集成电路芯片资料和参数

芯片型号:ATJ227X

功能特点

ATJ227X是一个拥有多处理器的高集成度SOC,适用于高清多媒体解决方案。有一个32位RISC结构的MISP核,典型CPU频率450 MHz, 配合强大的视频引擎, 内置图形处理单元(GPU)和显示引擎,高效率总线、高速DDR / DDRII /移动DDR内存控制器。它可以实现高性能和低功耗。

ATJ227X能够支持全格式视频解码,分辨率可达高清; 支持全格式音频解码,内置audio codec。支持720P分辨率录像。音频/视频文件可以通过HDMI,CVBS,色差端子,5.1通道,SPDIF,IIS播放。ATJ227X支持RGB和CPU LCD 接口, 支持内置触摸控制板。 集成的USB V2.0(HS)拥有OTG功能,这使的该平台作为主设备或从设备,最大容量存储器速度达到480 mbps。Nandflash控制器,内置8位/ 12位/ 24位/ 40位ECC ,给TLC Nand的提供随机数发生器。2路SPI(SNor)闪存控制器,SD / MMC卡控制器和多功能串行外围接口(IIC,SPI * 2、UART * 2、IR、SPDIF,i2),能够支持各种内存,和wi - fi等功能,支持局域网,蓝牙,IRC。此外,内置的电源管理单元提供必要的系统能力和管理内部和外部的功耗,真正实现降低系统功耗。

因此,ATJ227X可以提供真正的“一站式”解决方案,是适合高清设备。

参数指标

■ High Speed 32bit RISC

+ Up to 450 MHz

+ 8-stage pipeline

+ MIPS32™ instruction set

+ Programmable Memory Management Unit

+ 16KB I-Cache and 16KB D-cache

+ 24kB DSPRAM

+ 8kB ISPRAM

■ Video Engine

+ All format of 720p video supported, 30fps, up to 20Mbps averagely;

+ Support MPEG-4 encoding, up to 720p resolution

+ Support digital room from x1~x4, and with configurable step.

■ JPEG Codec

+ Decoding/Encoding up to 4096*4096

+ Decoding Format: YCbCr4:2:2, YCbCr4:2:0

+ Encoding Format: YCbCr4:2:2, YCbCr4:2:0

■ Graphics Processing Unit

+ Completely compatible with Openvg 1.0

+ Hardware accelerated Pattern Tiling

+ Hardware accelerated FastFill

+ Hardware accelerated Affine Transform

+ Hardware accelerated Device Font

■ Display Engine

+ Four moveable layers

+ Alpha blending and color space converting

+ Scalar

+ Dither function for 16 bit/18 bit interface LCD

+ Gamma correction

+ Video brightness, contrast and saturation adjustable

■ Memory Interface

+ DDR/DDRII/M-DDR memory controller, x16 data bus, supporting up to 256MB, 200MHz max

+ Nand Flash controller with 8bit/12bit/24bit/40bit ECC, x8 data bus, 3.1V, supporting 2RB and 4CE, and hardware randomizer supported.

+ SPI Nor Boot Supported

■ Audio Engine

+ All format of Audio decoding supported

+ Support MPEG-I decoding, 8~ 448kbps

+ Support WMA decoding, 5~383kbps

+ Support AAC/OGG/APE decoding

+ Several format of Audio encoding supported

■ LCD Controller

+ Support CPU interface LCD

+ Support up to 24bit RGB interface

+ Programmable timing control for various panels

+ Support LCD resolution up to 1024*1024

■ HDMI

+ HDMI 1.1, up to 720p resolution

+ Supports RGB, YCbCr format

+ Supports IEC60958 audio format up to 24bits

■ TV Out:

+ Support NTSC-M, -J and –4.43 modes.

+ Support PAL-B, -D, -G, -H, -I, -M, -N, -Nc mode

+ Support CVBS output

+ Support YPbPr/YCbCr output up to 720p resolution

+ Support outputting blue/black color and ColorBar when no data input

■ CMOS Sensor interface

+ Support BT656&BT601 Interface

+ Support CMOS Sensor with YUV422 or RGB565 data format

+ With the CLKOUT for CMOS Sensor

■ USB

+ Complies with OTG 2.0

+ Supports Session Request Protocol (SRP) and Host Negotiation Protocol (HNP).

+ Supports point-to-point communication with one low-speed, full-speed or high-speed device in Host mode

+ Supports full-speed or high-speed in peripheral mode, up to 480Mbps

■ Audio In/Out

+ Build in stereo Sigma-Delta DAC, SNR>96dB

+ Build in stereo Sigma-Delta ADC, SNR>89dB

+ 18mW*2 Headphone Power Amplify, THD<-90dB

+ Support Microphone/FM (Linein) to ADC

■ SDIO

+ Two 4-wire bus supported

+ Up to 8-wire for one bus

+ Support SD/HCSD/microSD/miniSD/MS memory card, MMC/RSMMC/MMC PLUS card

+ Support SDIO function

■ I2C

+ 1-ch multi-master I2C bus, support both master and slave functions

+ Support standard mode (100kbps) and fast-speed mode (400kpbs)

■ UART

+ 5-8 Data Bits and LSB first in Transmitting and receiving

+ 1-2 Stop Bits

+ Even, Odd, or No Parity

■ User Interface

+ 1 remote control

+ 2*4 key matrix

+ Build in Touch Panel controller

+ IRC build in

■ SPI

+ 2 seperated SPI controller

+ Each support master mode and slave mode. The speed of master mode up to 80Mbps, and slave up to 20Mbps.

+ Support dual I/O write and read mode as master

+ Support single data rate mode and double data rate(DDR mode) as master

+ Support two wire mode, only use SCLK and MOSI signal

■ I2S&SPDIF

+ Support 5.1-Channel through I2S Transmitter module with Ext. 6-Channel DAC, include 3-Wire-DOUT Mode and TDM (time-division multiplexed) Mode

+ Support 5.1-Channel digital out through SPDIF

Timer/Clock

+ 2 Timers

+ Alarm supported

+ Calendar supported

+ Two oscillator needed: 24MHz and 32.768KHz Chip ID

+ Programmable for customer

■ PMU

+ Programmable DC/DC converters and regulator

+ Battery charger, support Li+ battery.

+ Voltage detector for over current protection and temperature surveillance

+ Low Power Mode

+ Deep Sleep Mode

■ Low SOC power

+ Low standby current. Less than 50uA with RTC.

+ Low power consumption. Less than 0.5mW/MHz of the CPU.

+ Dynamic system clock adjustment

■ Package

+ LQFP176 E-PAD and LQFP128 E-PAD for different usage.