NXH3670UK/A1Z
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NXP USA Inc. NXH3670UK/A1Z

Manufacturer No:
NXH3670UK/A1Z
Manufacturer:
NXP USA Inc.
Package:
Tape & Reel (TR)
Description:
IC MCU BLE HEADPHONE AUDIO WLCSP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The NXP NXH3670UK/A1Z is a highly integrated, single-chip ultra-low power 2.4 GHz Bluetooth Low Energy (BLE) transceiver designed for wireless audio streaming applications. This device is particularly suited for use in hearables, wireless headsets, and headphones. It combines a 2.4 GHz RF transceiver, digital modem, and an embedded ARM Cortex-M0 microcontroller, making it a comprehensive solution for low-power wireless audio transmission.

Key Specifications

Attribute Value
Frequency Range 2.36 GHz to 2.5 GHz
Data Rate Up to 2 Mbps
Supply Voltage 1.14 V to 1.26 V
Sensitivity -94 dBm
Operating Temperature Range -20°C to +85°C
Package Style WLCSP-34
Mounting Method Surface Mount
Memory Size 96 kB RAM, 128 kB ROM
Current - Receiving < 7 mA
Current - Transmitting < 10 mA
Serial Interfaces GPIO, I²S, SPI, UART
Modulation GFSK
Power - Output Up to +4 dBm

Key Features

  • Ultra-low power consumption with sleep current < 63 μA and continuous RX/TX currents of < 3.7 mA and < 7.3 mA respectively at 1.2 V.
  • Supports Bluetooth Low Energy (BLE) with 1 Mbps and 2 Mbps PHY modes.
  • Integrated ARM Cortex-M0 microcontroller up to 16 MHz in low-power mode and 84 MHz in high-performance mode.
  • Fully integrated PLL with no external loop filter components.
  • Integrated power management with low voltage supply and supply generation for sensitive radio blocks.
  • Flexible low-power states and integrated low-power crystal oscillator.
  • AES-128 security coprocessor and packet processing capabilities.
  • Multiple user interfaces including GPIO, I²S, SPI, and UART.
  • CoolFlux DSP for audio processing and audio interfaces and accelerators.

Applications

  • Wireless audio streaming for hearables, such as earbuds and smart earphones.
  • Wireless headsets and headphones.
  • Other low-power wireless audio devices requiring BLE connectivity.

Q & A

  1. What is the primary function of the NXP NXH3670UK/A1Z?

    The primary function is to serve as an ultra-low power 2.4 GHz Bluetooth Low Energy transceiver for wireless audio streaming.

  2. What is the frequency range of the NXH3670UK/A1Z?

    The frequency range is from 2.36 GHz to 2.5 GHz.

  3. What are the supported data rates?

    The device supports data rates up to 2 Mbps.

  4. What is the supply voltage range for the NXH3670UK/A1Z?

    The supply voltage range is from 1.14 V to 1.26 V.

  5. What is the sensitivity of the receiver?

    The receiver sensitivity is -94 dBm.

  6. What is the operating temperature range?

    The operating temperature range is from -20°C to +85°C.

  7. What type of package does the NXH3670UK/A1Z come in?

    The device comes in a WLCSP-34 package.

  8. What microcontroller is integrated into the NXH3670UK/A1Z?

    The device integrates an ARM Cortex-M0 microcontroller.

  9. What are the typical current consumptions for receiving and transmitting?

    The typical current consumptions are less than 7 mA for receiving and less than 10 mA for transmitting at 1.2 V.

  10. What security features does the NXH3670UK/A1Z include?

    The device includes an AES-128 security coprocessor.

  11. What are some common applications for the NXH3670UK/A1Z?

    Common applications include wireless audio streaming for hearables, wireless headsets, and headphones.

Product Attributes

Type:TxRx + MCU
RF Family/Standard:Bluetooth
Protocol:Bluetooth v4.1
Modulation:GFSK
Frequency:2.36GHz ~ 2.5GHz
Data Rate (Max):2Mbps
Power - Output:4dBm
Sensitivity:-94dBm
Memory Size:96kB RAM, 128kB ROM
Serial Interfaces:GPIO, I²S, SPI, UART
GPIO:- 
Voltage - Supply:1.14V ~ 1.26V
Current - Receiving:7mA
Current - Transmitting:10mA
Operating Temperature:-20°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:34-XFBGA, WLCSP
Supplier Device Package:34-WLCSP (2.87x2.45)
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