nRF54LM20A

处理器

128 MHz Arm Cortex-M33

128 MHz Arm Cortex-M33

128 MHz Arm Cortex-M33

128 MHz Arm Cortex-M33

NVM

2 MB

1.5 MB

1.0MB

0.5MB

RAM

512 KB

256 KB

192 KB

96 KB

Bluetooth LE

Yes

Yes

Yes

Yes

Bluetooth Channel Sounding

Yes

Yes

Yes

Yes

Bluetooth Mesh, Zigbee, Thread

Zigbee, Thread

Yes

Yes

Yes

Matter, Amazon Sidewalk

Matter

Yes

Yes

Aliro

Yes

ESB and 2.4 GHz proprietary protocols (with 4 Mbps)

Yes

Yes

Yes

Yes

NFC

Yes

Yes

Yes

Yes

Wi-Fi（搭配nRF70系列协同IC）

Yes

Yes

TX power

Up to 8 dBm

Up to 8 dBm

7 dBm

7 dBm

接收灵敏度 (1 Mbps Bluetooth LE)

-96 dBm

-96 dBm

-96 dBm

-96 dBm

接收灵敏度 (IEEE 802.15.4)

-101 dBm

-101 dBm

-101 dBm

-101 dBm

RISC-V协处理器

128 MHz FLPR

128 MHz FLPR

128 MHz FLPR

128 MHz FLPR

数字接口

High-speed USB, High-speed SPI/UART, 6x SPI/UART/TWI, PDM, TDM, PWM, QDEC

High-speed SPI/UART, 4x SPI/UART/TWI, PDM, I2S, PWM, QDEC

High-speed SPI/UART, 4x SPI/UART/TWI, PDM, I2S, PWM, QDEC

High-speed SPI/UART, 4x SPI/UART/TWI, PDM, I2S, PWM, QDEC

ADC

8ch, up to 14-bit, up to 2MS/s

8ch, up to 14-bit, up to 2MS/s

8ch, up to 14-bit, up to 2MS/s

8ch, up to 14-bit, up to 2MS/s

隔离

TrustZone

TrustZone

TrustZone

TrustZone

加密加速器与篡改检测器

Yes

Yes

Yes

Yes

工作温度

-40 to +85ºC

-40 to +105ºC

40 to +105ºC

40 to +105ºC

供电与GPIO电压范围

1.7 to 3.6 V

1.7 to 3.6 V

1.7 to 3.6 V

1.7 to 3.6 V

QFN 封装

6x6 mm QFN52 with 35 GPIOs

6x6 mm QFN52 with 35 GPIOs
6x6 mm QFN48 with 31 GPIOs
5x5 mm QFN40 with 24 GPIOs

6x6 mm QFN52 with 35 GPIOs
6x6 mm QFN48 with 31 GPIOs
5x5 mm QFN40 with 24 GPIOs

6x6 mm QFN52 with 35 GPIOs
6x6 mm QFN48 with 31 GPIOs
5x5 mm QFN40 with 24 GPIOs

CSP 封装

3.9x3.7 mm CSP98 with 66 GPIOs

2.4x2.2 mm CSP47 with 32 GPIOs