The SN9C2805A is a high resolution webcam controller. Besides improved image quality, this generation of ISP
4 P6 H: v0 y" S. @0 t9 H$ F Fsupports wide dynamic range (WDR) and vertical lens distortion correction (VLDC) to bring better visual
) w* }2 R+ G7 q2 l; m( j7 Texperiences. It not only brings less noise image for human eye but also makes the analysis work in machine-vision
( v1 W1 y2 b0 Q0 Xeasier. For modern high resolution and AI applications, SN9C2805A would be a higher performance and cost
: \. [% O% {/ u: j' jeffective choice.
5 C! l2 y) b- z' i; C. d9 _ t2 k9 lBesides video ISP, SN9C2805A also supports UAC 1.0 specification which records audio form I2S interface or
' g% X9 D5 _& R9 o; [digital microphone input. Programmable audio sampling frequency from 8KHz to 48KHz and resolution of 8/16 bit + _. t/ M0 G" p2 q$ l2 x ~% \
with mono or stereo.
V5 | f8 n) dThe major functions of SN9C2805A include controlling the CMOS sensor, receiving the image data, converting it to 2 C" q* U! H" m
video stream, and then sending data to the host via USB. It’s compliant with USB 2.0 High-Speed (HS) and USB , S5 O( c% _' r3 o
Video Class (UVC) 1.1/1.5 over ISO or Bulk in transfer. Compliance with the public standards makes SN9C2805A
% ^! n R4 q9 p6 ^; b* beasy to be integrated into various fields of applications that need high quality video like high resolution tablet built-in ) D: ]/ }9 ]7 t1 D: F% ]
camera, camcorder, surveillance, video conference and machine vision (AI).9 v5 n/ e- t2 C+ T( E* u7 Z, p
SN9C2805A supports both parallel and MIPI-CSI2 1/2-lane CMOS sensor interfaces and the performance of ISP is ' z' S5 h# d5 f
up to 2592x1944@30fps or up to 1920x1080@60fps. The high performance Motion-JPEG engine and bit rate " O' t$ q6 o+ p) C3 _& L+ T
controller provides various compression ratios to meet bandwidth requirement. This system is controlled by the
9 H: _! F' M8 C. Xembedded micro-controller with the built-in statistics of AE / AWB. The flexible architecture includes the mask ROM, 6 g$ A, i1 Q* t) }0 Z
internal RAM and external serial-flash which can store the customized codes and parameters.
" @: c3 q$ L" z- @% y5 KThere are 3 built-in regulators and no needs of external oscillator, these features make it able to further save BOM . R$ E$ P" W4 s; c; P9 o: e
and PCB area. The SN9C2805A is the best choice for the compact modern electronic product design.
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SN9C2805A_0.02.pdf
(1.02 MB, 下载次数: 474)
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|Shenzhen Lianshi Electronics Co., Ltd
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发表于 2024-3-22 13:13:08