T820 1*A76 2.7GHz+3*A76 2.3GHz+4*A55 2.1GHz
GPU Natt 4C,ES3.0 60fps@850MHz
FHD+120fps,64M30fps/108M(9 in 1)
VDSP + NPU (8 TOPS),TSMC 6nm
T770 1*A76 2.5GHz+3*A76 2.2GHz+4xA55 2.0GHz
GPU Natt 4C,ES3.0 55fps FHD+120fps,64M
30fps/108M(9 in 1)
VDSP+NPU (4.8 TOPS),TSMC 6nm
T760 4*A762.2GHz+4*A552.0GHz
GPU Natt 4C,ES3.0 46fps
FHD+120fps,48M30fps/64M
VDSP+NPU (3.2TOPS),TSMC 6nm
System Overview
1.1 Overview
UMS9620 is a high-performance application processor that integrates 2G/3G/4G/5G modems.
It consists of four high-performance cores Arm ® Cortex ®- A76 up to 2.2GHz and 4-core Arm ® Cortex ®- A55 is composed of up to 2.0GHz. In addition, it also includes a wide range of interfaces for connecting cameras, touchscreen displays, and UFS/eMMC/SD cards.
Equipped with Arm ® The application processor of NeonTM engine supports the latest Open OS and its demanding applications, such as web browsing, email, and gaming. It also integrates multiple standard multimedia accelerators and advanced audio subsystems to provide advanced multimedia applications and services, such as streaming audio and video.
The combination of high-performance CPU and hardware accelerator provides a modem subsystem that can support NR FR1, LTE UL Cat18 and DL Cat15, Cat24 HSDPA and Cat7 HSUPA data rates, Cat15 TD-HSDPA and Cat6 TD-HSUPA, Class12 GPRS/EDGE.
The specially optimized architecture of UMS9620 can achieve high performance and low power consumption for many applications. Developed proprietary architecture and algorithms for low-power ASIC design and power management. Unique technology is used for noise suppression/cancellation, echo suppression/cancellation algorithms. Overall, the UMS9620 chipset provides a high-performance platform for 5G Android mobile devices.
1.2 Functional Block Diagram
The following is the chip level functional block diagram of UMS9620.
Figure 1-1 Functional Block Diagram of UMS9620
Figure 1-1 Functional Block Diagram of UMS9620
1.3 Outstanding Features
6nm EUV technology creates first-class low-power 5G SOC chips
Quad core Arm ® Cortex ®- A76 maximum 2.2GHz
Quad core Arm ® Cortex ®- A55 maximum 2.0GHz
Shared 3MB Level 3 Cache
Arm ® MaliTM-G57 4-core, up to 650MHz
IMG AX3596 up to 307.2MHz
Support LPDDR4x, clock up to 2133MHz
Support UFS3.1
Supports in band/in band 2CC 100M+30M
FDD：DL Cat15 + UL Cat13,800Mbps DL/ 150Mbps UL(LTE only)
TDD: DL Cat15+UL Cat18 (LTE only)
FDD/TDD：DL Cat15、UL Cat18(EN-DC)
Support FHD+@ 90fps
1.4 Characteristics
1.4.1 Platform Features
Access Point System
The quad core Arm Cortex A76 reaches up to 2.2GHz and features 64KB L1 I-cache, 64KB L1 D-cache, and 256KB L2 cache
Four core Arm Cortex A55 with a maximum frequency of 2.0GHz, each core has 32KB L1 I-cache, 32KB L1 D-cache, and 128KB L2 cache
Shared 3MB Level 3 Cache
Arm NeonTM Multimedia Processing Engine and SIMDv2/VFPv4 ISA
DVFS technology, working voltage 0.65V~0.95V
NPU subsystem
IMG AX3596 up to 307.2MHz
Supports a range of neural network operations, such as convolution, activation, element manipulation, pooling, and more
Lossless weight data compression
DRM security and scheduling for multiple hosts
VDSP subsystem
VQ7 up to 1014MHz, 256KB data RAM
security subsystem
Isolated execution environment
External memory interface
Support eMMC 5.1 HS400
Support LPDDR4x
Supports UFS3.1 and the following memory combinations:
− eMCP(eMMC/LPDDR4x)
− eMMC + LPDDR4x
− uMCP(UFS3.1/LPDDR4x)
− UFS3.1 + LPDDR4x
EMMC flash memory is supported by the eMMC controller and has the following characteristics:
Supports 1.8V I/O
Supports 1.8 or 3.0V VCC
- Supports 1/4/8-bit devices
Do you want to use this device with your OpenWrt router over USB connection?
If that is the case, show the output of cat /sys/kernel/debug/usb/devices with the modem connected and powered on.
