RealMCU

Home page application area Smart Home Smart Lock

With the improvement of technology, IoT has entered thousands of households. Daily household appliances are gradually connected through IoT, using millisecond-level intelligent linkage. As an important protective barrier of the home, door locks will enter the smart door locks era as well. The warming up of the smart door lock industry and landing of products in 2018 is the highlight of whole smart home industry.

Practical Application Case

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Advantage of Solution

Rich main control resource

Supports Bluetooth 5.0, ultra-low power consumption, combined with an ARM Cortex processor. Flexible GPIO design and sensitive reception range, widely used in all kinds of products.

Low cost

Use one BLE SoC to actualize a single-chip solution, realize BLE connection and other functions, with high degree of integration, extremely reduce the cost of solution.

Completed development kits

Full-featured SDK, with supporting mobile phone APP engineering, which greatly reduces a customer's development workload and accelerates the implementation of a project.

Smart Lock SoC Selection Table

Part Number	RTL8762EMF	RTL8762DKF	RTL8762CKF
MCU	CM0+ 40M	CM4F 90M	CM4F 40M
SRAM	104KB	192KB	160KB
Flash	512KB	512KB	512KB
DLPS	~3uA	~3uA	~3uA
UART	1	2	2
Max GPIO	26	34	34
Tx Power	7.5dBm	7.5dBm	7.5dBm
Package	QFN40, 5mm x 5mm	QFN48, 6mm x 6mm	QFN48, 6mm x 6mm
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Related SoCs

RTL8762E

RTL8762E series IC is Realtek's low power consumption BLE 5.2 SoC. Integrated Cortex M0+ 40MHz MCU, embedded Flash and SRAM, combined with rich peripheral interface. Lowest ADV power consumption, make it a very suitable option for a door lock's main control's plug-in BLE.

RTL8762D

RTL8762D series IC is Realtek's high-performance, ultra-low power consumption BLE 5.1 SoC. Integrated Cortex M4F 40MHz MCU, embedded Flash and SRAM, combined with rich peripheral interface, which is suitable for a smart fingerprint door lock's main control MCU. A single chip is capable of computing fingerprint algorithms.

RTL8762C

RTL8762C series IC is Realtek's high-performance, ultra-low power consumption BLE 5.0 SoC. Integrated Cortex M4F 40MHz MCU, embedded Flash and SRAM, combined with rich peripheral interface, which is suitable for a smart door lock's main control MCU.