Datasheet

Make technology more simple, Make life more intelligent T-Chip technology
Room 2101, No.1 Hongyu Building, #57 Zhongshan 4RD, East District, Zhongshan, Guangdong. Tel :[phone]
- 7 -
3. Hardware Specifications
Specification
Soc
RK3308 (28nm process)
CPU
Quad-core Cortex-A35, frequency up to 1.3GHz
RAM
Support 128MB-512MB DDR3
Storage
NandFlash: Support 128MB, 256MB
eMMC: Support 4GB-128GB
SPI Flash
：
16MB ~512 MB
Support MicroSD (TF) Card Slot expansion
Hardware Features
Ethernet
100M Ethernet (RJ45 interface)
WiFi/ Bluetooth
Support 802.11 b/g/n protocol,
support Bluetooth 4.2
Display
Support 8-bit MCU Display Screen, of which the resolution is up to 480P
Audio
With built-in audio CODEC, including ADC×8 and DAC×2
USB
USB 2.0
×
1
、
OTG
×
1
（
Type-C
）
Debugging
Debug UART×1, be used for development and debugging
Key
Recovery × 1
Interfaces
POE (IEEE802.3AT standard)
I2C×3 (iomux), UART×2 (one is for Debug), SPI×1, PWM×3
I2S×1 (iomux), LCD (8-bit MCU)
ADC×2, LINEOUT, SPDIF IN/OUT
Microphone
Array
Module pattern: Circular
Number of array element: 6
Module size: Diameter of 86mm
Wakeup distance: > 20m
Identification distance: > 5m
Signal-to-noise ratio: SNR > 63dB
Operating temperature: -20°C - 80°C
Sound source location: Horizontal 360°
Location accuracy: ±12°
Support keyword wakeup, sound source location, noise suppression and VAD