Built-in antenna IEEE802.11b/g/n(1x1) Wireless LAN Module BP3591 HARDWARE SPECIFICATION Version 1.0.3 PROPRIETARY AND CONFIDENTIAL Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 Revision history Ver. Contents Date 1.0.3 First edition 12/9/25 PROPRIETARY AND CONFIDENTIAL 2/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 1 ABSTRACT This is specification for the built-in wireless LAN LSI BU1805GU and antenna wireless LAN module based on IEEE802.11b/g/n (1×1) made by ROHM. PROPRIETARY AND CONFIDENTIAL 3/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 2 CONTENTS 1 ABSTRACT ................................................................ 3 2 CONTENTS ................................................................ 4 3 ABSOLUTE MAXIMUM RATINGS ............................................ 5 4 RECOMMENDED OPERATING CONDITIONS ................................... 6 5 MAIN CHARACTERISTICS .................................................. 7 6 BLOCK DIAGRAM .......................................................... 8 7 ELECTRICAL CHARACTERISTICS ............................................ 9 8 TERMINAL FUNCTIONS .................................................... 10 9 DIMENSIONS ............................................................. 13 10 PRECAUTIONS FOR MOUNTING ............................................ 14 11 ABOUT THE FIXATION OF THE MODULE .................................... 15 12 PRODUCT LABEL SPEC .................................................... 16 13 REFERENCE CIRCUIT ...................................................... 17 14 PRECAUTIONS AS RESET OPERATION ....................................... 22 15 OPERATING .............................................................. 23 16 PRECAUTIONS AS A WIRELESS EQUIPMENT (1) .............................. 24 17 PRECAUTIONS AS A WIRELESS EQUIPMENT (2) .............................. 25 PROPRIETARY AND CONFIDENTIAL 4/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 3 ABSOLUTE MAXIMUM RATINGS No. PARAMETER SYMBOL LIMITS UNIT REMARKS 1 Power supply voltage VCC -0.3 ～ +3.6 V DC 2 Operating temperature range Topr -40 ～ 85 ℃ - 3 Storage temperature range Tstg -40 ～ 85 ℃ - Note) These are the values that must not be exceeded at any time under any application or any test conditions. Please make design keeping enough margins accordingly. PROPRIETARY AND CONFIDENTIAL 5/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 4 RECOMMENDED OPERATING CONDITIONS No. PARAMETER 1 Power supply voltage 2 Operating temperature range SYMBOL PROPRIETARY AND CONFIDENTIAL SPEC UNIT REMARKS 3.5 V - 85 ℃ - MIN. TYP. MAX. VCC 3.1 3.3 Ta -40 25 6/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 5 MAIN CHARACTERISTICS No. PARAMETER CHARACTERISTICS 1 Frequency width 2,400MHz ～ 2,483.5 MHz（ch1～ch13） 2 Frequency tolerance WITHIN ±25ppm IEEE802.11b： 15dBm±2dB 3 RF output power (*1) IEEE802.11g： 13dBm±2dB IEEE802.11n： 12dBm±2dB IEEE802.11b： 1 ～ 11Mbps 4 Supported data rates IEEE802.11g： 6 ～ 54Mbps IEEE802.11n： 6.5 ～ 72.2Mbps IEEE802.11b： -94dBm @1Mbps,-89dBm @11Mbps 5 Receiving sensitivity (*1) IEEE802.11g： -92dBm @6Mbps, -73dBm @54Mbps IEEE802.11n： -90dBm @6.5Mbps, -68dBm @72.2Mbps 6 Security function 64bit/128bit WEP, TKIP, AES (*2) USB2.0 (High-Speed mode) 7 Host Interface SDIO Ver.2.00 (High-Speed mode) UART (～921600bps) 8 Power supply voltage Only 3.3V (*1) RF output power and receiving sensitivity are performance value that is at the electricity supplying point for antenna (antenna terminal of BP3580) in the below figure. (*2) 64bit/128bit WEP, TKIP, and AES are everything processed with hardware. PROPRIETARY AND CONFIDENTIAL 7/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 6 BLOCK DIAGRAM BP3591 BP3580 40MHz OSC Chip Antenna 2.8V LDO 1.2V LDO Connector BaseBand & MAC Electricity supplying point for antenna EEPROM RF-SW RF IC RF I/F 3.3V HOST I/F FLASH I/F Fig 1. Block diagram ・ A Flash memory (option) is necessary for use the flash boot function. ・ There is a switch type coaxial connector (MS-156C made by Hirose electric Co., Ltd.) between BP3580 and chip antenna. Please connect an external antenna to this connector if it is necessary. (The chip antenna cannot use when an external antenna is used.) PROPRIETARY AND CONFIDENTIAL 8/31 HOST CPU FLASH MEMORY Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 7 ELECTRICAL CHARACTERISTICS CONDITIONS：Ta=25℃, VCC=3.3V, GND=0.0V No. PARAMETER CONDITION SPEC UNIT REMARKS 360 mA Continuous 340 400 mA Continuous (With USB) 160 200 240 mA - 200 240 280 mA With USB Sleep mode - 500 - uA - MIN. TYP. MAX. 240 300 280 Sending 1 Consumption current Receiving 2 Center frequency - 2412 - 2472 MHz - 3 Frequency deviation - -25 - 25 ppm - 11b：11Mbps 13 15 17 dBm (*1) 11g：54Mbps 11 13 15 dBm (*1) 11n：MCS7 10 12 14 dBm (*1) - - - 2.5 uW/MHz - - - -30 dBr 1st Side-lobe - - -50 dBr 2nd Side-lobe - - -20 dBr ±11MHz - - -28 dBr ±20MHz - - -40 dBr ±30MHz - -89 -76 dBm PER<8% (*1) -73 -65 dBm PER<10% (*1) 4 5 RF output power Unnecessary out-of-band radiation DSSS 11Mbps 6 Transmit spectrum mask OFDM 54Mbps 11b：11Mbps 7 Receiving sensitivity Unnecessary 8 11g：54Mbps 11n：MCS7 - -68 -64 dBm PER<10% (*1) Fr<1GHz - - 4 nW - Fr≧1GHz - - 20 nW - radiation for receiving (*1) At electricity supplying point for antenna. PROPRIETARY AND CONFIDENTIAL 9/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 8 TERMINAL FUNCTIONS Back side 34 BP3591 Connector (Socket) Type 18 ：AXK5F34347YG (Panasonic Electric Works Co., Ltd.) User-side Connector (header) Type 1 17 ：AXK6F34347YG(Panasonic Electric Works Co., Ltd.) Table 1. Module Terminal Functions (1/2) No. TERMINAL NAME I/O FUNCTIONS REMARKS 1 SDDATA1 I/O SDIO data 1 or UART_RTS 2 SDDATA0 I/O SDIO data 0 or UART_CTS 3 GND - Ground - 4 GND - Ground - 5 USB_DM AI/O USB data minus - 6 USB_DP AI/O USB data plus - 7 SDCLK I SDIO clock - 8 VCC I Power supply 3.3V Module power supply voltage 9 NC - None connection OPEN 10 SDCMD I/O SDIO command - 11 SDDATA3 I/O SDIO data 3 - 12 SDDATA2 I/O SDIO data 2 - 13 UART_RXD I UART receiving data - 14 UART_TXD O UART sending data - 15 BOOT_SEL1 I(*) 16 BOOT_SEL0 I(*) 17 HOST_SEL I(*) Boot mode select Host I/F select PROPRIETARY AND CONFIDENTIAL 10/31 BOOT_SEL [1:0] 00:USB, 01:SDIO,10:FLASH,11:UART 0:USB, 1:SDIO Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 Table 1. Module Terminal Functions (2/2) No. TERMINAL NAME I/O FUNCTIONS REMARKS 18 FLASH_RXD I Flash memory receiving data Terminal for flash boot 19 FLASH_CSB O Flash memory selection Terminal for flash boot 20 FLASH_CLK O Flash memory clock Terminal for flash boot 21 FLASH_TXD I/O Flash memory sending data Terminal for flash boot 22 FLASH_SEL I(*) Flash memory area select 0:Region1, 1:Region2 23 GPIO0 I/O General purpose Input/Output 0 - 24 GPIO1 I/O General purpose Input/Output 1 - 25 M_ANA AI/O Analog monitor terminal Terminal for Debug 26 GPIO2 I/O General purpose Input/Output 2 - 27 GPIO6 I/O General purpose Input/Output 6 - 28 HRST I Host reset 0:Reset, 1:Normal 29 PRST I Power on reset 0:Reset, 1:Normal 30 TMS I ARM JTAG TMS For Debug 31 TCK I ARM JTAG TCK For Debug 32 TDI I ARM JTAG TDI For Debug 33 TDO O ARM JTAG TDO For Debug 34 TRSTB I ARM JTAG TRSTB For Debug (*) FLASH_SEL/HOST_SEL/BOOT_SEL0/BOOT_SEL1 terminal hold the value after reset (Power On Reset). After reset, these terminals are used for another purpose in the module. They have pull down resistance inside. Therefore, please set these terminals OPEN in case of setting for “0” and Pull up 3.3V (power supply voltage) with 3kΩ～5kΩ(recommendation is 4.7kΩ) in case of setting for “1”. When the host MCU controls these terminal, please do not connect directly with output pin of host MCU and insert 3kΩ～5kΩ resistor (recommendation is 4.7kΩ) between them. When FLASH BOOT function is used, FLASH_TXD terminal (pin 21) should be connected pull down resistance of 47kΩ. When FLASH BOOT function is not used, FLASH_TXD terminal (pin 21) and FLASH_RXD (pin 18) terminal would be connected pull down resistance, if you need. PROPRIETARY AND CONFIDENTIAL 11/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 PRST is POWER ON RESET terminal. It is connected 4.7kΩ+2.2uF at 3.3V inside the module. In case that need to watch the power supply voltage, please connect such as OPEN DRAIN RESET IC for this terminal. Please open the other unused terminal. PROPRIETARY AND CONFIDENTIAL 12/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 9 DIMENSIONS 123＊ Fig.2 Dimensions（Unit: mm） PROPRIETARY AND CONFIDENTIAL 13/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 10 PRECAUTIONS FOR MOUNTING Screw Hole (M2) M2ネジ穴 2.5 2.5 24.0±0.5 Shield Case シールドケース Fig.3 24.0 33.1±0.5 3.2 6.6 5.7 Pattern Prohibition Area 配線禁止領域 Chip Antenna チップアンテナ Connector コネクタ Precautions for Mounting (Unit：mm) (1) Please don’t patterning the area under pattern prohibition area so that there is an adverse effect in a wireless characteristic. (2) Please do not set your substrates around the chip antenna within 1cm. (3) Please do not use metals for a chassis setting this module. (4) Please do not mount parts under this module except a specified connector. PROPRIETARY AND CONFIDENTIAL 14/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 11 ABOUT THE FIXATION OF THE MODULE Please use the M2 screw (made of metal) for fixing BP3591. Please use a spacer (made of metal) which height is 1.5mm, between your substrate and this module. M2 screw hole is GND of BP3591. Please use a metal spacer for ground connection between BP3591 GND and your substrate GND. ( Refer to the figure below) A torque to tighten M2 screw should be more than 1kgf･cm, and do not tighten the screw too much. M2 screw Chip Antenna BP3591 Spacer Nut Fig.4 Fixed Module Figure (Side view) PROPRIETARY AND CONFIDENTIAL 15/31 User side PCB Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 12 PRODUCT LABEL SPEC The label shown in the following figure is put on the shield case. Micro QR code Certification number Type name for Japanese Radio Low Technical agreement mark FCC ID for USA Radio Low for Japanese Radio Low MAC address Fig.5 Product Label Spec *Micro QR code is included in the MAC address information. (Note)The design of product label might change without previous notice. PROPRIETARY AND CONFIDENTIAL 16/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 13 REFERENCE CIRCUIT 13-1 SDIO HOST INTERFACE BP3591 Fig.6 SDIO Interface Reference Circuit *Please reduce the ripple of power supply (VCC=3.3V) as much as possible. (less than 10mVpp) *About the line of SDCLK/SDDATA/SDCMD ・Over shoot and under shoot of signal lines cause a lot of damage to wireless performance. Please design so that its noise level becomes lower as possible within the SDIO standard timing. For example it can be insert dumping resistor near the host signal source. PROPRIETARY AND CONFIDENTIAL 17/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 13-2 USB HOST INTERFACE BP3591 Fig.7 USB Interface Reference Circuit *About USB_DP and USB_DM Lines ・ Please shorten the wiring length as much as possible. ・ Please take the differential impedance matching to 90Ω±10%. ・ Please set up to 45Ω±10% for impedance matching of single end. ・ Please wire USB_DP and USB_DM lines same lengths as possible. (Difference of the length is less than 0.5mm.) ・ Please do not bend USB lines many times and make the bend angle small. ・ Please do not make threw hole in wiring if possible. ・ Please do not cross the USB lines and another signal lines. ・ Please do not cross the USB lines and a power supply line. *Please reduce the ripple of power supply (VCC=3.3V) as much as possible. (less than 10mVpp) PROPRIETARY AND CONFIDENTIAL 18/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 13-3 UART INTERFACE BP3591 MAX3232EUE+ (MAXIM) Fig.8 UART Interface Reference Circuit *Please reduce the ripple of power supply (VCC=3.3V) as much as possible. (less than 10mVpp) PROPRIETARY AND CONFIDENTIAL 19/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 13-4 FLASH BOOT (UART INTERFACE MODE) BP3591 S25FL032P (SPANSION) or M25PE40 (MICRON) (*) Fig.9 (*) Flash memory of above figure is S25FL032P. Flash Boot (UART INTERFACE )Reference Circuit PROPRIETARY AND CONFIDENTIAL 20/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 13-5 Reset IC (ROHM) Fig.10 BP3591 Reset IC Connection Reference Circuit PROPRIETARY AND CONFIDENTIAL 21/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 14 PRECAUTIONS AS RESET OPERATION ･Please do not reset (PRST, HRST, COMMAND RESET) when BP3591 is accessing to its internal EEPROM. ･BP3591 under writing to the EEPROM is reset (*), which may cause unexpected failure such as incorrect checksum. ･BP3591 under reading from the EEPROM is reset (**), which may cause unstable condition, and you should supply VCC power again. (*) About write operations of the EEPROM BP3591 writes to the EEPROM in the following cases. ①Recording various settings used in TCP/IP firmware ②Recording credential data which is obtained when BP3591 with stand-alone mode acts WPS (**) About read operations of the EEPPROM BP3591 reads from the EEPROM in the following cases. ①After reset (≦100ms) ②After firmware starting (≦100ms) ③When WID_SERIAL_NUMBER command is issued. PROPRIETARY AND CONFIDENTIAL 22/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 15 OPERATING 1）There is some case that the MAC address does not become sequential number in a same package. 2）About soldering of mounting parts on this product, presence of soldering fillet does not be asked. 3）About the products label, defections does not be asked except coming off, lapping, or not to recognize the characters extremely. 4）A connector is possible to break by excessive swing or shock because of the structure of the product. Efficient evaluation is necessary to use the module when there is a fear of swinging or shocking. 5）The connector of BP3591 does not have a specification assumed to do many times of extraction and insertion. Please be sure that the number of extraction and insertion is within 10 times. 6）There are some cases that the spring elasticity of inside the connector is lost and built-in antenna cannot be used, if it connects an external antenna with the coaxial connector of BP3591 (external antenna connector) for a long time. Please do not use external antenna together with built-in antenna. PROPRIETARY AND CONFIDENTIAL 23/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 16 PRECAUTIONS AS A WIRELESS EQUIPMENT (1) BP3591 acquired “Construction design attestation” (Article 38-24, Clause1 of Radio Law in Japan) of “Particular wireless equipment: Low power data communications system in the 2.4GHz band, which is a Wireless equipment in Article 2-1(19)” Therefore, only in Japan, it is possible to use as wireless equipment without applying for wireless office. ・Construction design attestation No.：003WWA100913 Be sure to keep following notes to use the module safely as wireless equipment. 1）The label on the module is a certification which shows it has “Certification of technical standard conformity.” Please do not remove the label or do not put another label on the label. 2）Please do not resolve or remodel strictly because there are some cases of receiving penalty based on Radio Law. 3）Please use the antenna of the certification settlement※ when you use an external antenna. ※ About a certification settlement antenna BP3591 has following certification of external antenna. ・ AA2402A-MS156CLP （Made by Antenna Technology Inc.） ・ AA2402AU-MS156CLP（Made by Antenna Technology Inc.） Please ask separately about attested external antennas other than the above. PROPRIETARY AND CONFIDENTIAL 24/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 17 PRECAUTIONS AS A WIRELESS EQUIPMENT (2) BP3591 acquired Federal Communications Commission (FCC Part15 Subpart C). As long as using chip antenna, your set include BP3591 is able to use in U.S. without application of FCC. ・ FCC ID: ANSBP3591 Please following the below precautions for using BP3591 as wireless equipment in U.S. 1) The label put on the product is a certification label shown to be acquiring "FCC certification". Please do not remove the label or do not put another label on the label. 2) If FCC ID displayed on BP3591 cannot be seen from the outside, the following displays (*) are needed for your product containing BP3591. “Contains Transmitter Module FCC ID: ANSBP3591” or “Contains FCC ID: ANSBP3591” (*) The character size can be read easily is required. However it is not required more than 8 points. And also line break is not permit. 3) It is necessary to display the following texts on your product. (*) This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. (*) If the text cannot be displayed on your product, you should describe in a manual or a package. It is foundations that the text is indicated on a product. PROPRIETARY AND CONFIDENTIAL 25/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 4) It is necessary to indicate all the texts applicable to the manual of your product. ① It is necessary text for all products. FCC CAUTION Change or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. ② It is necessary text for all products. 2 This transmitter must not be co-located or operated in conjunction with any other antenna or transmitter. ③ A product needs a SAR examination is necessary to indicate the following texts in a manual. A SAR examination is not required at mobile products (*) but is required at portable products (**). (*) Mobile product ･･･ The product is used separating from a human body over 20 cm. (**) Portable product ･･･ The product is used by human body within 20cm. ③-1 It is necessary texts for a mobile product. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency (RF) Exposure Guidelines in Supplement C to OET65. This equipment should be installed and operated keeping the radiator at least 20cm or more away from person’s body (excluding extremities: hands, wrists, feet and ankles). ③-2 It is necessary text for a portable product. The available scientific evidence does not show that any health problems are associated with using low power wireless devices. There is no proof, however, that these low power wireless devices are absolutely safe. Low Power Wireless devices emit low levels of radio frequency energy (RF) in the microwave range while being used. Whereas high levels of RF can produce health effects (by heating tissue), exposure of PROPRIETARY AND CONFIDENTIAL 26/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 low-level RF that does not produce heating effects causes no known adverse health effects. Many studies of low-level RF exposures have not found any biological effects. Some studies have suggested that some biological effects might occur, but such findings have not been confirmed by additional research. [Product name（model name）] has been tested and found to comply with FCC radiation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency (RF) Exposure Guidelines in Supplement C to OET65. The maximum SAR levels tested for [Product name（model name）] has been shown to be [SAR measurement value] W/kg at Body. FCC does not request to mention of a SAR measurement value. PROPRIETARY AND CONFIDENTIAL 27/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 ●Precautions for Safety 1) The products are designed and produced for application in ordinary electronic equipment (AV equipment, OA equipment, telecommunication equipment, home appliances, amusement equipment, etc.). If the products are to be used in devices requiring extremely high reliability (medical equipment, transport equipment, aircraft/spacecraft, nuclear power controllers, fuel controllers, car equipment including car accessories, safety devices, etc.) and whose malfunction or operational error may endanger human life and sufficient fail-safe measures, please consult with the ROHM sales staff in advance. If product malfunctions may result in serious damage, including that to human life, sufficient fail-safe measures must be taken, including the following: [a] Installation of protection circuits or other protective devices to improve system safety [b] Installation of redundant circuits in the case of single-circuit failure 2) The products are designed for use in a standard environment and not in any special environments. Application of the products in a special environment can deteriorate product performance. Accordingly, verification and confirmation of product performance, prior to use, is recommended if used under the following conditions: [a] Use in various types of liquid, including water, oils, chemicals, and organic solvents [b] Use outdoors where the products are exposed to direct sunlight, or in dusty places [c] Use in places where the products are exposed to sea winds or corrosive gases, including Cl2, H2S, NH3, SO2, and NO2 [d] Use in places where the products are exposed to static electricity or electromagnetic waves [e] Use in environment subject to strong vibration and impact. [f] Use in proximity to heat-producing components, plastic cords, or other flammable items [g] Use involving sealing or coating the products with resin or other coating materials [h] Use of the products in places subject to dew condensation 3) The products might receive the radio wave interference from electronic devices such as Wireless LAN devices, Bluetooth devices, digital cordless telephone, microwave oven and so on that radiate electromagnetic wave. 4) The products are not radiation resistant. PROPRIETARY AND CONFIDENTIAL 28/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 5) Verification and confirmation of performance characteristics of products, after on-board mounting, is advised. 6) Confirm that operation temperature is within the specified range described in product specification. 7) Failure induced under deviant condition from what defined in the product specification can not be guaranteed. 8) This product is a specification to radiate the radio wave. It is necessary to acquire the attestation of decided Radio Law of each region used to use the equipment that radiates the radio wave. Please inquire about the attestation of Radio Law that this product acquires. 9) When product safety related problems arises, please immediately inform to ROHM, and consider technical counter measure. ●Precautions for Reference Circuits 1) If change is made to the constant of an external circuit, allow a sufficient margin due to variations of the characteristics of the products and external components, including transient characteristics, as well as static characteristics. 2) The reference circuit examples, their constants, and other types of information contained herein are applicable only when the products are used in accordance with standard methods. Therefore, if mass production is intended, sufficient consideration to external conditions must be made. ● Precaution for Electrostatic This product is Electrostatic sensitive product, which may be damaged due to Electrostatic discharge. Please take proper caution during manufacturing and storing so that voltage exceeding Product maximum rating won't be applied to products. Please take special care under dry condition (Grounding of human body / equipment / solder iron, isolation from charged objects, setting of Ionizer, friction prevention and temperature / humidity control etc.) PROPRIETARY AND CONFIDENTIAL 29/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 ● Precaution for Storage / Transportation 1) Product performance and connector mating may deteriorate if the products are stored in the following places: [a] Where the products are exposed to sea winds or corrosive gases, including Cl2, H2S, NH3, SO2 and NO2 [b] Where the temperature or humidity exceeds those recommended by the Company Temperature: 5℃～40℃, Humidity 40%～60% [c] Storage in direct sunshine or condensation. [d] Storage in high Electrostatic. 2) Even under ROHM recommended storage condition, connector mating of products over 1 year old may be degraded. 3) Store / transport cartons in the correct direction, which is indicated on a carton as a symbol, otherwise bent leads may occur due to excessive stress applied when dropping of a carton.. ● Precaution for Product Label QR code printed on ROHM product label is only for internal use, and please do not use at customer site. It might contain a internal part number that is inconsistent with an product part number. ● Precaution for Disposition When disposing products please dispose them properly with a industry waste company. ● Prohibitions Regarding Industrial Property 1) These Specifications contain information related to the ROHM industrial property. Any use of them other than pertaining to the usage of appropriate products is not permitted. Duplication of these Specifications and its disclosure to a third party without the Company’s permission is prohibited. PROPRIETARY AND CONFIDENTIAL 30/31 Built-in antenna IEEE802.11b/g/n (1x1) BP3591 Hardware specification 2012/09/25 2) Information and data on products, including application examples, contained in these specifications are simply for reference; the Company does not guarantee any industrial property rights, intellectual property rights, or any other rights of a third party regarding this information or data. Accordingly, the Company does not bear any responsibility for: [a] infringement of the intellectual property rights of a third party [b] any problems incurred by the use of the products listed herein. 3) The Company prohibits the purchaser of its products to exercise or use the intellectual property rights, industrial property rights, or any other rights that either belong to or are controlled by the Company, other than the right to use, sell, or dispose of the products. PROPRIETARY AND CONFIDENTIAL 31/31