OLIMEX A33-OLINUXINO-N8G [5/35] Overview
![OLIMEX A33-OLINUXINO-N8G [5/35] Overview](/views2/1659514/page5/bg5.png)
Device,USB Host,SD/MMC, I2S /PCM, SPI, thus significantly reducing system components required in design to
A33 Datasheet
Copyright © 2014 Allwinner Technology Co., Ltd. All Rights Reserved.
Page 5
Overview
1
OVERVIEW
The Allwinner A33 is a remarkably power-efficient quad-core tablet processor based on ARM Cortex
TM
-A7 CPU
along with Mali400MP2 GPU architecture. It is also highly competitive in terms of system cost thanks to its high
system integration and is capable of delivering excellent user experience while maintaining ultra low power
consumption.
Main features of A33 include:
● CPU architecture: A33 processor packs the most power efficient quad-core Cortex
TM
-A7 CPU architecture deliver
outstanding system performance and impressive battery life experience
;
● Graphic: A33 adopts the extensively implemented and technically mature Mali400MP2 GPU to provide end users
with superior experience in web browsing, video playback and games, etc.; OpenGL ES 2.0 and OpenVG 1.1
standards are supported;
● Video Engine: A33 supports high-definition 1080P video processing and various mainstream video standards
such as H.264, VP8, MPEG 1/2/4, JPEG/MJPEG, etc.;
● Display: A33 supports CPU/RGB/LVDS LCD interface up to 1280x800 resolution. Four-lane MIPI DSI (Display
Serial Interface) is integrated as well, supporting MIPI DSI V1.01 and MIPI D-PHY V1.00;
● Image: A33 supports a parallel CMOS sensor interface up to 5M resolution
Thanks to its advanced system design and outstanding software optimization, the A33 is capable of providing top-
notch system performance with long-lasting battery life experience: in addition to its powerful yet energy-efficient
Cortex
TM
-A7 CPU architecture, advanced fabrication process, video acceleration hardware, DVFS technology
support and high system integration, A33 also features a unique Talking Standby Mode where the processor can
be inactive during voice calls to provide end users with ultra-long battery life experience. Additionally, Allwinner A33
features high system integration with a wide range of integrated I/Os like 4-lane MIPI DSI, LVDS, USB Dual Role
simplify product design and reduce total system costs.
Содержание
- Allwinner a33 1
- Datasheet 1
- Quad core tablet processor 1
- Declaration 2
- Revision history 3
- Chapter 1 overview 4
- Chapter 2 features 4
- Chapter 3 block diagram 6 4
- Chapter 4 pin description 17 4
- Chapter 5 electrical characteristics 9 4
- Chapter 6 pin assignment 3 4
- Table of contents 4
- Overview 5
- Cpu architecture 6
- Features 6
- Memory subsystem 7
- System peripheral 8
- Security system 2 9
- Display subsystem 10
- Video engine 11
- Audio subsystem 12
- Video input 12
- External peripherals 13
- Package 15
- Power management 15
- A33 block diagram 16
- Block diagram 16
- And buffer strength 17
- Default pull up down 17
- Following table describes the a33 pin characteristics from seven aspects ball pin name default function 17
- Pin characteristics 17
- Pin description 17
- Reset state 17
- Ball pin name default 18
- Function type reset state default pull up down buffer strength ma 18
- Pin description 18
- Ball pin name default 19
- Function type reset state default pull up down buffer strength ma 19
- Pin description 19
- Ball pin name default 20
- Function type reset state default pull up down buffer strength ma 20
- Pin description 20
- Ball pin name default 21
- Function type reset state default pull up down buffer strength ma 21
- Pin description 21
- Ball pin name default 22
- Function type reset state default pull up down buffer strength ma 22
- Pin description 22
- Following table provides a description of the gpio multiplexing functions of a33 23
- Function io type default io state default pull up down multiplexed function 2 multiplexed function 3 multiplexed function 4 23
- Gpio multiplexing functions 23
- Pin description 23
- Port default 23
- Pin description 24
- Description 25
- Detailed pin signal description 25
- Pin description 25
- Pin signal 25
- Description 26
- Pin description 26
- Pin signal 26
- Description 27
- Detailed pin signal description 27
- Pin description 27
- Pin signal 27
- Description 28
- Pin description 28
- Pin signal 28
- Absolute maximum ratings 29
- Electrical characteristics 29
- Functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied exposure to absolute maximum rated conditions for extended periods may af fect device reliability 29
- Recommended operating conditions 29
- Symbol parameter min max unit 29
- Symbol parameter min typ max unit 29
- 24mhz oscillator characteristics 30
- Dc electrical characteristics 30
- Electrical characteristics 30
- Min typ max unit 30
- Oscillator electrical characteristics 30
- Symbol parameter 30
- Symbol parameter min typ max unit 30
- The 24mhz frequency is used to generate the main source clock of the a33 device 30
- The 32768hz frequency is used for low frequency operation 30
- The a33 contains two oscillators a 24mhz oscillator and a 32768hz oscillator each oscillator requires a specific crystal 30
- The a33 device operation requires following two input clocks 30
- 32768hz oscillator characteristics 31
- Electrical characteristics 31
- Hz oscillator characteristics 31
- Mhz oscillator characteristics 31
- Power up down sequence 31
- Symbol parameter min typ max unit 31
- The 24mhz crystal is connected between the hosci amplifier input and hosco amplifier output 31
- The 32768hz crystal is connected between the losci amplifier input and losco amplifier output 31
- Electrical characteristics 32
- Power up down sequence 32
- The external voltage regulator and other power on devices must provide the processor with a specific sequence of power and resets to ensure proper operations 32
- Pin assignment 33
- Pin map 33
- Package dimension 34
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