Product Parameter
Operating voltage range: 1.9V~3.6V, recommended voltage around 3.3V, current in standby mode is only 12.5MA
NRF905 operating frequency band: 422.4~473.5MHz
Maximum data transfer rate: 50KBPS
Maximum transmission power: 10DBM
The transmission power can be set to 10DBM, 6DBM- 2DBM and -10DBM
Function: Transmit/Receive
Frequency stabilization method: PLL
Modulation method: FSK/GMSK
Sensitivity:- 100DBM
Product Introduction
NRF905. is a high-performance 433M wireless transceiver module optimized and designed based on the latest packaging revision of NR905 wireless transceiver C by Norwegian NORDIC company.
Product Field
Vehicle monitoring, remote control, telemetry, small wireless network, wireless meter reading, access control system, community paging, industrial data acquisition system, wireless tags, identity recognition, non-contact RF smart card, small wireless data terminal, security fire prevention system, wireless remote control system, biological signal acquisition, hydro meteorological monitoring, robot control, wireless 232 data communication, wireless 485/422 data communication, digital audio, digital image transmission, etc.
Product Features
| 管脚 Pin | 名称 Name | 管脚功能 Pin function | 说明 Explain |
| 1 | VCC | 电源 Power Supply | 电源1.9-3.6VDC，推荐电压3.3V左右 Power supply 1.9-3.6VDC, recommended voltage around 3.3V |
| 2 | TX_EN | 数字输入 Digital input | TX_EN=1，TX模式;TX_EN=0，RX模式 TX-IN=1, TX mode; TX-IN=0, RX mode |
| 3 | CE | 数字输入 Digital input | 使能芯片发射或接收 Enable chip transmission or reception |
| 4 | PWR | 数字输入 Digital input | 芯片上电 Chip power on |
| 5 | UCK | 时钟输出 Clock output | 该脚废弃不用，向后兼容 This foot is useless and backward compatible |
| 6 | CD | 数字输出 Digital output | 载波检测 Carrier detection |
| 7 | AM | 数字输出 Digital output | 地址匹配 Address matching |
| 8 | DR | 数字输出 Digital output | 接收或发射数据完成 Receiving or transmitting data completed |
| 9 | MISO | SPI接口 SPI interface | SPI输入 SPI Input |
| 10 | MDSI | SPI接口 SPI interface | SPI输出 SPI Output |
| 11 | SCK | SPI时钟 SPI Clock | SPI时钟 SPI Clock |
| 12 | CSN | SPI使能 SPI Enabled | SPI使能 SPI Enabled |
| 13 | GND | 接地 Grounding | 接地 Grounding |
| 14 | GND | 接地 Grounding | 接地 Grounding |
Product Size
Product Show
Payment&Transportation
Official Certificate&Certificate
Multiple product supply
Company office environment
Warehouse Real Shot
Standard packaging
We also provide ：
| Part No | Manufacturer | Date Code | Quantity | Description |
| LM22676ADJ | NS | 19+ | 250 | SOP8 |
| TPS562201DDCR | TI | 22+ | 795500 | SOT23-6 |
| NJG1806K75 | JRC | 22+ | 500000 | DFN6 |
| TLV74318PDQNR | TI | 22+ | 402000 | X2SON-4 |
| NJG1801K75 | JRC | 22+ | 300000 | SMD |
| NJG1804K64 | JRC | 22+ | 300000 | DFN8 |
| LM27761DSGR | TI | 22+ | 151000 | WSON8 |
| TLV62565DBVR | TI | 22+ | 138000 | SOT23-5 |
| TPS613222ADBVR | TI | 22+ | 108000 | SOT23-5 |
| LNK625DG-TL | POWER | 22+ | 100000 | SOP-8 |
| OPA4322AIPWR | TI | 22+ | 100000 | TSSOP14 |
| TLV75528PDRVR | TI | 22+ | 99000 | WSON-6 |
| TPS7A2025PDQNR | TI | 22+ | 78500 | X2SON-4 |
| TLV62568DBVR | TI | 22+ | 72000 | SOT23-5 |
| STM32L051K8U6TR | ST | 22+ | 60000 | QFN32 |
| SKY66421-11 | SKYWORKS | 22+ | 56500 | QFN16 |
| TPS7A1111PDRVR | TI | 22+ | 54000 | WSON6 |
| TLV62569PDDCR | TI | 22+ | 52000 | SOT23-6 |
| TLV62569DBVR | TI | 22+ | 48000 | SOT23-5 |
| TPS23753APWR | TI | 22+ | 40000 | TSSOP14 |
| NB691GG-Z | MPS | 22+ | 30000 | QFN |
| SN74AHC1G02DBVR | TI | 22+ | 27939 | SOT-23 |
| TPS63000DRCR | TI | 22+ | 23238 | VSON10 |
| TLV75533PDRVR | TI | 22+ | 21500 | WSON6 |
| NB687BGQ-Z | MPS | 22+ | 20000 | QFN |
| A3916GESTR-T-1 | ALLEGRO | 22+ | 17150 | QFN-20 |
| TPS62135RGXR | TI | 22+ | 15000 | VQFN11 |
| TLE2022AMDR | TI | 0803+ | 12500 | SOP8 |
| TPS23756PWPR | TI | 22+ | 12000 | HTSSOP-20 |
