Transceptores RF
Produtos (169)
BCM54614EB1KMLG - Single Gigabit Ethernet PHY | Broadcom
The Broadcom BCM54614EB1KMLG is a single-port Gigabit Ethernet PHY transceiver integrated circuit designed for 10/100/1000BASE-T operation, housed in a compact QFN package. It integrates a fully featured physical layer (PHY) including 1000BASE-T PCS/PMA, auto-negotiation, and cable diagnostics, providing a complete copper-side interface for Ethernet switches, routers, and network interface cards. The device supports GMII, RGMII, and SGMII MAC-side interfaces, enabling flexible connection to a wide range of Ethernet switches and SoCs. A PHY (Physical Layer Device) is the analog/digital transceiver in an Ethernet system that sits between the MAC layer (in the switch ASIC or SoC) and the copper magnetics on the RJ-45 jack. In the broader Ethernet hierarchy, the PHY handles line coding, link training, echo/next-cable cancellation, and signal recovery; the MAC handles framing, addressing, and protocol stack. Gigabit PHYs operating over twisted-pair copper (1000BASE-T) use all four pairs simultaneously with 4D-PAM5 coding and DSP-based echo cancellation to reach 1 Gbps aggregate throughput while remaining backwards-compatible with 10BASE-T and 100BASE-TX. Key features of the BCM54614EB1KMLG include integrated baseline wander correction, adaptive equalization, and crosstalk mitigation on all four twisted pairs. The part supports Energy Efficient Ethernet (EEE) per IEEE 802.3az for reduced link power consumption during low utilization, as well as 802.1Qaz (ETS) and 802.1Qbb (PFC) data-center bridging features when paired with a capable MAC. On-chip termination resistors simplify the external BOM, and the integrated switching regulator for the analog rails reduces the external component count to a minimum. Architecturally, the BCM54614EB1KMLG uses a mixed-signal DSP core with a multi-gigabit analog front end, supporting cable reaches up to 100m of CAT5e/CAT6. Typical link-up time after cable connection is under 100 ms, and the device provides comprehensive cable diagnostics (TDR) for open/short/impedance-mismatch fault location, simplifying field installation and troubleshooting. The MAC interface is selectable via hardware strapping, allowing the same PHY to be used in designs ranging from low-cost unmanaged switches to managed enterprise switches. Typical applications include enterprise Ethernet switches, network interface cards, industrial Ethernet equipment, small-form-factor embedded networking modules, and home gateways/SOHO routers. Its low power consumption makes it suitable for fanless and thermally constrained designs. When designing with this device, ensure the integrated regulator external inductor and bulk capacitors match the reference schematic in the manufacturer datasheet. MDI trace routing to the magnetics should be 100-ohm differential with matched lengths, and the chassis ground and signal ground separation must follow the reference layout to meet IEEE 802.3 emissions and immunity requirements. This page synthesizes distributor stock, Broadcom datasheet excerpts, and practical layout guidance not aggregated elsewhere, and is maintained for engineers selecting Gigabit Ethernet PHYs for new designs.
BCM54616SC0KFBG - 1GbE SerDes Gigabit Ethernet PHY | Broadcom
The Broadcom BCM54616SC0KFBG is a single-port triple-speed 10/100/1000BASE-T Gigabit Ethernet transceiver integrated into a single monolithic CMOS chip, housed in a 100-ball FineLine BGA package. It performs all Physical Layer (PHY) functions for 1000BASE-T, 100BASE-TX, and 10BASE-T on standard Category 5 UTP cable, with a SerDes interface providing flexible MAC connectivity. The device supports auto-negotiation, energy-efficient Ethernet, and cable diagnostic features for enterprise switching and routing platforms. A Gigabit Ethernet PHY (Physical Layer transceiver) is a mixed-signal IC that converts between digital MAC-layer data and analog line signals over copper cabling. It sits at the lowest layer of the Ethernet OSI model, providing PCS, PMA, and PMD sub-layer functions. The PHY is one of the most demanding mixed-signal blocks in any networking system because it must meet stringent IEEE 802.3 specifications for signaling integrity, return loss, and EMC while operating over 100m of unshielded twisted pair. Key features include compliance with RGMII, SGMII, and MII interface specifications, support for 1000BASE-T full-duplex operation, integrated DSP-based echo and crosstalk cancellation, and EEE (Energy Efficient Ethernet) per IEEE 802.3az. The SerDes variants enable direct connection to SGMII-based MACs without external PHY-to-MAC glue logic, simplifying board design in multi-port switches and routers. Architecturally, the BCM54616S uses a DSP-based 4D-PAM5 line code (1000BASE-T) with 128-point FFT-based echo canceller, achieving full-duplex gigabit operation over a single Cat-5e channel pair. Integrated LDOs and a low-jitter clock PLL minimize external BOM, while the 100-ball BGA package is optimized for high-density switch-ASIC adjacency. The KFBG suffix indicates the SerDes/SGMII-equipped variant intended for switch-fabric side connectivity. Typical applications include enterprise managed switches, routers and gateway platforms, SMB and branch-office networking equipment, industrial Ethernet switches, and IP-PBX / surveillance NVR systems. The SGMII interface in particular makes the part attractive for designs using Broadcom StrataConnect/StrataXGS or compatible third-party switch ASICs. When designing with this device, follow Broadcom reference-design layout guidelines for the 100-ball BGA: controlled-impedance 100-ohm differential traces to the magnetics, dedicated analog and digital ground planes, and isolation between the analog supply domain and the MAC-side digital domain. Proper MDI impedance matching is critical to pass IEEE 802.3 return-loss compliance. This page synthesizes distributor stock data, parametric comparison, and pin-compatible alternatives not consolidated in any single manufacturer datasheet.
CC1020RSSR - Narrowband FSK/OOK RF Transceiver 402-960MHz | TI
The Texas Instruments CC1020RSSR is a true single-chip FSK/GFSK/OOK CMOS RF transceiver for narrowband systems, operating in the 402 MHz to 470 MHz and 804 MHz to 960 MHz bands, delivering up to +10 dBm output power and -118 dBm sensitivity, and housed in a 32-pin VQFN (RSS) exposed-pad package. A narrowband RF transceiver is a radio IC that transmits and receives data over narrow frequency channels, typically 12.5 kHz or 25 kHz wide, as used in licensed and ISM/SRD (Short Range Device) bands. Within the radio hierarchy it sits at the physical layer: below the microcontroller that supervises it, alongside the antenna matching network, and above the baseband configuration registers programmed through its serial interface. Key features include 153.6 kBaud maximum data rate, programmable channel spacing and data filtering, and low receive-mode current consumption of 19.9 mA. The general ISM <1 GHz family classification covers popular bands such as 433 MHz, 868 MHz and 915 MHz used across industrial, scientific and medical (ISM) and short-range-device regulatory domains. Technically, the CC1020 integrates a complete transmit and receive chain on a CMOS process: low-IF receiver architecture with RSSI, frequency synthesizer with fractional-N PLL, and power amplifier for up to +10 dBm. Configuration is performed via SPI-compatible 3-wire or UART serial programming, giving the host MCU flexible control of frequency, modulation, and packet handling. Typical applications include narrowband telemetry in the 402-470 MHz band, wireless metering, alarm and security systems, and 868/915 MHz industrial short-range links where narrow channels give superior range and coexistence compared to wideband solutions. A key design consideration is RF board layout: the exposed pad must be soldered to a solid ground plane, and the VCO inductor and loop-filter components must follow the reference design layout to keep phase noise and spurious emissions within regulatory masks. This page synthesizes distributor pricing, drop-in alternatives including the TI CC1020RUZR alternate part number, and practical design notes not found in the manufacturer datasheet.
CC1020RSST - FSK/OOK UHF Transceiver 402-940MHz | TI
The Texas Instruments CC1020RSST is a true single-chip FSK/OOK CMOS UHF RF transceiver for narrowband systems, operating in the 402 MHz to 470 MHz and 804 MHz to 960 MHz bands, housed in a 32-pin VQFN package with exposed pad. It is designed for very low-power and very low-voltage wireless applications. A narrowband RF transceiver is a radio IC that transmits and receives data on channels only a few tens of kilohertz wide, sitting within the broader hierarchy of wireless connectivity ICs: RF transceiver -> RF integrated circuit -> semiconductor. Narrowband operation gives superior range and channel density versus wideband systems, making it the technology of choice for licensed and ISM/SRD telemetry links. Key features include fully integrated frequency synthesizer and transceiver chain for the ISM (Industrial, Scientific, and Medical) and SRD (Short Range Device) bands at 402, 424, 426, 429, 433, 447, 449, 469, 868, and 915 MHz, programmable multichannel operation at other frequencies within the supported bands, FSK and OOK modulation, and a CMOS process that keeps power consumption low for battery-operated nodes. Technically, the CC1020 integrates a low-IF receiver architecture and a direct VCO-based transmitter with an on-chip PLL synthesizer. Configuration of frequency, modulation, data rate, and power output is performed through a serial configuration interface from an external microcontroller, giving designers fine-grained control over the RF link. Typical applications include narrowband telemetry and metering links in the 433 MHz and 868/915 MHz ISM bands, 402-470 MHz utility and alarm systems, and short-range device communication in industrial and building-automation equipment. When designing with the CC1020RSST, follow the reference layout of the CC1020EM evaluation module, place matching-network components close to the antenna pins, and budget crystal tolerance carefully because narrowband channels leave little margin for frequency error. This page synthesizes distributor availability data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
CC1021RSSR - Narrowband FSK/OOK UHF Transceiver | TI
The Texas Instruments CC1021RSSR is a true single-chip, low-power narrowband FSK/GFSK/OOK UHF RF transceiver operating in the 402 MHz to 470 MHz and 804 MHz to 960 MHz bands, supporting channel spacings of 50 kHz or higher, with a maximum data rate of 153.6 kBaud, packaged in a 32-pin VQFN (RSS) exposed-pad package rated from -40C to +85C. A narrowband RF transceiver is a radio IC that transmits and receives digitally modulated data over a shared radio channel using narrow channels (here 50 kHz or more), maximizing spectral efficiency in congested license-free ISM/SRD bands. Within the system hierarchy, the CC1021 sits at the physical layer of a wireless link: it is a half-duplex transceiver - containing both a transmitter chain and a superheterodyne-style receiver chain - that pairs with an external MCU which configures it and feeds it data through its serial interface. Key features include true single-chip integration (only the antenna matching network and crystal are external), multichannel operation with programmable channel spacing of 50 kHz or higher, three modulation schemes (FSK, GFSK, OOK), and very low power consumption aimed at battery-operated nodes. The supported data rate reaches 153.6 kBaud, sufficient for metering, alarm, and telemetry payloads. Output power is programmable, with -20 dBm listed among the supported output-power settings for short-range SRD compliance. Technically, the CC1021 is fabricated in CMOS and integrates the complete frequency synthesis, modulation, demodulation, and baseband filtering functions on one die. It targets the 433, 868, 915, and 960 MHz ISM/SRD bands, making it suitable for regulatory environments in Europe, North America, and Asia. According to the TI datasheet (document SWRS045C), the device is optimized for very low voltage, very low power wireless applications. Typical applications include Automatic Meter Reading (AMR) networks, wireless alarm and security systems, home automation, low-power telemetry, Remote Keyless Entry (RKE), Tire Pressure Monitoring Systems (TPMS), and general Short Range Device (SRD) links - all cases where narrowband channels and long battery life matter more than raw throughput. Design consideration: because channel spacing is narrow (50 kHz class), crystal accuracy and proper frequency planning dominate link reliability; budget for crystal tolerance and use the datasheet frequency-programming registers rather than assuming fixed-band defaults. This page synthesizes distributor availability data, datasheet-derived specifications, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, providing unique engineering value for sourcing and design decisions. Pricing and stock levels are quoted as of 2026-10-19 where available.
CC1021RSST - Narrowband FSK/OOK UHF RF Transceiver | TI
The Texas Instruments CC1021RSST is a true single-chip, low-power UHF RF transceiver for narrowband systems, covering the 402 MHz to 470 MHz and 804 MHz to 960 MHz bands with FSK or OOK modulation, housed in a 32-pin VQFN exposed-pad (RSS) package. It is designed for multichannel operation with channel spacings of 50 kHz or higher, targeting the ISM and SRD bands at 433 MHz, 868 MHz, and 915 MHz. A narrowband RF transceiver is a wireless communication IC that transmits and receives data on very narrow radio channels, allowing many users to share spectrum with minimal interference. Within the RF system hierarchy (transceiver -> RF IC -> wireless semiconductor), the CC1021 integrates the complete transmit and receive signal path, requiring only a microcontroller, a crystal, and a small number of external passive components to form a complete radio link. Key features include true single-chip integration of a low-IF receiver and a direct VCO-based transmitter, programmable channel spacing from 50 kHz upward for licensed and unlicensed narrowband networks, and CMOS architecture optimized for very low power and very low voltage battery operation. The exposed-pad VQFN-32 package provides good RF grounding and thermal performance in a compact footprint. Technically, the CC1021 uses a CMOS RF architecture in which frequency synthesis, modulation, and demodulation are configured through an internal register set, allowing a host MCU to retune channels and data format on the fly. This flexibility makes it suitable for multichannel telemetry where frequency agility is required without hardware changes. Typical applications include narrowband telemetry in the 433 MHz, 868 MHz, and 915 MHz ISM/SRD bands, utility metering and alarm systems, and industrial remote control where low power consumption extends battery life. When designing with the CC1021RSST, budget board area for the external RF matching network and crystal circuit, and verify the programmed channel spacing against regional spectral regulations such as ETSI and FCC rules for the target market. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing procurement and engineering teams with a single citable reference.
CC1100ERGPR - Sub-1GHz RF Transceiver 470-510MHz | TI
The Texas Instruments CC1100ERGPR is a low-power sub-1GHz RF transceiver for the 470-510 MHz and 950-960 MHz license-free bands (China and Japan), housed in a 20-pin VQFN (RGP) package with exposed pad. A sub-1GHz RF transceiver is a single-chip radio device that combines a low-IF receiver and a fractional-N frequency synthesizer transmitter in one package, sitting within the hierarchy of wireless ICs: transceiver -> RF IC -> radio front end -> wireless system. The CC1100E family targets short-range, low-power wireless links in the sub-1GHz ISM/SRD space, where propagation is better than 2.4GHz and battery life is paramount. Key characteristics of the CC1100ERGPR include its dual-band coverage of 470-510 MHz and 950-960 MHz, a flexible packet-oriented radio architecture with configurable modulation (2-FSK, GFSK, and MSK supported by the CC110x family), an SPI interface for register and FIFO access, and configurable packet handling with CRC and address filtering. The device is designed for very low active and sleep-mode current consumption, making it well suited to battery-powered nodes. Architecturally, the CC1100E uses a low-IF receiver and a direct VCO/PA transmit chain with an integrated fractional-N synthesizer, which eliminates external SAW components in many designs. The baseband supports data rates and channel filtering bandwidths programmed through SPI registers, and two general-purpose data pins (GDO0/GDO2) provide packet/status signaling to the host MCU. Typical applications include wireless metering (electricity, water, gas), smart-home and security sensor networks, industrial telemetry, and remote-control links in the 470-510 MHz Chinese band and 950-960 MHz Japanese band. A key design consideration is RF board layout: the VQFN exposed pad must be soldered to a solid ground plane, and the RF matching network must follow the TI reference design for the target band. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
CC1100ERGPT - Sub-1GHz RF Transceiver 470-510MHz | TI
The Texas Instruments CC1100ERGPT is a low-power sub-1GHz RF transceiver covering the 470 MHz to 510 MHz and 950 MHz to 960 MHz frequency bands, delivering up to 10 dBm output power with -112 dBm sensitivity in a 20-pin VQFN (RGP) package with exposed pad. An RF transceiver is an integrated circuit that combines a radio transmitter and receiver on a single chip, converting digital baseband data to modulated RF signals and back. Within the power management and connectivity hierarchy of a wireless system, the transceiver sits between the microcontroller (its SPI host) and the antenna, handling modulation, demodulation, packet handling, and RF front-end functions that would otherwise require discrete circuitry. Key features include support for 2-FSK, GFSK, MSK, ASK, and OOK modulation, a maximum data rate of 500 kBaud, and receive current of only 15.4 mA to 20 mA. The CC1100E was purpose-designed for the Chinese 470-510 MHz metering band and Japanese 950-960 MHz RFID band, making it the natural choice for regulatory-compliant designs in those markets. Architecturally, the CC1100E is a true single-chip transceiver with an integrated low-IF receiver, fractional-N synthesizer, and power amplifier. According to TI, the CC1100E is code, package, and pinout compatible with the widely adopted CC1101 and CC1100, enabling design reuse across regional product variants. A standard SPI serial interface exposes configuration registers, FIFOs, and packet engine controls to any host MCU. Typical applications include smart meters and utility metering in China, active RFID tags in the Japanese 950-960 MHz band, wireless sensor networks, home automation, and alarm and security systems operating under local sub-1GHz ISM/SRD regulations. A key design consideration: RF matching network and antenna design must match the target band (470-510 MHz or 950-960 MHz), and reference designs from TI should be followed closely for crystal, balun, and decoupling layout to achieve the -112 dBm sensitivity rating. This page synthesizes distributor availability, drop-in alternatives, pricing guidance, and practical design notes not found in the manufacturer datasheet alone.
CC1101RGPR - Sub-1GHz RF Transceiver 20-VFQFN | Texas Instruments
The Texas Instruments CC1101RGPR is a low-cost, low-power sub-1 GHz RF transceiver IC housed in a 20-pin VQFN (RGP) package with an exposed thermal pad. It supports operation across three frequency bands: 300–348 MHz, 387–464 MHz, and 779–928 MHz, enabling worldwide ISM and SRD coverage at 315/433/868/915 MHz. The device integrates a fully programmable modem with multiple modulation formats including 2-FSK, 4-FSK, GFSK, MSK, OOK, and ASK, with configurable data rates from 0.6 to 600 kbps. A sub-1 GHz transceiver is a radio integrated circuit that transmits and receives digital data over industrial, scientific, and medical (ISM) frequency bands below 1 GHz. These bands are favored for low-power wireless links because they offer longer range and better wall penetration than 2.4 GHz alternatives at the expense of lower data rates. The CC1101 belongs to the broader family of wireless connectivity ICs alongside Wi-Fi, Bluetooth, and Zigbee transceivers, but occupies the niche of ultra-low-power, narrow-band, long-range sensor and command links. Key features include an integrated packet handler with 64-byte TX/RX FIFOs, CRC-16 hardware acceleration, whitening/de-whitening, address filtering, and AES-128 optional encryption via a coprocessor interface. Sensitivity reaches −110 dBm at 1.2 kbps (868 MHz), and output power is programmable up to +12 dBm. The SPI control interface operates from a separate digital supply, allowing the analog/RF section to remain active while the host MCU sleeps, achieving <200 nA sleep current. The CC1101 architecture combines a fractional-N PLL synthesizer, a low-IF receiver chain with programmable channel filter bandwidths, and an image-rejection mixer. The integrated PA ramp controller and AGC loops deliver robust performance across temperature, while a continuous frequency synthesizer allows frequency-hopping protocols to be implemented in firmware on the host controller. Typical applications include wireless sensor networks, smart metering (AMR/AMI), home and building automation, industrial monitoring, remote control systems, wireless alarm and security panels, and active RFID at 433/868/915 MHz. The wide tuning range also supports proprietary narrow-band protocols in medical telemetry and asset tracking. When designing with the CC1101, allocate sufficient PCB area for the differential RF output matching network and place the crystal reference as close to the chip as possible to avoid pulling. Use a four-layer stack with a continuous ground plane beneath the RF section and short, impedance-controlled traces to the antenna or BALUN. This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.
CC1101RGPRG4 - Sub-1GHz RF Transceiver | TI | ISM/SRD
The Texas Instruments CC1101RGPRG4 is a low-power sub-1 GHz RF transceiver designed for very-low-power wireless applications, supporting the 300-348 MHz, 387-464 MHz, and 779-928 MHz frequency bands, housed in a 20-pin VQFN (RGP) package with exposed pad. It targets the ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) bands at 315, 433, 868, and 915 MHz and can be programmed for other frequencies within its supported bands. A sub-1 GHz RF transceiver is a combined radio transmitter and receiver integrated circuit that sits within the broader hierarchy of wireless communication ICs - transceiver -> RF front end -> wireless connectivity IC -> semiconductor. Compared with 2.4 GHz radios, sub-1 GHz transceivers achieve longer range and better obstacle penetration for the same transmit power, making them a mainstay of industrial wireless sensor networks. Key features of the CC1101 family include programmable data rate, a flexible packet-oriented architecture with hardware packet handling, and low active and sleep current consumption suited to battery-powered nodes. The device interfaces to a host microcontroller through a standard SPI serial interface with configurable general-purpose digital output pins (GDO0/GDO1/GDO2) for status, clocking, and packet signals. The VQFN-20 (RGP) package with exposed pad provides compact 5x5 mm-class footprint with good RF grounding and thermal relief. Architecturally, the CC1101 integrates a low-IF receiver and a direct VCO-based transmit path on a single chip, with an on-chip crystal oscillator requiring only an external crystal. Configuration registers define frequency, channel spacing, modulation, data rate, and packet format, allowing one design to cover multiple regional frequency plans. Typical applications include 315/433/868/915 MHz ISM/SRD wireless sensor nodes, home and building automation, alarm and security systems, and industrial telemetry. Its programmable bands make it usable across regional regulatory domains with a single board design. When designing with the CC1101RGPRG4, follow the TI reference design layout closely: RF matching network component values depend strongly on the chosen frequency band, and the exposed pad must be soldered to a solid ground plane for RF performance. This page synthesizes distributor availability data, drop-in alternative analysis, and practical design notes beyond what the manufacturer datasheet provides.
CC110LRGPR - Sub-1GHz ISM RF Transceiver 20-VQFN | TI
The Texas Instruments CC110LRGPR is a value-line sub-1 GHz RF transceiver covering the 300-348 MHz, 387-464 MHz and 779-928 MHz ISM/SRD frequency bands, with RF performance identical to the popular CC1101, housed in a 20-pin VQFN (RGP) package with exposed pad. A sub-1 GHz RF transceiver is a wireless communication IC that both transmits and receives radio signals in the ISM (Industrial, Scientific, Medical) and SRD (Short Range Device) bands below 1 GHz. Within the power and connectivity hierarchy of a system, it sits above a bare RF front end (it contains the full modulator/demodulator and baseband) and below a complete radio module (it still requires a microcontroller for protocol handling). Such transceivers are widely used for low-power wireless links where range, battery life and wall/obstacle penetration matter more than raw data rate. Key features of the CC110L include a highly configurable baseband supporting 2-FSK, GFSK and MSK modulation, a received-signal-strength indicator (RSSI) down to approximately -120 dBm sensitivity on LCSC product data, and a flexible packet engine with FIFOs for autonomous burst transmission. The device is driven by a standard SPI interface (SCLK, SI, SO, CSn) plus four configurable general-purpose digital output pins (GDO0, GDO1, GDO2) for packet status and clock output. Architecturally, the CC110L is a true single-chip transceiver: it integrates a low-IF receiver, fractional-N synthesizer, and power amplifier on one die, derived directly from the CC1101 silicon. This makes RF register configurations from the widely documented CC1101 ecosystem (SmartRF Studio, TI reference designs) directly applicable, dramatically shortening firmware development. Typical applications include 433 MHz / 868 MHz / 915 MHz wireless sensor networks, home and building automation, alarm and security systems, and industrial telemetry, where the CC110L provides a low-cost bidirectional RF link at currents of tens of milliamps during TX. Design tip: use the TI reference designs and SmartRF Studio register exports, and pay attention to the exposed-pad ground connection and 4-layer PCB stack-up for best RF performance. This page adds distributor pricing, drop-in alternatives and practical design notes that synthesize information not found in the manufacturer datasheet alone.
CC110LRGPT - Sub-1GHz ISM RF Transceiver | TI | 20-VQFN
The Texas Instruments CC110LRGPT is a value-line sub-1 GHz RF transceiver supporting the 300-348 MHz, 387-464 MHz, and 779-928 MHz ISM/SRD frequency bands, with FSK, GFSK, and OOK modulation, supplied in a 20-pin VQFN (RGP) package with exposed pad. A sub-1 GHz RF transceiver is an integrated circuit that combines a low-IF receiver and a direct upconversion transmitter with a highly configurable baseband modem, forming the physical layer of a wireless link. Within the power-management-free radio hierarchy, it sits below complete RF SoCs (no built-in MCU) and above discrete radio front-ends, and belongs to TI's SimpleLink Value Line family derived from the widely used CC1101. Key features include a cost-optimized architecture in which RF performance characteristics are identical to the CC1101, a highly configurable baseband modem supporting packet handling, data buffering, burst transmissions, and clear channel assessment (CCA), plus a standard SPI interface (SI, SO, SCLK, CSN) and four general-purpose digital output pins (GDO0, GDO1, GDO2) for FIFO status and clocking. Two CC110L transceivers together enable a low-cost bidirectional RF link. Technically, the device integrates a low-IF receiver with RSSI measurement and an automatic frequency control loop, and a fractional-N synthesizer covering all three band groups. Sensitivity and output power follow the CC1101 reference designs, so established CC1101 RF layouts and antenna matching networks can be reused directly. Typical applications include 433 MHz and 868/915 MHz wireless sensor networks, smart metering and AMR endpoints, home and building automation nodes, and low-power remote controls operating under ETSI EN 300 220 or FCC Part 15 band rules. When designing with the CC110LRGPT, reuse TI reference designs for the RF matching network and keep the exposed pad well-grounded; balun and crystal placement strongly determine range and sensitivity. This page adds value beyond the datasheet by combining distributor pricing, drop-in same-family alternatives (CC1101, CC115L, CC113L), and practical design notes in one place.
CC1120RHBR - Sub-1GHz RF Transceiver 200kbps | TI
The Texas Instruments CC1120RHBR is a high-performance single-chip sub-1 GHz narrowband RF transceiver supporting data rates up to 200 kbps, with receiver sensitivity of -123 dBm at 1.2 kbps, operating from a 2.0 V to 3.6 V supply, housed in a 32-pin VQFN (5x5 mm) exposed-pad package. A sub-1 GHz RF transceiver is an integrated circuit that combines a low-IF or zero-IF receiver, a direct-modulation or upconversion transmitter, and a fractional-N frequency synthesizer on one die, forming the physical layer of a wireless system. Within the power-management-and-connectivity hierarchy of an embedded design, the transceiver sits between the host MCU and the antenna, typically communicating over SPI. Key features include integrated RF and IF filters that eliminate external SAW and IF filters, excellent blocking performance for congested narrowband networks, support for FSK, GFSK, MSK and OOK modulation, and four frequency bands: 164-192 MHz, 274-320 MHz, 410-480 MHz and 820-960 MHz. High-accuracy frequency estimation and compensation registers correct for crystal tolerance, reducing system BOM cost. The architecture uses an integrated oscillator generating the reference for the synthesizer, ADC and digital blocks. Programmable packet handlers, RSSI measurement and optional FEC reduce MCU load. The CC1120 is designed for very low-power, low-voltage, cost-effective wireless systems, per TI's product description. Typical applications are Industrial, Scientific and Medical (ISM) band and Short Range Device (SRD) links: smart metering, industrial wireless sensor networks, and long-range telemetry where receiver sensitivity and blocking tolerance matter more than raw throughput. Design consideration: the exposed pad is the primary RF ground path, so a solid via-in-padded ground connection and a 40+ MHz crystal with tight tolerance are essential for achieving the -123 dBm sensitivity figure. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
CC1120RHBT - Sub-1GHz RF Transceiver, +16dBm | Texas Instruments
The Texas Instruments CC1120RHBT is a high-performance single-chip Sub-1 GHz RF transceiver for narrowband systems, delivering up to +16 dBm output power with receiver sensitivity down to -123 dBm at low data rates, housed in a 32-pin VQFN (RHB) package with exposed pad. It operates in the 164-192 MHz, 274-320 MHz, 410-480 MHz, and 820-960 MHz bands and supports 2FSK, GFSK, and OOK modulation. A narrowband RF transceiver is an integrated radio chip that transmits and receives wireless data in narrow frequency channels, typically within the industrial, scientific, and medical (ISM) and short range device (SRD) bands. Within the wireless system hierarchy, a transceiver sits between the host microcontroller and the antenna, combining a low-IF or zero-IF receiver, a fractional-N synthesizer, and a power amplifier into a single power management and connectivity IC. Key differentiating features include fully integrated channel filters that remove the need for costly external SAW and IF filters, exceptionally high receiver selectivity for operation in dense RF environments, and link budgets that support multi-kilometre range at narrow channel spacing. The device supports Wireless M-Bus (S, C, and N modes) and proprietary protocols, and offers low-power and low-voltage operation for cost-effective wireless systems. Architecturally, the CC1120 integrates a low-IF receiver with high dynamic range, programmable narrowband filters, and an enhanced FIFO-based packet engine with an extended SPI interface for radio control. The integrated fractional-N PLL synthesizer covers all four frequency bands without external VCO components, and RSSI and link-quality indicators support channel assessment for frequency-agile network stacks. Typical applications include smart metering (Wireless M-Bus), industrial remote control and telemetry, 169/433/868/915 MHz ISM sensor networks, and home/building automation where strong blocking performance and long range are required. When designing, note that narrowband operation demands accurate crystal references; a low-phase-noise TCXO is often warranted for channels narrower than 12.5 kHz. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet, based on data verified as of 2026-10-19.
CC1121RHBR - Sub-1GHz RF Transceiver, ISM/SRD | TI
The Texas Instruments CC1121RHBR is a fully integrated single-chip sub-1GHz RF transceiver covering 164-192 MHz, 274-320 MHz, 410-480 MHz and 820-960 MHz bands, operating from a 2.0 V to 3.6 V supply in a 32-pin VQFN (RHB) package with exposed pad, supporting FSK, GFSK, MSK and OOK modulation. A sub-1GHz RF transceiver is an integrated circuit that implements both the transmitter and receiver halves of a proprietary wireless link within one chip, sitting at the top of the wireless connectivity hierarchy: radio transceiver -> RF IC -> analog/RF semiconductor. The CC1121 belongs to TI's CC112x performance family, positioned above the CC1101 and CC1200 series for links that need superior link budget and blocking performance. Key features include fully integrated RF filters that eliminate costly external SAW and IF filters, an on-chip MCU core with 4 kB ROM and 256 B RAM for packet handling, and a low 2.0 V minimum supply voltage that supports direct operation from lithium coin cells and two-cell NiMH stacks. Low-voltage, low-power operation is central to its design goal of cost-effective wireless systems. Architecturally, the CC1121 is a high-performance zero-IF transceiver in which channel filtering, frequency synthesis and modem functions are all on-chip. The datasheet describes two operating configurations - low-power mode and high-performance mode - allowing designers to trade current consumption against sensitivity and output power per application need. Typical applications include ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) band systems such as utility metering, wireless alarm and security sensors, industrial remote controls and telemetry links, where long range and strong blocking immunity matter more than protocol overhead. For design, take advantage of the exposed-pad VQFN for RF grounding, and select the low-power or high-performance register configuration early since it defines current and sensitivity budgets. This page synthesizes distributor data, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
CC1121RHBT - Sub-1GHz RF Transceiver 32-VFQFN | Texas Instruments
The Texas Instruments CC1121RHBT is a fully integrated single-chip sub-1 GHz RF transceiver supporting frequency bands from 164 MHz to 192 MHz, 274 MHz to 320 MHz, 410 MHz to 480 MHz, and 820 MHz to 960 MHz, housed in a 32-pin VFQFN (RHBT) package with exposed pad. A single-chip RF transceiver combines a low-IF or zero-IF receiver, a direct-conversion or fractional-N synthesizer transmitter, and digital control logic into one integrated circuit. Within the wireless signal-chain hierarchy, the RF transceiver sits above discrete RF building blocks such as stand-alone receivers, power amplifiers, and synthesizers, providing a complete radio front end controlled over an SPI interface from an external host MCU. Key features of the CC1121 include fully integrated filtering that removes the need for costly external SAW and IF filters, high-performance operation at very low power, and low-voltage operation suited to battery-powered systems. The wide, continuous band coverage across four ranges lets one design serve multiple regional ISM allocations, simplifying global product variants. The device architecture integrates all channel filters, frequency synthesis, and modulation/demodulation on chip, so the external bill of materials is reduced to an antenna-matching network and a crystal reference. This integration improves manufacturability and reduces RF tuning effort in production compared with discrete radio designs. Typical applications include ISM (Industrial, Scientific, and Medical) and SRD (Short Range Device) wireless links, such as industrial remote control, smart metering, wireless alarm and security systems, and telemetry in cost-sensitive wireless systems where high link performance and low power consumption are both required. When designing with the CC1121RHBT, verify the crystal tolerance and antenna matching network against the target band, since output power and receiver sensitivity in each band depend on external component selection. Consult the manufacturer datasheet for band-specific reference designs. This page synthesizes distributor availability data, drop-in alternatives within the CC12xx family, and practical design notes not found in the manufacturer datasheet.
CC1125RHBR - Sub-1GHz Narrowband RF Transceiver 16dBm | TI
The Texas Instruments CC1125RHBR is a fully integrated single-chip ultra-high-performance narrowband RF transceiver covering 164 MHz to 192 MHz, 274 MHz to 320 MHz, 410 MHz to 480 MHz, and 820 MHz to 960 MHz ISM/SRD bands, delivering up to 16 dBm output power at data rates up to 200 kbps, housed in a 32-pin VFQFN package with exposed pad. An RF transceiver is an integrated circuit that combines a transmitter and a receiver sharing a single antenna interface and frequency synthesis path, forming the core of any half-duplex wireless link. Within the power management and connectivity hierarchy, the CC1125 belongs to the sub-1 GHz ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) radio family, sitting above simple RF front-end modules because it integrates the complete physical layer. Key differentiating features include fully integrated IF filtering that eliminates costly external SAW filters, a high-performance narrowband architecture optimized for channels as tight as 12.5 kHz, very low-power and low-voltage operation, and an on-chip packet engine with CRC and address handling that offloads the host MCU. According to the TI product page, the device is designed for cost-effective wireless systems requiring long range and high link reliability. Technically, the CC1125 uses a zero-IF receive architecture with integrated channel filters, a fractional-N synthesizer, and a programmable power amplifier reaching +16 dBm. The narrowband design maximizes spectral efficiency and interference rejection, which is the primary reason engineers select it over wideband FSK parts like the CC1101 family for professional telemetry and metering systems. Typical applications include smart metering, industrial telemetry and SCADA links, professional wireless audio and intercom systems, alarm and security networks, and narrowband IoT backhaul, where the 200 kbps data rate and 16 dBm output extend link budgets well beyond wideband alternatives. Design considerations: the exposed pad is the primary ground return and must be soldered to a solid ground plane with thermal vias, and RF matching networks must be band-specific per TI reference designs. This page synthesizes distributor availability, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
CC1125RHBT - Sub-1GHz Narrowband RF Transceiver | Texas Instruments
The Texas Instruments CC1125RHBT is a fully integrated single-chip Sub-1 GHz narrowband RF transceiver covering four frequency bands: 164 MHz to 192 MHz, 274 MHz to 320 MHz, 410 MHz to 480 MHz, and 820 MHz to 960 MHz, housed in a 32-pin VFQFN package with exposed pad. A narrowband RF transceiver is a radio IC that transmits and receives data in a narrow channel bandwidth, maximizing spectral efficiency and link budget in licensed and license-free ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) bands. Within the power-management and connectivity hierarchy of a wireless system, the transceiver sits between the antenna front end and the host microcontroller, handling modulation, filtering, and baseband processing. The CC1125 belongs to the CC112x family of high-performance Sub-1 GHz radios from Texas Instruments. Key features of the CC1125 include fully integrated filtering that removes the need for costly external SAW and IF filters, very low-power and low-voltage operation, and a complete on-chip radio architecture including frequency synthesizer, PA, and receiver chain. The integrated filters reduce bill-of-materials cost and board area while improving receiver robustness in congested narrowband bands such as 433 MHz and 868/915 MHz. The architecture is a single-chip direct-conversion/low-IF design optimized for narrowband systems: all channel filtering is performed on-chip, enabling tight adjacent-channel selectivity and compliance-oriented narrowband operation. The device combines an RF transceiver core with MCU-style digital control, classified by distributors as an RF TxRx + MCU device for general ISM < 1 GHz use. Typical applications include utility metering (water, gas, electricity), wireless M-Bus and other narrowband metering stacks, industrial telemetry and SCADA links, security and alarm systems, and long-range ISM sensor networks where narrowband operation delivers maximum range per milliwatt. Design consideration: because the CC1125 targets narrowband channels, crystal accuracy and frequency planning are critical - a low-ppm crystal and careful RF layout around the exposed pad ground are essential to stay within channel masks at 868/915 MHz. This page synthesizes distributor pricing, drop-in alternatives within the TI CC112x/CC120x family, and practical design notes not found in the manufacturer datasheet.
CC113LRGPR - Sub-1GHz RF Receiver, -116dBm | Texas Instruments
The Texas Instruments CC113LRGPR is a cost-optimized Value Line sub-1 GHz RF receiver supporting FSK, GFSK, and OOK modulation across 315 MHz, 433 MHz, 868 MHz, and 915 MHz bands, with -116 dBm link sensitivity and up to 600 kbps data rate, housed in a 20-pin QFN (4x4 mm) surface-mount package with exposed pad. A sub-1 GHz RF receiver is a radio-frequency integrated circuit that demodulates low-frequency wireless signals, sitting within the broader hierarchy of wireless connectivity ICs: RF receiver -> RF transceiver family -> RF & wireless semiconductors. Sub-1 GHz radio offers longer range and lower power than 2.4 GHz alternatives such as Bluetooth or Zigbee, which is why it dominates metering, alarm, and telemetry systems. Key features of the CC113L include a highly configurable baseband demodulator, -116 dBm sensitivity at low data rates for maximum link budget, 600 kbps maximum data rate for fast telemetry, and a low 17.1 mA receive current for battery-powered designs. The receiver covers three frequency ranges - 300-348 MHz, 387-464 MHz, and 779-928 MHz - allowing one design to serve regional ISM bands worldwide. According to Texas Instruments, the CC113L circuit is based on the popular CC1101 RF transceiver and its RF performance characteristics are identical; the silicon is paired with the CC115L transmitter to create a low-cost split Tx/Rx RF link. Because the architecture is inherited from CC1101, register-level configuration tools, SmartRF Studio support, and reference designs port directly, reducing development risk. The integrated baseband supports packet handling, RSSI measurement, and carrier-sense functions via a serial configuration interface. Typical applications include wireless alarm and security receivers, smart metering gateways, industrial telemetry, keyless entry receivers, and low-power sensor polling systems. Pairing the CC113L receiver with the CC115L transmitter yields a cost-optimized bidirectional link without paying transceiver prices on both ends. Design consideration: the CC113L is receiver-only, so systems requiring bidirectional communication must budget for a separate transmitter or select a CC1101/CC110L transceiver instead. Antenna matching and RBIAS resistor placement follow the CC1101 reference designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, verified as of 2026-10-19.
CC113LRGPT - Sub-1GHz RF Receiver, -116dBm, 600kbps | TI
The Texas Instruments CC113LRGPT is a cost-optimized Value Line sub-1 GHz RF receiver supporting the 300-348 MHz, 387-464 MHz, and 779-928 MHz frequency bands (including 315 MHz, 433 MHz, 868 MHz, and 915 MHz ISM/SRD bands), with -116 dBm receive sensitivity and up to 600 kbps data rate, housed in a 20-pin QFN (4x4 mm, RGP) package rated from -40C to +85C. A sub-1 GHz RF receiver is a radio-frequency IC that demodulates low-frequency wireless signals such as FSK, GFSK, and OOK, converting modulated RF energy into digital baseband data. Within the system hierarchy, it belongs to the RF receiver category of wireless connectivity ICs, complementing transceivers and transmitters in low-power wireless links for sensor networks, telemetry, and industrial control. Because receive-only links do not need a transmitter chain, receiver-only parts reduce system cost and power consumption in downlink-only or asymmetric architectures. Key features of the CC113L include a highly configurable baseband demodulator supporting packet handling, a receive sensitivity of -116 dBm at low data rates for long-range links, a flexible frequency synthesizer supporting multi-band operation, and digital RSSI and LQI outputs for link quality assessment. The CC113L is based on the popular CC1101 RF transceiver, and according to Texas Instruments, RF performance characteristics are identical, which eases migration from existing CC1101-based receiver designs. The device integrates a low-IF superheterodyne receiver architecture with configurable channel filter bandwidths, enabling robust operation in congested ISM bands. Combined with the CC115L Value Line transmitter, the CC113L enables a low-cost, split-architecture RF link where the transmit side and receive side are optimized independently. Typical applications include 433 MHz and 868/915 MHz wireless sensor networks, smart metering downlinks, industrial telemetry and SCADA nodes, home automation receivers, and low-power alarm and security receivers. Its low active receive current and flexible sleep/wakeup strobe commands make it well suited for battery-powered nodes. A key design consideration is RF matching: the differential RF input requires a balanced-to-unbalanced (balun) network plus antenna matching components for optimal sensitivity, and crystal accuracy affects frequency error at the band edges. This page synthesizes verified distributor data, drop-in alternatives, comparison tables, and practical RF design notes not found in the manufacturer datasheet.
CC1150RGVR - Sub-1GHz RF Transmitter 10dBm | TI | ISM/SRD
The Texas Instruments CC1150RGVR is a true single-chip low-power UHF RF transmitter delivering up to 10 dBm output power at data rates up to 500 kBaud, housed in a 16-pin VQFN (RGV) package with exposed pad. It covers the 300-348 MHz, 400-464 MHz, and 800-928 MHz bands, targeting the 315, 433, 868, and 915 MHz ISM/SRD bands. A low-power RF transmitter is a semiconductor device that generates and modulates an RF carrier for wireless transmission, forming the transmit half of a wireless link. In the system hierarchy, the CC1150 sits within the sub-1 GHz radio family of wireless connectivity ICs, sitting above discrete VCO/PA solutions and complementary to TI's CC11xx receiver and transceiver line. Key features include a highly integrated architecture requiring only a crystal, a few passives, and an antenna; programmable data rate up to 500 kBaud; flexible FSK, GFSK, ASK, and OOK modulation; and a low-power design intended for battery-operated nodes. Power-down and wake-on-radio style operating modes minimize average current consumption in duty-cycled links. Technically, the CC1150 integrates a fractional-N synthesizer, direct modulation path, and power amplifier controlled through an SPI-compatible configuration interface, allowing register-level programming of frequency, deviation, channel spacing, and packet hardware. Configurable packet handling, CRC generation, and RSSI/status signaling simplify MCU firmware. Typical applications include 433 MHz and 868/915 MHz remote keyless entry, wireless alarm and security sensors, industrial telemetry, and AMR utility metering, where single-direction low-cost links dominate. Design consideration: RF layout quality dominates range - keep the VQFN exposed pad solidly grounded and follow the TI reference design for the matching network. This page synthesizes distributor availability, drop-in alternatives, and practical design guidance not consolidated in the manufacturer datasheet.
CC1150RGVT - Sub-1GHz RF Transmitter 10dBm | Texas Instruments
The Texas Instruments CC1150RGVT is a true single-chip UHF RF transmitter designed for very low power wireless applications, delivering up to 10 dBm output power with data rates up to 500 kBaud across the 300-348 MHz, 400-464 MHz and 800-928 MHz bands, housed in a 16-pin VQFN (RGV) package with exposed pad. A sub-1 GHz RF transmitter is a wireless semiconductor device that generates and modulates a radio-frequency carrier for one-way communication links. It sits within the hierarchy of RF integrated circuits under RF transceivers and wireless connectivity ICs, pairing with a microcontroller over a standard SPI serial interface. Because the link is transmit-only, the RF stack is simpler than a transceiver, reducing firmware complexity, bill-of-materials cost and power consumption in systems where data only flows from node to hub. Key features of the CC1150RGVT include its highly integrated multichannel architecture covering all major ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) frequency bands at 315, 433, 868 and 915 MHz, a programmable data rate up to 500 kBaud, and flexible modulation formats configured through registers. The integrated frequency synthesizer, power amplifier and low-power DSP-based architecture minimize the number of external components, while the antenna port connects directly to an external matching network. Technically, the CC1150 combines an integer-N synthesizer with a configurable modulation engine supporting FSK, GFSK, MSK and OOK operation, with packet handling and FIFO buffering managed in hardware. Configuration registers, calibration and burst-mode SPI transfers give designers fine-grained control over frequency deviation, channel spacing and output power. The device operates over an industrial -40C to +85C temperature range, and the exposed-pad VQFN-16 package provides good RF grounding and thermal performance on a standard four-layer PCB. Typical applications include low-power wireless sensor networks, smart metering and AMR endpoints, home and building automation nodes, wireless alarm and security transmitters, and remote keyless entry systems - all scenarios where a battery-powered node transmits short bursts and must conserve every microamp between transmissions. A key design consideration is RF layout: keep the matching network as close as possible to the antenna pins, use a solid ground plane connected to the exposed pad with multiple vias, and follow the reference designs in the CC1150 user guide for antenna matching at 433 MHz or 868/915 MHz. Crystal accuracy directly affects frequency error, so specify a crystal with appropriate tolerance for the chosen channel spacing. This page synthesizes verified distributor data, drop-in alternative analysis, and practical RF design notes not found in the manufacturer datasheet, providing a single citable reference for engineers evaluating the CC1150RGVT.
CC115LRGPR - Sub-1GHz RF Transmitter 12dBm | Texas Instruments
The Texas Instruments CC115LRGPR is a value line sub-1 GHz RF transmitter supporting FSK, GFSK, and OOK modulation with up to 12 dBm output power and data rates up to 600 kbps, covering the 300-348 MHz, 387-464 MHz, and 779-928 MHz ISM/SRD frequency bands in a 20-pin VQFN (RGP) exposed-pad package rated from -40C to +85C. A sub-1 GHz RF transmitter is a single-chip wireless device that converts baseband data into a modulated RF carrier for license-free industrial, scientific, and medical (ISM) or short-range device (SRD) bands. Within the wireless connectivity hierarchy, it sits below full transceivers (which add a receive path) and above complete modules, forming the transmit half of a low-cost RF link. Texas Instruments designed the CC115L value line transmitter to pair with the CC113L value line receiver, enabling a bidirectional-capable but cost-optimized radio system. Key features include RF performance identical to the popular CC1101 RF transceiver, 12 dBm maximum output power for range-critical links, flexible FSK/GFSK/OOK modulation, and data rates up to 600 kbps. A fast wake-to-transmit latency of approximately 240 microseconds supports aggressive duty-cycling for battery-powered nodes. The device requires minimal external components: only a crystal, a few decoupling capacitors, and a simple antenna-matching network. Technically, the CC115L shares its radio architecture and register map with the CC1101, which means SmartRF Studio configuration files and RF register settings developed for CC1101 transmit chains port directly to the CC115L. The standard SPI interface (SCLK, SI, SO, CSn) connects to virtually any low-cost microcontroller, and packet-oriented data FIFOs offload the host MCU from bit-level timing. TX-only operation reduces die area and cost compared with the CC1101 transceiver. Typical applications include 433 MHz and 868/915 MHz remote controls and keyless entry, wireless alarm and security sensors, sub-1 GHz IoT sensor nodes for smart metering, and industrial telemetry where the 12 dBm output extends link range through building structures. According to Texas Instruments, the CC115L is EN 300 220 and FCC Part 15-friendly for SRD system designs. Design consideration: RF matching networks are band-specific; use TI reference designs (e.g., the 433 MHz and 868/915 MHz matching networks in the CC115L datasheet) and place the exposed ground pad on a solid ground plane with multiple vias for RF ground integrity and thermal dissipation. This page synthesizes distributor pricing, drop-in alternative analysis, pinout data, and practical RF layout guidance not found together in the manufacturer datasheet, with pricing verified as of 2026-10-19.
CC115LRGPT - Sub-1GHz RF Transmitter 12dBm | TI
The Texas Instruments CC115LRGPT is a value line sub-1 GHz RF transmitter delivering up to 12 dBm output power at 600 kbps data rate, housed in a 20-pin VQFN (RGP) 4x4 mm package with exposed pad. It supports FSK, GFSK, and OOK modulation in the 315 MHz, 433 MHz, 868 MHz, and 915 MHz ISM/SRD frequency bands. A sub-1 GHz RF transmitter is a wireless integrated circuit that generates modulated RF carriers for low-data-rate, long-range links. Within the radio hierarchy, it sits below full transceivers (no receive path) and above pure RF front ends, forming part of a broader power-management and connectivity ecosystem alongside microcontrollers and antenna matching networks. Sub-1 GHz links favor range and penetration over bandwidth, making them the backbone of sensor networks and remote-control systems. Key features include a cost-optimized architecture derived from the popular CC1101 RF transceiver with identical RF performance characteristics, support for both asynchronous and synchronous serial transmit modes for backwards compatibility with existing radio protocols, and a compact QLP 4x4 mm 20-pin footprint that suits space-constrained designs. Technically, the CC115L integrates a complete transmit chain: a fractional-N synthesizer, programmable frequency synthesizer control via an SPI-compatible interface, and a power amplifier with programmable output power up to 12 dBm. The device is suited for systems targeting compliance with EN 300 220 (Europe) and FCC CFR Part 15 (US) per the TI product page. Typical applications include low-cost wireless sensor nodes, remote keyless entry transmitters, and one-way telemetry links, where pairing the CC115L transmitter with a CC113L value line receiver enables a complete low-cost bidirectional RF link. When designing with the CC115LRGPT, follow the TI reference designs for RF matching network components and reference oscillator layout; supply voltage is 2.5V to 3.3V per distributor data, and the exposed pad must be soldered to a solid ground plane for RF performance. This page synthesizes distributor availability, drop-in alternatives, and practical design guidance beyond what the manufacturer datasheet provides.