nRF52805

Nordic
0.00
RMB

Overview

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Features

nRF52系列的第七款产品,nRF52805是一款超低功耗的低功耗蓝牙 (Bluetooth® Low Energy /Bluetooth LE)SoC器件，采用尺寸仅为2.48 x 2.46mm的晶圆级芯片规模封装(WLCSP)供货。WLCSP SoC针对双层PCB设计进行了优化，消除了对更昂贵的四层PCB的需求，从而为预算有限的紧凑型设计显着削减了成本。这款SoC器件具有2 Mbps低功耗蓝牙高速率模式和增强信道选择算法#2(CSA #2)功能，从而改善了共存性。

Features

802.15.4 (Zigbee, Thread)

Block Diagram

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Application Note

可用于一次性医疗产品、触控笔、传感器和信标等成本受限应用

Development Board

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Core Type

ARM Cortex-M4F

CPU Clock Speed

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CPU Architecture

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CPU Features

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Bluetooth Version

5.2

Operating Frequency [Max] (MHz)

64MHz

Flash (kB)

192KB

Cache

-

SRAM (kB)

24KB

EEPROM (kB)

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Debugging

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Upgrade Type

Manual

Crystal

no

on chip (PLL)

no

crystal (optional)

no

on-chip RC

no

External clock

no

Timers [Number, bits]

2 × 32-bit 16 MHz

Real-Time Clock

yes

Watchdog timer

no

GPIO

10 个9.5x8.8mm参考布局

Pins

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Pitch

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Channels

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ADC [Number, bits]

两通道12位ADC

True Random Number Generator

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Analog comp

no

low-power comp

no

Temperature sensor

no

NFC Tag

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SPI

SPI

DAC [Number, bits]

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UART

1

SSI

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PWM [Number, bits]

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I2C

支持

TWI

no

QDEC

-

PDM

-

USB

no

SPI

no

Quad SPI

-

I2S

支持

Debug interface

-

Human Machine Interface

有

Programmable channels

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Fixed channels

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Channel groups

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Supply Voltage [Min to Max] (V)

1.7V~3.6V

no

On-chip VBUS

no

Regulated supply for external components

-

Power fail

no

Crypto Accelerator

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Public Key Hardware Accelerator

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Accelerator

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Security

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Current

高达+ 4dBm的功率输出和-97dBm灵敏度(1 Mbps低功耗蓝牙)，链路预算为101dBm。无线电的峰值功率消耗仅为4.6mA (TX 0dBM及RX 1Mbps)，在保留24KB RAM和运行RTC的情况下，该SoC器件的耗电量在系统关闭状态下低至0.3µA，在系统开启状态下低至1.1µA。

Sensor Controller

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Standby

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Transceiver Compatible

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Receiver Sensitivity

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Output Power

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Frequency Regulation

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Protocols

-

Bluetooth 5 PHYs

-

bluetooth 5.1 support

-

Dimension

WLCSP尺寸：2.48 x 2.46mm

Package Type

-

DSP RAM

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DSP Clock Speed

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DSP Clock Speed

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Voice Services

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General

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  • Datasheet: