NRF2401AG Nordic VLSI, NRF2401AG Datasheet
NRF2401AG
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NRF2401AG Summary of contents
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PRODUCT SPECIFICATION Single chip 2.4 GHz Transceiver FEATURES • True single chip GFSK transceiver in a small 24-pin package (QFN24 5x5mm) • Data rate 0 to1Mbps • Only 2 external components • Multi channel operation • 125 channels • Channel ...
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... PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Type Number NRF2401AG NRF2401A-EVKIT Evaluation kit (2 test PCB, 2 configuration PCB, SW) Table 2 nRF2401A ordering information BLOCK DIAGRAM PWR_UP DuoCeiver ShockBurst DEMOD CE Clock Recovery, DR2 DataSlicer ADDR DOUT2 Data Channel 2 Decode CLK2 CRC Code/Decode DR1 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver PIN FUNCTIONS Pin Name Pin function 1 CE Digital Input 2 DR2 Digital Output 3 CLK2 Digital I/O 4 DOUT2 Digital Output 5 CS Digital Input 6 DR1 Digital Output 7 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ELECTRICAL SPECIFICATIONS Conditions: VDD = +3V, VSS = 0V, T Symbol Parameter (condition) Operating conditions VDD Supply voltage TEMP Operating Temperature Digital input pin V HIGH level input voltage IH V ...
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... PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver PACKAGE OUTLINE nRF2401AG uses the QFN24 5x5 package, with matt tin plating. Nordic Semiconductor ASA - Vestre Rosten 81, N-7075 Tiller, Norway Revision: 1.1 - Phone +4772898900 Page Fax +4772898989 March 2006 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Package Type A A1 SAW QFN24 Min 0.8 0.00 (5x5) Typ 0.85 0.02 Max 0.90 0.05 Figure 3 nRF2401A package outline. Dimensions are in mm. Package marking ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Absolute Maximum Ratings Supply voltages VDD............................- 0. 3.6V VSS .................................................. 0V Input voltage V ....................... - 0.3V to VDD + 0.3V I Output voltage V ...................... - 0.3V to ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Glossary of Terms Term CLK CRC GFSK ISM MCU OD PWR_DWN PWR_UP RX ST_BY TX Nordic Semiconductor ASA - Vestre Rosten 81, N-7075 Tiller, Norway Revision: 1.1 Description ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver MODES OF OPERATION Overview The nRF2401A can be set in the following main modes depending on three control pins: Mode Active (RX/TX) Configuration Stand by Power down Table 6 nRF2401A main ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ShockBurst™ The ShockBurst™ technology uses on-chip FIFO to clock in data at a low data rate and transmit at a very high rate thus enabling extremely power reduction. When operating the ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver NO nRF2401A in TM ShockBurst TX (CE=hi)? YES uController Loading ADDR and PAYLOAD data nRF2401A Calculating CRC NO CE=Low? YES nRF2401A Pre- Adding Preamble amble nRF2401A Sending TM ShockBurst Package (250 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver • nRF2401A return to stand-by when finished nRF2401A ShockBurst RX? YES nRF2401A Detects PREAMBLE and Incoming Data NO Correct ADDR? YES nRF2401A Receives Data and Checking CRC NO ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver nRF2401A ShockBurst™ Receive: MCU interface pins: CE, DR1, CLK1 and DATA (one RX channel receive) 1. Correct address and size of payload of incoming RF packages are set when nRF2401A is ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver DuoCeiver™ Simultaneous Two Channel Receive Mode In both ShockBurst™ & direct modes the nRF2401A can facilitate simultaneous reception of two parallel independent frequency channels at the maximum data rate. This means: ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Configuration Mode In configuration mode a configuration word bytes is downloaded to nRF2401A. This is done through a simple 3-wire interface (CS, CLK1 and DATA). For more ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver DEVICE CONFIGURATION All configuration of the nRF2401A is done via a 3-wire interface to a single configuration register. The configuration word can bytes long for ShockBurst™ use ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Configuration Word overview Bit Number position of bits 143:120 24 TEST 119:112 8 DATA2_W 111:104 8 DATA1_W 103:64 40 ADDR2 63:24 40 ADDR1 23:18 6 ADDR_W 17 1 CRC_L 16 1 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Configuration Word Detailed Description The following describes the function of the 144 bits (bit 143 = MSB) that is used to configure the nRF2401A. General Device Configuration: bit[15:0] ShockBurst™ Configuration: bit[119:16] ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ShockBurst™ configuration: The section bit[119:16] contains the segments of the configuration register dedicated to ShockBurst™ operational protocol. After VDD is turned on ShockBurst™ configuration is done once and remains set whilst ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ADDRx 103 102 101 … …. Table 12 Address of receiver #2 and receiver #1. Bit 103 – 64: ADDR2: Receiver address channel bit. ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver General device configuration: This section of the configuration word handles RF and device related parameters. Modes: RX2_EN CM RFDR_SB Table 14 RF operational settings. Bit 15: RX2_EN: Logic ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Bit 9-8: RF_PWR: Sets nRF2401A RF output power in transmit mode: RF OUTPUT POWER D9 Table 16 RF output power setting. RF channel & direction 7 6 Table 17 Frequency channel ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver DATA PACKAGE DESCRIPTION PRE-AMBLE ADDRESS Figure 11 Data Package Diagram The data packet for both ShockBurst™ mode and direct mode communication is divided into 4 sections. These are: • 1. PREAMBLE ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver IMPORTANT TIMING DATA The following timing applies for operation of nRF2401A. nRF2401A Timing Information nRF2401A timing PWR_DWN Configuration mode PWR_DWN Active mode (RX/TX) ST_BY TX ShockBurst™ ST_BY TX Direct Mode ST_BY ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver PWR_UP CS CE CLK1 DATA Figure 13 Power down (or VDD off) to active mode Note that the configuration word will be lost when VDD is turned off and that the ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Configuration mode timing When one or more of the bits in the configuration word needs to be changed the following timing apply. PWR_UP CS CE CLK1 DATA Figure 14 Timing diagram ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ShockBurst™ Mode timing ShockBurst™ TX PWR_UP CS CE CLK1 DATA ANT1/ANT2 Td Figure 15 Timing of ShockBurst™ The package length and the data rate give the ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver ShockBurst™ RX PWR_UP CS CE DR1/2 CLK1/2 DATA/DOUT2 ANT1/ANT2 Td Tsby2rx CE DR1/2 CLK1/2 DATA/ DOUT2 Td Figure 16 Timing of ShockBurst™ The CE may be ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Direct Mode Direct Mode TX PWR_UP CS CE CLK1 DATA ANT1/ANT2 Td Figure 17 Timing of direct mode direct mode the input data will be ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Direct Mode RX PWR_UP CS CE CLK1/2 DATA/DOUT2 ANT1/ANT2 Td DATA/DOUT2 Figure 18 Timing of direct mode RX Tsby2rx describes the delay from the positive edge of CE ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver PERIPHERAL RF INFORMATION Antenna output The ANT1 & ANT2 output pins provide a balanced RF output to the antenna. The pins must have a DC path to VDD, either via a ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Sharing crystal with micro controller. When using a micro controller to drive the crystal reference input XC1 of the nRF2401A transceiver some rules must be followed. Crystal parameters: When the micro ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver frequency. When clocking the nRF2401A externally, XC2 is not used and can be left as an open pin. Frequency Reference MCU In direct mode there is a requirement on the accuracy ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Reflow information Figure 20 Soldering reflow profile, GREE Ramp rate (RT-150ºC) 1.38 ºC/s Pre-heat (150-200ºC) Dwell @217ºC Dwell @245ºC Ramp up Ramp down Peak temperature Time from Nordic ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver APPLICATION EXAMPLE nRF2401A with single ended matching network VDD C6 C5 10nF 1nF PWR_UP DR2 DR2 3 CLK2 CLK2 xxx 4 DOUT2 DOUT2 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver PCB layout example Figure 22 shows a PCB layout example for the application schematic in Figure 21. A double-sided FR-4 board of 1.6mm thickness is used. This PCB has a ground ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver DEFINITIONS Data sheet status Objective product specification This data sheet contains target specifications for product development. Preliminary product This data sheet contains preliminary data; supplementary data may be specification published from ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver YOUR NOTES Nordic Semiconductor ASA - Vestre Rosten 81, N-7075 Tiller, Norway Revision: 1.1 - Phone +4772898900 Page Fax +4772898989 March 2006 ...
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PRODUCT SPECIFICATION nRF2401A Single Chip 2.4 GHz Radio Transceiver Nordic Semiconductor ASA – World Wide Distributors For Your nearest dealer, please see http://www.nordicsemi.no Vestre Rosten 81, N-7075 Tiller, Norway Phone: + 00, Fax: + ...