Generel Characteristics: |
Designer |
Allwinner |
Type: |
A31 |
Year Released: |
2013 |
Function |
Multi-core Application Processor |
Architecture: |
Width of Machine Word |
32 bit |
Supported Instruction Set(s): |
ARMv7 |
Number of processor core(s): |
4 |
Type of processor core(s) |
4x ARM Cortex-A7 MPcore |
Buses: |
Memory Interface(s): |
mobile (LP) DDR SDRAM
, mobile (LP) DDR2 SDRAM
, DDR3L (LV) SDRAM
, mobile (LP) DDR3 SDRAM |
Max. Clock Frequency of Memory IF |
533 MHz |
Data Bus Width |
32 bit |
Number of data bus channels: |
2 ch |
Max. Data Rate |
8.53 Gbyte/s |
Non-volatile Memory Interface |
NAND Flash Interface |
DMA Channels |
16 ch |
Clock Frequencies: |
Recommended Maximum Clock Frequency: |
N/A |
Cache Memories: |
L1 Instruction Cache per Core |
32 Kbyte I-Cache |
L1 Data Cache per Core |
32 Kbyte D-Cache |
Total L2 Cache |
1024 Kbyte L2 |
Technology and Packaging: |
Feature Size |
40 nm |
Semiconductor Technology: |
CMOS |
Pins |
609 pins |
Graphical Subsystem: |
Embedded GPU |
IMG PowerVR SGX544 GPU |
Number of GPU cores: |
2-core GPU |
GPU Clock: |
355 MHz GPU |
Cellular Communication: |
Supported Cellular Data Links |
No |
Communication Interfaces: |
Supported USB Specification: |
No |
Bluetooth support |
No |
Wireless LAN support |
No |
Supported Audio/Video Interface: |
No |
Satellite Navigation: |
Supported GPS protocol(s): |
No |
Additional Information: |
Special Features: quad ARM Cortex-A7 Harvard Superscalar processor core, 32 + 32 Kbyte L1 cache per core, 32-bit dual-channel LP-DDR / 32-bit 1066 Mbps LP-DDR2 / LP-DDR3 / DDR3L memory interface, dual-channel NAND FLASH Controller, 16 channel DMA, 355 MHz PowerVR Series5XT SGX544MP2 GPU, ARM Jazelle, ARM TrustZone, OpenGL ES 2.0, OpenCL1.x, DirectX 9.3, 1080p display support, UHD (4K) video decode, 1080p video encode, HDMI 1.4 1080p 60fps, Integrated HI-FI 100dB Audio Codec, ISP, 12 MP camera support, USB 2.0 OTG, USB host, Android 4.2 support, Windows 8 support |
Datasheet Attributes: |
Data Integrity |
Preliminary |
Added |
2013-04-14 23:28 |