]
I/O Controller Interface IC [415]
Logic Comparators [137]
SRAM [2709]
Transimpedance Amplifiers [82]
Wireless Charging ICs [130]
Instrumentation Amplifiers [1197]
Prescaler [110]
RF Equalizers [69]
RS-232 Interface IC [2496]
Specialty Function Logic [122]
Counter Shift Registers [1679]
Frequency Multipliers [80]
Precision Amplifiers [2741]
Telecom Interface ICs [1284]
Application Specific Microcontrollers [2294]
Interface - CODECs [1102]
Logic Gates [3000]
RF Limiters [21]
Tuners [152]
Video Amplifiers [1003]
CPLDs (Complex Programmable Logic Devices) [3000]
Gas Sensor [2]
I&Q and QPSK Modulators / Demodulators [21]
Isolation Amplifiers [75]
RS-422 Interface IC [314]
Translation - Voltage Levels [2309]
DSP (Digital Signal Processors) [3000]
Encoders, Decoders, Multiplexers & Demultiplexers [3000]
RF Phase Detectors [10]
Sensor Hardware & Accessories [1]
UART Interface IC [543]
Up-Down Converters [230]
FPGAs (Field Programmable Gate Array) [3000]
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors [426]
Interface - I/O Expanders [1217]
Monostable Multivibrator [306]
RF Detector [225]
RF Phase Shifters [13]
FPGAs (Field Programmable Gate Array) with Microcontrollers [71]
Magnetic Grate [1]
RF Power Splitters/Dividers/Combiners [753]
RS-422/RS-485 Interface IC [1887]
Thermal Cutoffs [29]
Universal Bus Functions [845]
Flip Flops [2202]
Microcontrollers [3000]
USB Interface IC [2044]
Interface - Signal Buffers, Repeaters [1016]
Microcontrollers, Microprocessor, FPGA Modules [719]
Multipliers / Dividers [171]
Drivers, Receivers, Transceivers IC [3000]
Microprocessors [25]
Resettable Fuses - PPTC [2013]
PLDs (Programmable Logic Device) [617]
Varistors [3000]
System On Chip (SoC) [3000]
Analog Switches - Special Purpose [2274]
Surge Suppressors [389]
Analog Switches, Multiplexers, Demultiplexers [25]
CODECS [1307]
Headers & Wire Housings [2996]
Automotive Connectors [2999]
Controllers [3000]
Direct Digital Synthesis (DDS) [109]
I/O Connectors [2788]
Drivers, Receivers, Transceivers [25]
Encoders, Decoders, Converters [435]
Board to Board & Mezzanine Connectors [3000]
Filters - Active [844]
I/O Expanders [950]
Modems - ICs and Modules [255]
Modules [97]
Solar Connectors / Photovoltaic Connectors [149]
Sensor and Detector Interfaces [1015]
Sensor, Capacitive Touch [492]
Serializers, Deserializers [1087]
Signal Buffers, Repeaters, Splitters [1233]
Signal Terminators [252]
Modular Connectors / Ethernet Connectors [2271]
Specialized [25]
Telecom [3000]
USB Connectors [650]
Terminal Blocks [4]
UARTs (Universal Asynchronous Receiver Transmitter [1052]
Current Regulation - Diodes, Transistors [1001]
Voice Record and Playback [530]
Analog Multipliers, Dividers [170]
Power Driver Modules [56]
Comparators [343]
Video Processing [2558]
Buffers, Drivers, Receivers, Transceivers [2997]
Color Sensors [15]
Color Sensors - Industrial [17]
Counters, Dividers [2837]
FIFOs Memory [3000]
Float, Level Sensors [908]
Gates and Inverters [2999]
Float, Level Sensors - Industrial [309]
Gates and Inverters - Multi-Function, Configurable [1102]
Flow Sensors - Industrial [138]
Multivibrators [565]
Force Sensors [111]
Parity Generators and Checkers [154]
Force Sensors - Industrial [329]
Shift Registers [2210]
Gas Sensors [531]
Signal Switches, Multiplexers, Decoders [25]
Humidity, Moisture Sensors [523]
Specialty Logic [1378]
IrDA Transceiver Modules [81]
Translators, Level Shifters [2725]
LVDT Transducers (Linear Variable Differential Transformer) [94]
Batteries [12]
Configuration PROMs for FPGAs [598]
Multifunction [403]
AC DC Converters, Offline Switches [2994]
Battery Chargers [3000]
Particle, Dust Sensors [24]
Current Regulation/Management [1340]
DC DC Switching Controllers [2999]
Pressure Sensors, Transducers - Industrial [294]
Display Drivers [1036]
Energy Metering [476]
Proximity Sensors - Industrial [2694]
Full Half-Bridge Drivers [905]
Proximity/Occupancy Sensors Finished Units [417]
Sensor Cable Accessories [2732]
Hot Swap Controllers [2315]
Sensor Cable Assemblies [516]
Sensor Interface Junction Blocks [1869]
LED Drivers [25]
Lighting, Ballast Controllers [432]
Sensor, Transducer Amplifiers [1102]
Motor Drivers, Controllers [25]
Shock Sensors [56]
OR Controllers, Ideal Diodes [550]
Solar Cells [394]
PFC (Power Factor Correction) [865]
Specialized Sensors [730]
Power Distribution Switches, Load Drivers [25]
Strain Gauges [370]
Power Management - Specialized [26]
Power Over Ethernet (PoE) Controllers [737]
Touch Sensors [61]
Power Supply Controllers, Monitors [2006]
Ultrasonic Receivers, Transmitters [1644]
RMS to DC Converters [158]
Ultrasonic Receivers, Transmitters - Industrial [45]
Audio Special Purpose [1494]
Special Purpose Regulators [25]
Supervisors [3000]
Thermal Management [471]
V/F and F/V Converters [135]
Voltage Reference [25]
Voltage Regulators - DC DC Switching Regulators [3000]
Voltage Regulators - Linear [2987]
Voltage Regulators - Linear + Switching [1336]
Voltage Regulators - Linear Regulator Controllers [362]
HDMI, Displayport & DVI Connectors [208]
Specialized ICs [25]
XLR Connectors [40]
Balun [745]
Heavy Duty Power Connectors [3000]
Power to the Board [289]
RF Accessories [1178]
DIN 41612 Connectors [2209]
RF Amplifiers [2495]
High Speed / Modular Connectors [2993]
RF Antennas [2968]
Hard Metric Connectors [1255]
RF Circulators and Isolators [1875]
PC / 104 Connectors [47]
RF Demodulators [174]
RF Connectors / Coaxial Connectors [2992]
RF Detectors [316]
RF Directional Coupler [1113]
RF Front End (LNA + PA) [257]
RF Terminators [65]
RF Cable Assemblies [756]
RF Misc ICs and Modules [2283]
PCI Express / PCI Connectors [2885]
RF Mixers [1417]
RF Modulators [164]
D-Sub Mixed Contact Connectors [238]
RF Multiplexers [435]
D-Sub Backshells [741]
RF Power Controller ICs [22]
D-Sub High Density Connectors [332]
RF Power Dividers/Splitters [530]
D-Sub Standard Connectors [3000]
RF Receiver, Transmitter, and Transceiver Finished Units [1936]
D-Sub Tools & Hardware [482]
RF Receivers [1389]
Memory Card Connectors [633]
RF Shields [2544]
Rectangular MIL Spec Connectors [337]
FFC & FPC Connectors [3000]
RF Transceiver ICs [3000]
MEMS Microphones [48]
Microphones [69]
RF Transmitters [505]
Light to Digital Converters [279]
Image Sensors [6]
RFI and EMI - Shielding and Absorbing Materials [2976]
Board Mount Pressure Sensors [1815]
RFID Accessories [179]
Industrial Pressure Sensors [5]
RFID Antennas [214]
Board Mount Current Sensors [371]
RFID Reader Modules [197]
Industrial Current Sensors [1586]
RFID Transponders, Tags [443]
Board Mount Hall Effect / Magnetic Sensors [1633]
RFID, RF Access, Monitoring ICs [629]
Industrial Humidity Sensors [2]
Subscriber Identification Module (SIM) Cards [61]
semiconductors-Integrated Circuits - ICs [2990]
Smoke Detectors [69]
Board Mount Humidity Sensors [357]
Accelerometers [1479]
IMUs - Inertial Measurement Units [362]
Speed Sensors [22]
Board Mount Motion & Position Sensors [429]
Inclinometers [149]
Ballasts, Inverters [227]
Gyroscopes [209]
Industrial Motion & Position Sensors [15]
Distance Sensors [1]
Board Mount Temperature Sensors [2274]
Cold Cathode Fluorescent (CCFL) & UV Lamps [154]
Color LED Lighting [2991]
Industrial Temperature Sensors [47]
Display Backlights [83]
Display Bezels, Lenses [83]
Display, Monitor - LCD Driver/Controller [66]
Discrete Semiconductor Modules [728]
Electroluminescent [95]
CPLD - Complex Programmable Logic Devices [1389]
Fiber Optic Attenuators [232]
Fiber Optic Receivers [160]
FPGA - Configuration Memory [81]
Fiber Optic Switches, Multiplexers, Demultiplexers [258]
Processors - Application Specialized [475]
Fiber Optic Transceiver Modules [2937]
FPGA - Field Programmable Gate Array [3000]
Fiber Optic Transmitters - Discrete [108]
Digital Signal Processors & Controllers - DSP, DSC [2998]
Fiber Optic Transmitters - Drive Circuitry Integrated [3000]
HeNe Laser Heads [27]
HeNe Laser System Accessories [11]
Microprocessors - MPU [1240]
HeNe Laser Systems [31]
Systems on a Chip - SoC [2149]
Incandescent, Neon Lamps [636]
Active Filter [507]
Laser Diode, Module Accessories [36]
Laser Diodes, Laser Modules - Laser Delivery, Laser Fibers [21]
Memory [3000]
Laser Diodes, Modules [541]
Digital Potentiometer ICs [2854]
LCD, OLED Character and Numeric [1489]
LCD, OLED, Graphic [2999]
LED Addressable, Specialty [390]
LED Dot Matrix and Cluster [259]
LED Emitters - Infrared, UV, Visible [2992]
LED Indication - Discrete [2998]
Equalizers [226]
LED Lighting Kits [54]
LED Thermal Products [366]
Counter ICs [969]
Lighting Fixtures [27]
Optomechanical [417]
PIN Diodes [682]
Panel Indicators, Pilot Lights [3000]
Reflectors [206]
Remote Phosphor Light Source [179]
RF System on a Chip - SoC [613]
Spacers, Standoffs [1343]
Inrush Current Limiters [305]
Touch Screen Overlays [133]
PTC Thermistors [1866]
Vacuum Fluorescent (VFD) [137]
NTC Thermistors [3000]
White LED Lighting [3000]
Fuse Holder Accessories [564]
Xenon Lighting [122]
Surface Mount Fuses [1468]
Specialty Fuses [1489]
High speed fuses [81]
Cartridge Fuses [82]
RF Diodes [2762]
Variable Capacitance (Varicaps, Varactors) [769]
DIACs, SIDACs [287]
SCRs - Modules [2810]
JFETs [901]
Programmable Unijunction [29]
Special Purpose [181]
Compass, Magnetic Field (Modules) [27]
Linear, Compass (ICs) [980]
Position, Proximity, Speed (Modules) - Industrial [460]
Switches (Solid State) [3000]
Multi Purpose Magnets [1577]
Sensor Matched Magnets [85]
Optical Motion Sensors [573]
Tilt Switches [35]
Vibration Sensors [199]
Ambient Light, IR, UV Sensors [378]
Camera Modules [544]
Distance Measuring [215]
Image Sensors, Camera [745]
Photo Detectors - CdS Cells [70]
Photo Detectors - Logic Output [76]
Photo Detectors - Remote Receiver [840]
Photodiodes [769]
Photoelectric, Industrial [2997]
Photointerrupters - Slot Type - Logic Output [528]
Photointerrupters - Slot Type - Transistor Output [603]
Photonics - Counters, Detectors, SPCM (Single Photon Counting Module) [26]
Phototransistors [542]
Reflective - Analog Output [310]
Reflective - Logic Output [141]
Analog and Digital Output [2993]
Analog and Digital Output - Industrial [171]
RTD (Resistance Temperature Detector) [1016]
Thermocouples, Temperature Probes [1087]
Thermostats - Mechanical [883]
Thermostats - Mechanical - Industrial [789]
Thermostats - Solid State [1013]

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SI4021-A1-FT

Product Category : RF Transmitter

Mounting Style : SMD/SMT

Operating Frequency : 433 MHz to 915 MHz

Package / Case : TSSOP-16

Maximum Operating Temperature : + 85 C

Packaging : Tube

Operating Supply Voltage : 2.2 V to 5.4 V

Type : Transmitter

Manufacturer : Silicon Labs

Description : RF Transmitter Transmitters IA4221

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The SI4021-A1-FT,from Silicon Labs,is RF Transmitter.what we offer have competitive price in the global market,which are in original and new parts.If you would like to know more about the products or apply a lower price, please contact us through the “online chat” or send a quote to us!

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