STA1295集成電路（IC）的DSP（數(shù)字信號(hào)處理器）規(guī)格書(shū)PDF中文資料

STA1295屬于集成電路（IC）的DSP（數(shù)字信號(hào)處理器）。由意法半導(dǎo)體集團(tuán)制造生產(chǎn)的STA1295DSP（數(shù)字信號(hào)處理器）數(shù)字信號(hào)處理器是類(lèi)似于微處理器或微控制器的器件，但區(qū)別在于其內(nèi)部架構(gòu)經(jīng)修改，適用于對(duì)連續(xù)數(shù)據(jù)流連續(xù)執(zhí)行以乘法和加法運(yùn)算為主的算法，而不是以條件邏輯或大量并發(fā)進(jìn)程為主的算法。該器件通常用于諸如音頻或視頻信號(hào)處理等應(yīng)用。

Features

? AEC-Q100 qualified Grade 3

Core and infrastructure

? ARM? Single or Dual Core Cortex? A7 up to

650 MHz with NEON instructions and FPU

? Memory organization

– L1 Cache: 32 KB instruction, 32 KB data

– L2 Cache: 256 KB

– 768 KB embedded SRAM

– 16/32-bit DDR3L interface at 660 MHz

– Serial Quad IO NOR interface

– 16-bit Parallel NAND Controller

? 32-bit watchdog timer

? 16-channels DMA

? 8x 32-bit free running timers/counters

? 5x 16-bit Extended Function Timer (EFT) with

input capture/output compare and PWM

? Real Time Clock (RTC) with fraction readout

? Temperature sensor

Audio subsystem

? Sound processing DSP (450 MIPS)

? 6 stereo channels hardware sample rate

converter

? 6x Audio DAC with 103 dB SNR

A-weighted

? 6x Rx/Tx Audio interfaces (I2S/ multi-channel

ports, with SPI mode)

? 1x stereo ADC for AUX IN/Tuner with internal

switching logic (for 2 sources); 98 dB SNR

A-weighted

? 2x differential Mono ADC for Voice/Tel-IN with

internal switching logic; 98 dB SNR

A-weighted

Media interfaces

? 3x secure-digital multimedia memory card

interface (SD/MMC)

? 2x USB 2.0 Dual Role with integrated PHY

(Fast charger function supported)

? 1x RMII/RGMII Ethernet AVB MAC

? SPDIF with CDROM block decoder support

Display subsystem

? Multi-layer TFT dRGB Controller: up to 1080p

? Resistive Touch screen controller

? Video input port, ITU-601/656

? 3D graphics acceleration (OpenGL? ES 2.0)

? 2D graphics Bit Blit/Blend engine

? H264 / Multi-Format Video Decoder

Embedded secure vehicle interface

? Dedicated ARM? Cortex? M3 MCU

? 256 KB isolated embedded memory

? Secured NOR interface

? CAN interfaces: 1x CAN, 2x CAN FD

I/O interfaces

? 1x 10 channels 10-bits ADC

? 1x 6 channels ADC for DC detection

? 3x I2C multi-master/slave interfaces

? 4x UART controller

? 3x Synchronous Serial Port (SSP/SPI)

? 5x 32-bit GPIO ports

? JTAG based In-Circuit Emulator (ICE) with Embedded Trace Module

Operating conditions

? ARM_VDD, VDD: 1.14 V - 1.26 V

? VDD_IO_3V3: 3.3 V ±10

? DDR3L VDDQ: 1.35 V ±5

? VDD_IO_ON: 3.3 V ±10,

? Ambient temperature range: -40°C / +85°C

? Junction temperature range: -40°C / +125°C

Description

STA1275 and STA1295 are fully automotive, power efficient Systems-On-Chip, targeting

cost effective processing solution for modern Display Audio Systems.

They feature a powerful single or dual core Cortex? A7 processor (depending on the

versions), a high performance 3D GPU engine, a multi-format video decoder engine, a

multi-layer multi-format display controller, an audio DSP, a complete set of standard

connectivity interfaces and a dedicated ARM? Cortex? M3 controller for real-time CAN /

Vehicle Interface Processing.