CC1020RSSR - Narrowband FSK/OOK RF Transceiver 402-960MHz | TI
N.º da peça: CC1020RSSR ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $40.71 | $40,71 |
| 10 | $40.71 | $407,10 |
| 100 | $40.71 | $4.071,00 |
| 500 | $40.71 | $20.355,00 |
| 1.000 | $40.71 | $40.710,00 |
CC1020RSSR Visão geral
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.
Alternativas drop-in para CC1020RSSR — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
CC1020RUZR
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
CC1020RUZ
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
CC1020RSS
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
CC1020-RTR1
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
CC1020RSSR Especificações
| Product Type | Single-chip FSK/OOK CMOS RF transceiver |
| Frequency Range | 402 MHz to 470 MHz, 804 MHz to 960 MHz |
| Modulation | FSK, GFSK, OOK |
| Maximum Data Rate | 153.6 kBaud |
| Receiver Sensitivity | -118 dBm |
| Maximum Output Power | 10 dBm |
| Receive Current | 19.9 mA |
| RF Family / Standard | General ISM < 1 GHz |
| Serial Interface | SPI, UART |
| Technology | CMOS |
| Temperatura de operação | -40C to +85C |
| Encapsulamento | 32-VQFN (RSS) with exposed pad |
| Tipo de montagem | Surface Mount |
| Packaging | Tape & Reel (CC1020RSSR) |
Guia de Configuração de Pinos do CC1020RSSR 32-vqfn (rss) with exposed pad
Configuração de pinos para CC1020RSSR (pacote 32-vqfn (rss) with exposed pad). A numeração dos pinos, funções e diagramas de conexão estão definidos no datasheet do fabricante. Consulte-o para o footprint exato e diretrizes de soldagem.
Nenhum dado detalhado de pinagem disponível para CC1020RSSR.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
CC1020RSSR é adequado para 6 aplicaçãos: 433 MHz ISM Telemetry, Wireless Metering and AMR, Alarm and Security Systems, 868/915 MHz Industrial Short-Range Links, 402-470 MHz Licensed Narrowband Data Radio, Legacy CC1020 Design Continuity and Second Sourcing.
433 MHz ISM Telemetry
The CC1020RSSR fits 433 MHz telemetry directly because 433 MHz sits inside its 402-470 MHz range and its narrow FSK channels exploit the full permitted band occupancy. With -118 dBm sensitivity and up to +10 dBm output power, a telemetry link achieves substantial fade margin over the several-hundred-meter ranges typical of utility and environmental monitoring. In use, the host MCU programs frequency, deviation, and data rate (up to 153.6 kBaud) via SPI, then duty-cycles the 19.9 mA receiver to conserve battery. Narrow-channel filtering gives superior coexistence versus wideband radios in dense installations, which is why legacy metering networks standardized on this device.
Recomendado
Wireless Metering and AMR
Automatic meter reading (AMR) endpoints in the 402-470 MHz licensed-narrowband space benefit from the CC1020RSSR's purpose-built narrowband architecture. The -118 dBm sensitivity supports reading meters in basements and metal enclosures where path loss is high, while programmable channel spacing keeps each meter on an assigned narrow channel to avoid inter-system interference. The 19.9 mA receive current, gated by an MCU over the SPI/UART interface, permits years of battery life with hourly read cycles; transmit bursts at +10 dBm are short and infrequent. Its CMOS integration eliminates external IF or synthesizer components, shrinking meter PCB area and bill-of-materials cost.
Recomendado
Alarm and Security Systems
Wireless alarm sensors and panels in the 868 MHz and 915 MHz SRD bands are a natural fit: the CC1020RSSR's second band, 804-960 MHz, covers both regulatory domains with a single layout. Security links prioritize reliability over throughput, and the narrow FSK mode with -118 dBm sensitivity ensures wake-up and status messages survive building obstructions. OOK mode provides simple, robust signaling for low-cost sensor nodes, while GFSK supports encrypted panel-to-sensor traffic at moderate baud rates. The SPI configuration interface allows the panel MCU to hop among pre-programmed narrow channels, reducing jamming vulnerability in monitored premises.
Recomendado
868/915 MHz Industrial Short-Range Links
Industrial short-range links - machine status, process sensor backhaul, crane and AGV telemetry - operate legally at 868 MHz (Europe) and 915 MHz (Americas), both inside the CC1020RSSR's 804-960 MHz band. Narrowband channels deliver longer range per milliwatt than wideband alternatives, so the +10 dBm maximum output suffices where competing radios need more, easing spurious-emission compliance. At 153.6 kBaud maximum data rate the device handles SCADA-style register polling comfortably. Industrial environments add multipath and interference; the narrow IF filter and RSSI output let firmware reject occupied channels before transmitting, improving network reliability without extra hardware.
Recomendado
402-470 MHz Licensed Narrowband Data Radio
In several regions the 402-470 MHz range hosts licensed or lightly-licensed narrowband channels (for example 446 MHz tiers and UHF telemetry allocations). The CC1020RSSR was designed for exactly these systems: programmable fractional-N synthesizer steps the carrier onto precise narrow channels, and narrow FSK with matched IF filtering meets stringent adjacent-channel masks. The -118 dBm sensitivity extends range beyond typical SRD equipment, important for fixed station-to-remote links covering kilometers with modest antennas. Configuration through SPI/UART lets system integrators lock the radio to fixed channel plans, and the exposed-pad VQFN package supports rugged industrial thermal and vibration requirements.
Recomendado
Legacy CC1020 Design Continuity and Second Sourcing
A practical application is sustaining legacy products designed around the CC1020: the 2008 RSS-to-RUZ package transition means boards specified with CC1020RSSR are now fulfilled with CC1020RUZR, and procurement teams must manage suffix mapping, land-pattern verification, and PCN traceability. Using the verified cross-references (CC1020RSS, CC1020RUZ, CC1020-RTR1), manufacturers can keep narrowband product lines shipping without redesigning the radio section. Because the die is unchanged, firmware, RF matching, and regulatory certifications carry over once the package outline is validated, making this the lowest-risk path for long-lifecycle industrial, metering, and security products still in production today.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para CC1020RSSR — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | CC1020RUZR | CC1020RUZ | CC1020RSS | CC1020-RTR1 |
|---|---|---|---|---|---|
| Package | 32-VQFN (RSS) exposed pad | 32-VQFN (RUZ) - current TI package variant | 32-VQFN (RUZ) - same as RUZR | 32-VQFN (RSS) - same as target | 32-VQFN (RSS) - same as target |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Frequency Range | 402-470 / 804-960 MHz | 402-470 / 804-960 MHz (same die) | 402-470 / 804-960 MHz (same die) | 402-470 / 804-960 MHz | 402-470 / 804-960 MHz |
| Receiver Sensitivity | -118 dBm | -118 dBm | -118 dBm | -118 dBm | -118 dBm |
| Max Output Power | 10 dBm | 10 dBm | 10 dBm | 10 dBm | 10 dBm |
| Max Data Rate | 153.6 kBaud | 153.6 kBaud | 153.6 kBaud | 153.6 kBaud | 153.6 kBaud |
| Receive Current | 19.9 mA | 19.9 mA | 19.9 mA | 19.9 mA | 19.9 mA |
| Supply Status | Active (APN - ships as CC1020RUZR since 2008) | Active - current orderable variant | Active - current package variant | Legacy RSS suffix - limited channel stock | Cross-reference listing - verify availability |
Principais diferenciais
- Guaranteed architecture continuity via APN mapping (vs CC1020RUZR)
- True narrowband specialization (vs CC1020RSS)
- Trade-off: legacy architecture (vs CC1020RUZ)
Notas de projeto
The CC1020 is supplied in a 32-VQFN exposed-pad package, and the exposed pad is the primary RF and thermal ground path - it must be soldered to a continuous ground plane with an array of thermal vias. Follow the TI reference-design layout for the VCO inductor and PLL loop filter exactly: component placement and trace geometry directly affect phase noise and lock time. Keep the RF matching network compact and place decoupling capacitors at each supply pin per the datasheet typical application circuit.
Do not confuse the RSS and RUZ suffixes during procurement: since 2008 TI ships CC1020RUZR against CC1020RSSR orders (the RSS suffix is an APN). Before reusing an existing RSS-based PCB layout with RUZ parts, overlay the datasheet land-pattern drawings to confirm footprint compatibility - TI classified this transition as a major change, so dimensional verification is mandatory. Also confirm regulatory band plans: 402-470 MHz channels may be licensed in some jurisdictions even though the IC covers them.
With 19.9 mA receive current and up to +10 dBm transmit power, budget the radio supply separately from digital rails to prevent TX-induced supply droop from resetting the host MCU. For battery nodes, gate the receiver via the SPI-configurable power-down modes and account for PLL lock time in the duty-cycle schedule; a node receiving one second per hour averages only a few microamps of radio current. Place bulk and 100 nF ceramic decoupling immediately at the supply pins, per the TI application reference design.
Informações de conformidade
Compliance status was not present in the verified web data. Consult the TI.com product page quality/environmental section for RoHS and REACH status of CC1020RSSR and CC1020RUZR.
