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PDF ( 数据手册 , 数据表 ) JMB312

零件编号 JMB312
描述 USB2.0 UVC WebCam Controller
制造商 JMicron
LOGO JMicron LOGO 


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JMB312 数据手册, 描述, 功能
JMicron/JMB312
JMB312 USB2.0 UVC WebCam Controller
Overview
JMB312 is a USB 2.0 High-Speed (HS) and Full-Speed (FS) compatible PC Camera controller. It is fully
compliant with USB Video class 1.1. It can support most of available CMOS sensors with resolution range
from UXGA to QQVGA.
A high performance motion JPEG compression engine is built in JMB312 to support 15 fps@UXGA
(1600X1200), 20fps@SXGA (1280X1024) and 30 fps@VGA (640X480).
JMB312 also supports MJPEG header generation function to receive MJPEG data from CMOS sensor
and bypass it to USB controller
Overall
Compliant with USB Video Class 1.1 standard.
Built-in 8051 micro-controller
Support Video Data Format including Bayer Pattern (Raw8), YUV4:2:2, MJPEG YUV4:2:2
Format, MJPEG YUV4:0:0 Format
Support generic sensor parallel interface.
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Built in 3.3V to 1.8V Regulators.
Package: 46 pins LQFN (4.5mm x 6.5mm)
Support Flash with SPI interface for external memory to store ROM code, sensor parameter and
etc.
Sensor Interface
Support YUY2 (8 bit), RGB (565) and RGB Bayer patter (8 bit)
Down-sampling frames for flow control
Output maximum 60MHz sensor clock
USB
USB 2.0 interface
USB Video Class 1.1 compliant
Remote wake-up
Support 3 Endpoints: Control x 1, Isochronous x 1 and Interrupt x 1
UVC
Built-in UVC Camera Terminal Control
Auto-Exposure mode control
Copyright © 2008 JMicron Inc. All rights reserved.
Product Brief
Page 1
2008/09/04
Datasheet pdf - http://www.DataSheet4U.net/












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