
0.6 (2019–07–25)
Amlogic Proprietary and Confidential
Copyright © Amlogic. All rights reserved.
3
3 Features Summary
CPU Sub-system
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Quad core ARM Cortex-A55 CPU
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ARMv8-A architecture with Neon and Crypto extensions
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8-stage in-order full dual issue pipeline
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Unified system L3 cache
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Build-in Cortex-M4
Optional
core for always on processing
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Build-in Cortex-M3 core for system control processing
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Advanced TrustZone security system
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Application based traffic optimization using internal QoS-based switching fabrics
Neural Network Processing Unit(NPU)
Optional
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1.2 TOPS NN inference accelerator
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Supports all major deep learning frameworks including TensorFlow and Caffe
3D Graphics Processing Unit
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ARM G31 MP2 GPU
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4-wide warps, dual texture pipe, 2x 4-wide execution engines (EE)
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Concurrent multi-core processing
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OpenGL ES 3.2, Vulkan 1.1 and OpenCL 2.0 support
S905D3
Memory Interface
System Interface
Video Output Unit
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HDMI 2.1
Core and Fabric
TrustZone Security
Input/Output Interfaces
USB
HOST
USB
OTG
SDIO3.0
I2C
UART
SPI
PWM
SAR
ADC
SDXC/
SDHC/
SD
L3Cache
MMU
Audio Output Unit
TDM / I2S
HDMI 2.1
SPDIF
IR
Rx & Tx
PLLs
PMU
JTAG
Temp
Sensor
PerfMon
Audio Input Unit
SPDIF
DDR3/4/3L &
LPDDR3/4 Memory
Controller
eMMC/NAND Flash
Controller
SPI
Flash Controller
2.5D Graphic
Processing
Crypto
Engine
Secured NV
storage
Power
Management
Processor
10/100M
Ethernet
PHY
CVBS
TDM / I2S
Cortex-A55
32KB I/D-Cache
NEON/VFP
Cortex-A55
32KB I/D-Cache
NEON/VFP
Cortex-A55
32KB I/D-Cache
NEON/VFP
Cortex-A55
32KB I/D-Cache
NEON/VFP
PDM x8
Stereo Audio DAC
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L2 Cache
MMU
Mali-G31 MP2
Video Input Unit
2x Tsin
Demux
MIPI-CSI
MIPI DSI
Giga
Ethernet
MAC
USB SS/
PCIe 2.0
USB 3.0 / PCIe 2.0 *
ISO7816
* Supported configuration: PCIe 2.0 port + USB 2.0 Host, or USB 3.0 port without PCIe
A06ST01
NPU
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Cortex-M4
#
AVE-10
V
A
D
# Optional for special part no.
S905D3 Quick Reference Manual
Preliminary Version
Confidential for Wesion!