The SN9C2805A is a high resolution webcam controller. Besides improved image quality, this generation of ISP ' ]9 |3 D% T4 A3 s
supports wide dynamic range (WDR) and vertical lens distortion correction (VLDC) to bring better visual
8 p" V; X% f1 sexperiences. It not only brings less noise image for human eye but also makes the analysis work in machine-vision 0 B, u7 x$ x4 X. x
easier. For modern high resolution and AI applications, SN9C2805A would be a higher performance and cost
+ J% A" L( O4 b5 |9 qeffective choice.) T u# ]: W+ Q, T9 @& t- k
Besides video ISP, SN9C2805A also supports UAC 1.0 specification which records audio form I2S interface or
' j! Z7 D) n+ zdigital microphone input. Programmable audio sampling frequency from 8KHz to 48KHz and resolution of 8/16 bit [0 g' e& \) O) f& c, p+ E
with mono or stereo.- d) `5 Y) l( o3 }) Y5 I+ |9 G
The major functions of SN9C2805A include controlling the CMOS sensor, receiving the image data, converting it to
) k+ ]2 E. S1 z, |& F! V _- @video stream, and then sending data to the host via USB. It’s compliant with USB 2.0 High-Speed (HS) and USB ( k' W) {+ A$ a- L3 q# m% V3 ]
Video Class (UVC) 1.1/1.5 over ISO or Bulk in transfer. Compliance with the public standards makes SN9C2805A& y8 w: E U( R( j
easy to be integrated into various fields of applications that need high quality video like high resolution tablet built-in
: `5 b& {, R$ p9 |7 B5 Tcamera, camcorder, surveillance, video conference and machine vision (AI).
, I; k/ c* [. y* P1 f7 |! hSN9C2805A supports both parallel and MIPI-CSI2 1/2-lane CMOS sensor interfaces and the performance of ISP is $ Q9 x4 L, b: W. W3 G" Q
up to 2592x1944@30fps or up to 1920x1080@60fps. The high performance Motion-JPEG engine and bit rate
' ]/ R+ L' `7 Xcontroller provides various compression ratios to meet bandwidth requirement. This system is controlled by the
1 X8 Q, R7 k, J' Q/ g7 Jembedded micro-controller with the built-in statistics of AE / AWB. The flexible architecture includes the mask ROM,
* C: s5 D% `3 a$ ointernal RAM and external serial-flash which can store the customized codes and parameters., f9 H ?4 A% p1 ?5 N2 l
There are 3 built-in regulators and no needs of external oscillator, these features make it able to further save BOM 8 R; E7 U" b; b( F7 a
and PCB area. The SN9C2805A is the best choice for the compact modern electronic product design.) w! F. C+ K: r/ s8 V# }2 T. r
SN9C2805A_0.02.pdf
(1.02 MB, 下载次数: 472)
0 b% O" h" u5 v& j+ D& L# v1 U! Z) [9 @
|
|Shenzhen Lianshi Electronics Co., Ltd
( 粤ICP备13003189号 )
发表于 2024-3-22 13:13:08