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Product Details
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[ RDA Microelectronics Inc. ]
General Description
The RDA1846 is a highly integrated single-chip transceiver for Walkie Talkie applications. It totally realizes the translation from RF carrier to voice in the RX path and from voice to RF carrier in the TX path, requiring only one micro controller.
The RDA1846 has a powerful digital signal processor, which makes it have optimum voice quality, flexible function options, and robust performance under varying reception conditions.Features
● CMOS single-chip fully-integrated transceiver
● Fully integrated frequency synthesizer and VCO
● Support worldwide frequency band
► 134MHz ~ 174MHz
► 400MHz ~ 500MHz
● 12.5KHz, 25KHz channels
● Support multiple XTAL clocks
► 12.8/25.6Mhz
► 13/26Mhz
● Digital auto frequency control (AFC)
● Digital auto gain control (AGC)
● Selectable pre/de-emphasis
● Received signal strength indicator (RSSI)
● VOX and SQ
● Build-in CTCSS/CDCSS generator and judgment
► CTCSS with 120/180 /240 degree phase shift
► 23/24 bit programmable DCS code
● DTMF and programmable in-band dual tone
● Programmable in-band single tone transmitter
● Auto RX/TX/SLEEP state switching
● 8 GPIOs
● 3-wire/4-wire/I2C serial control bus interface
● On chip 8 dBm PA
● Analog and digital volume control
● Directly support 32Ω resistance loading
● 3.3 to 4.8 V supply voltage with Integrated LDO
● 5X5 mm 32 pin QFN packageApplications
● Cellular handsets
● Family radio services
● Walkie Talkies -
Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/24 04:12 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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DHL(www.dhl.com)
$40 limited time offer. -
UPS(www.ups.com)
$40 limited time offer. -
FedEx(www.fedex.com)
$40 limited time offer. -
Registered Mail(www.singpost.com)
Free shipping without minimum order.
