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[Other] nrf905lib

Description: 自己画的NRF905的5*5MM,32L的QFN封装,不容易画啊,网上找不到下载的-painted himself of the 5 * NRF905 5MM, 32L QFN package, it is not easy painting ah, no download online
Platform: | Size: 3282 | Author: 陈猴子 | Hits:

[Internet-Network] headset-QFN-RC4.0-compact_BV-001-3A

Description: 蓝牙耳机代码，可以作为重要参考阅读您的文件包然后写出其具体功能
Platform: | Size: 4757877 | Author: tang jianwen | Hits:

[ActiveX/DCOM/ATL] BCM2044_Mono_Design

Description: boardcom蓝牙耳机参考资料,比CSR BC4 QFN性能好很到啊,大家可以了解一下
Platform: | Size: 4472844 | Author: 罗波 | Hits:

[Documents] BC68 -ROM QFN Data Sheet.pdf

Description: BC68 -ROM QFN Data Sheet.pdf
Platform: | Size: 794534 | Author: bluetoothpilot@gmail.com | Hits:

[Other] nrf905lib

Description: 自己画的NRF905的5*5MM,32L的QFN封装,不容易画啊,网上找不到下载的-painted himself of the 5* NRF905 5MM, 32L QFN package, it is not easy painting ah, no download online
Platform: | Size: 3072 | Author: 陈猴子 | Hits:

[ActiveX/DCOM/ATL] BCM2044_Mono_Design

Description: boardcom蓝牙耳机参考资料,比CSR BC4 QFN性能好很到啊,大家可以了解一下
Platform: | Size: 4472832 | Author: | Hits:

[SCM] MAX7044

Description: MAX7044是基于晶振PLL 的VHF/UHF发射器芯片，在300 MHz～450 MHz频率范围内发射OOK/ASK数据，数据速率达到100 kbps，输出功率+13 dBm(50Ω负载)，电源电压+2.1～+3.6 V，电流消耗在2.7 V时仅7.7 mA。工作温度范围一40℃～＋125℃，采用3 mm×3 mm SOT23 - 8封装。 MAX7033是一个完全集成的低功耗CMOS超外差接收器芯片，接收频率范围在300 MHz～450 MHz的ASK信号。接收器射频输入信号范围从一114 dBm-0dBm。MAX7033芯片内部包含有LNA、差分镜像抑制混频器、PLL、VCO、10.7 MHz IF限幅放大器、AGC、RSSI、模拟基带数据信号恢复等电路。工作电压+3.3 V或+5.0V，250μs启动时间，低功耗模式电流消耗<3.5μA，工作温度-40℃～＋105℃，采用TSSOP-28和薄形QFN-EP* *-32封装。 MAXT044发射器芯片与接收器芯片MAX7033配套，适合汽车遥控、无键进入系统、安防系统、车库门控制、家庭自动化、无线传感器等应用。 -MAXT044发射器芯片与接收器芯片MAX7033配套，适合汽车遥控、无键进入系统、安防系统、车库门控制、家庭自动化、无线传感器等应用。
Platform: | Size: 173056 | Author: backoff | Hits:

[MTK] 5800C

Description: 5800C Fm芯片资料和驱动代码 技术特点： *国内首颗采用CMOS工艺的调频收音机芯片； *驱动能力强，可直接驱动耳机及放大器； *功耗低，比国外先进方案还低1mA； *频率覆盖从76M-108M的各国调频波段； *高度集成度，所需外围器件数为零； *强大的LOW-IF数字音频结构； *强大的数字信号处理技术（DSP）,实现自动频率控制和自动增益控制； *数字自适应噪声抑制 接受灵敏度高、音质出色、立体声效果优异； *支持重低音，可调式电台搜寻、柔软静音和混音等功能； *只需一个32.768K晶振作为参考时钟； *支持I2C和SPI数字接口，支持I2S音频接口，可以配合所有多媒体处理芯片； *可调去加重（50／75 us) ； *模拟和数字音量控制； *线性模拟输出电压； *两线和三线控制接口模式； *封装面积： 4×4mm，24-pin QFN-5800C Fm chip code data and drive Technical characteristics: * Domestic first CMOS process using the FM radio chip * Drive ability, and can directly drive headphones and amplifier * Low power consumption, advanced program than lower 1mA * Frequency coverage from 76M-108M FM band of countries * A high degree of integration, necessary to zero the number of peripheral devices * LOW-IF powerful digital audio structure * A powerful digital signal processing technology (DSP), automatic frequency control and AGC * Digital Adaptive Noise Reduction Acceptance of high sensitivity, excellent sound quality, excellent stereo sound effects * To support the heavy bass, adjustable radio search, soft mute and blend functions * Only one 32.768K crystal as a reference clock * Support for I2C and SPI digital interface to support I2S audio interface will be in line with all the multimedia processing chip * Adjustable de-emphasis (50/75 us) * Analog and digital volu
Platform: | Size: 1367040 | Author: 文社 | Hits:

[MTK] NRF905Datesheet

Description: NRF905 Datesheet 这东西还是有用到的时候的。收藏起来。 nRF905： 工作电压为1.9～3.6V 32引脚QFN封装(5×5mm) 433/868/915MHz频道 SPI接口 GMSK调制，抗干扰能力强 外围元件少 产品易开发 -NRF905 Datesheet this stuff was useful to time. Away. nRF905: working voltage of 1.9 ~ 3.6V 32-pin QFN package (5 × 5mm) 433/868/915MHz Channel SPI interface GMSK modulation, anti-interference ability fewer external components prone to develop products
Platform: | Size: 239616 | Author: 文社 | Hits:

[Other] fengzhuang

Description: 全系列芯片封装类型,SOP,QFN,DIP等-Full range of types of chip packaging, SOP, QFN, DIP, etc.
Platform: | Size: 1890304 | Author: 张凯 | Hits:

[Communication-Mobile] DIP-QPN

Description: pic18f4620的DIP转QFN的PCB板，protel打开-QFN to DIP the pic18f4620 the PCB board, protel Open
Platform: | Size: 43008 | Author: | Hits:

[Program doc] nRF24L01P_Product_Specification_1_0

Description: 单片2.4ghzISM频道2Mbps高速无线通信芯片nrf24l01+说明书-- Drop in compatible with the nRF24L01 - Worldwide 2.4GHz ISM band operation - Up to 2 Mbps on-air data rate - Ultra low power operation and advanced power management - 11.3mA peak TX current at 0dB output power - 13.5mA peak RX current at 2 Mbps air data rate - 900nA in power down mode - On chip voltage regulator, 1.9 to 3.6V supply range - Enhanced ShockBurstTM hardware link layer - Automatic packet assembly (Preamble, Address and CRC) - Dynamic payload length - Selective auto acknowledgment with payload - Auto retransmit - 6 data pipe MultiCeiverTM - Fully air compatible with Nordic nRF2401A, 02, E1 and E2 at 1 Mbps and 250 kbps air data rates - Low cost external ±60ppm 16MHz crystal - 5V tolerant inputs - Low cost chip inductors - Compact 20-pin 4x4mm QFN package
Platform: | Size: 991232 | Author: 张进 | Hits:

[Software Engineering] SI4720_SILABS_202981

Description: The Si4720/21 is the first single chip FM radio transceiver. The proven and patented digital architecture of the Si4720/21 combines the functionality of the Si470x FM radio receiver with the Si471x FM transmitter, offering full FM receive and transmit capabilities in a single, ultra-small 3x3x0.55 mm QFN package.
Platform: | Size: 175104 | Author: Yu Jian | Hits:

[Program doc] CS-125215-DS-7

Description: BlueCore6 QFN 规格： Features ■ Fully qualified Bluetooth® v2.1 + EDR specification ■ Piconet and scatternet support ■ Minimum external components ■ Low-power 1.5V operation, 1.8V to 3.6V I/O ■ Integrated 1.8V and 1.5V regulators ■ UART to 4Mbaud ■ SDIO (Bluetooth Type A)/CSPI interface ■ Integrated CSR AuriStream® low-power codec for wide-band voice quality ■ Deep sleep SDIO operation ■ 40-lead 6 x 6 x 0.6mm 0.5mm pitch QFN ■ Support for IEEE 802.11 coexistence ■ Green ( RoHS and no antimony or halogenated flame retardants)-BlueCore6 QFN Spec
Platform: | Size: 1177600 | Author: lilin | Hits:

[Embeded-SCM Develop] QFN

Description: QFN封装库,用于绘制DXP或Protel 99se的PCB图-QFN lib，make you use DXP to Painting a Circuit diagram.that very good,must be used.
Platform: | Size: 8192 | Author: SLZ | Hits:

[SCM] SI4463

Description: SILABS新推出SI4463完整DEMO板原理图、PCB图、DEMO程序下载。传输距离1000~2000米 SILABS新推出EZradioPRO系列RFIC:SI4432,适合长远距离的无线数据传输应用.其发射功率+20dbm,接收灵敏度-116dbm,通讯距离2000米 SI4463特点 频率范围= 119–1050 MHz 接收灵敏度 = –126 dBm 调频模式 (G)FSK and 4(G)FSK OOK and ASK 最大输出功率 +20 dBm (Si4464/63) +16 dBm (Si4461) +13 dBm (Si4460) PA支持 +27 dBm 低功耗 10/13 mA RX 19 mA TX at +10 dBm (Si4460) 待机模式 30 nA shutdown, 50 nA standby 波特率= 0.123 kbps to 1Mbps 快速唤醒转换时间 支持电压= 1.8 to 3.6 V Excellent selectivity performance 60 dB adjacent channel > 73 dB blocking at 1 MHz 天线多样性和T / R开关控制 高度可配置的包处理程序 TX and RX 64 byte FIFOs 自动频选(AFC) 自动增益控制 (AGC) 低成本 Low Battery Detector 温度传感器 20-pin QFN 封装 IEEE 802.15.4g compliant FCC Part 90 Mask D -SILABS new EZradioPRO series RFICs: SI4432, suitable for long-term distance wireless data transmission applications. Emission power+20dbm, receiver sensitivity-116dbm 2000 meters communication distance the SI4463 characteristics of the frequency range = 119-1050 MHz Receiving Sensitivity =-126 dBm FM mode ( G) FSK and 4 (G) FSK OOK and ASK the maximum output power+20 dBm (Si4464/63)+16 dBm, (Si4461)+13 dBm, (Si4460) PA to support+27 dBm low-power 10/13 mA RX 19 mA TX at+10 dBm (Si4460) 30 nA of the shutdown of the standby mode, 50 nA, the standby baud rate = 0.123 kbps to 1Mbps fast wake-up voltage conversion time support = 1.8 to 3.6 V Excellent selectivity Performance 60 dB adjacent channel> 73 dB, the blocking at 1 MHz antenna diversity and T/R switch control highly configurable packet handler TX and RX 64 byte FIFOs automatic frequency-selective (AFC) Automatic Gain Control (AGC) low-cost Low Battery Detector temperature sensor 20-pin QFN package IEEE 802.15.4g compliant FCC Par
Platform: | Size: 2699264 | Author: 王超 | Hits:

[File Format] EPM2428V120327

Description: EPM2428 is a new product belonging to RFIC’s EPM family. It’s a three-stage power amplifier with super high output power in 2.4-2.5GHz band utilizing InGaP/GaAs HBT process. With excellent linearity performance, the device delivers 28dBm output power and 3 EVM at 4.5V under 54Mbps OFDM (IEEE802.11g) modulation, and 31dBm output power meeting 802.11b spectrum mask respectively. Products in EPM family integrate input matching, output matching and partial RF choke on chip. It offers the users good balance in performance and cost. EPM2428 is housed in a 16 pin 4X4 (mm 2 ) QFN leadless package.-EPM2428 is a new product belonging to RFIC’s EPM family. It’s a three-stage power amplifier with super high output power in 2.4-2.5GHz band utilizing InGaP/GaAs HBT process. With excellent linearity performance, the device delivers 28dBm output power and 3 EVM at 4.5V under 54Mbps OFDM (IEEE802.11g) modulation, and 31dBm output power meeting 802.11b spectrum mask respectively. Products in EPM family integrate input matching, output matching and partial RF choke on chip. It offers the users good balance in performance and cost. EPM2428 is housed in a 16 pin 4X4 (mm 2 ) QFN leadless package.
Platform: | Size: 79872 | Author: tsairuoyun | Hits:

[Embeded-SCM Develop] QFN

Description: QFN封装库,用于绘制DXP或Protel 99se的PCB图-QFN lib，make you use DXP to Painting a Circuit diagram.that very good,must be used.
Platform: | Size: 8192 | Author: ptsho | Hits:

[Other] QFN封装库全集 (protel封装)

Description: QFN库，AD库，可直接使用的芯片封装库(QFN library,AD library)
Platform: | Size: 5120 | Author: 爬山虎的脚 | Hits:

[Other] 转换板200724

Description: 用rtl8152b做的USB转网络，RTL8152B的封装QFN-24_4，已调试好，可直接使用。(Rtl8152b to do USB to network, rtl8152b package is qfn-24_ 4 Using rtl8152b to make USB to network, rtl8152b package qfn-24_ 4. It has been debugged and can be used directly.)
Platform: | Size: 53248 | Author: 湘江之子 | Hits:
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