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參數(shù)資料
| 型號(hào)： | AT76C120 |
| 廠商： | Atmel Corp. |
| 英文描述： | High- Performance Digital Imaging and Video Processor |
| 中文描述： | 高性能數(shù)字成像和視頻處理器 |
| 文件頁數(shù)： | 1/5頁 |
| 文件大?。?/td> | 76K |
| 代理商： | AT76C120 |
1
Note: This is a summary datasheet. A complete document is available
under NDA. For more information, please contact your local Atmel Sales
Office.
Features
Supports Image (Up to 16 Mpixels) and Video Playback Applications
ARM7TDMI
CPU Running at a Maximum Rate of 78 MHz
16/8-bit CCIR Digital Video Input Interface for Video/Still-Picture Capture
Video Encoder for NTSC/PAL TV Signal
Digital Video Outputs Include: Composite, 16/8-bit YC (CCIR-656), RGB 565, 24-bit
RGB, Component (Y/Pr/Pb), VESA Up to XGA Resolutions
Integrated Triple Video DAC for Composite, Component, RGB, or S-Video Outputs
Direct Interface to Epson, Casio, or AU LCDs
Image Scaling and Rotation Hardware
Baseline JPEG Compression/Decompression
MPEG-1 Encode/Decode at 24 fps VGA
MPEG-4 Codec Simple Profile at 30 fps CIF Resolution
SDRAM Interface Supports Up to 512 Mbit Devices
Unified Memory Architecture (All Program and Data Stored in SDRAM)
Static Memory Controller (Flash/SRAM) Supports Up to Four 16 MB Devices
Support for All Flash Card Interfaces (MMC/SD, Memory Stick Pro
,
SSFDC/Smartmedia, CompactFlash
with IDE I/O Mode Support)
Audio Data Interface for Connection to External Stereo ADC/DAC
USB 2.0 High-speed Slave Controller for PC Card Reading Applications - OR -
USB 1.1 Full-speed Host/Slave Controller for Direct Connection to Digital Cameras
USART Interface
Serial Peripheral Interface for Loading Boot Code and Controlling External Devices
Three General-purpose Timers for Waveform Generation and Event Monitoring
Programmable Watchdog Timer
Up to Eight External Interrupts
Up to 102 Pins Configurable as General-purpose I/Os
All Low-level Software and Application Samples are Provided
1.8 V Core and 3.3 V I/O Operation
208-ball BGA Package
Figure 1.
Typical DSC Application Using The AT76C120
JPEG
Codec
SDRAM Interface
78 MHz Clock, CL=2
Interrupt
Controller
System
SPI
USB
USART
F
C
S
M
8KB
Cache
ARM7TDMI
78 MHz
Triple
DAC
Display
Interface
Timers
Watchdog
Timer
4KB
Data RAM
Audio
Data
Interface
MPEG-1
Codec
MPEG-4
Codec
Scaler
Push-
buttons,
LEDs, etc.
PLL
Filter
SDRAM
Subsystems
ICs
Legend
Flash
Cards
SRAM
to PC
Audio
Codec
Serial
EEPROM
(boot code)
12 MHz
to PC
up to
27 MHz
Imager
and Lens
Subsystem
Direct
LCD Panel
Subsystem
TV Filters
PLL
Filter
High-
Performance
Digital Imaging
and Video
Processor
AT76C120
Summary
5676AS–MPIXLY–06/04
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