The SN9C2805A is a high resolution webcam controller. Besides improved image quality, this generation of ISP
: x, ?1 `# [: c! }. zsupports wide dynamic range (WDR) and vertical lens distortion correction (VLDC) to bring better visual
) P% I! Z5 b- X9 z% k$ h8 e$ Fexperiences. It not only brings less noise image for human eye but also makes the analysis work in machine-vision 0 E0 t% e- R. N+ y2 J
easier. For modern high resolution and AI applications, SN9C2805A would be a higher performance and cost # L* E; c1 R" R
effective choice.; w( @. a& S& K1 G, y* m. T
Besides video ISP, SN9C2805A also supports UAC 1.0 specification which records audio form I2S interface or $ L3 S z' L- U3 [. \# e1 c
digital microphone input. Programmable audio sampling frequency from 8KHz to 48KHz and resolution of 8/16 bit " s$ ?! a; b: F
with mono or stereo.
, n4 A- q3 C5 _: j* C, Y8 gThe major functions of SN9C2805A include controlling the CMOS sensor, receiving the image data, converting it to
% d+ T6 ~& e$ R$ Lvideo stream, and then sending data to the host via USB. It’s compliant with USB 2.0 High-Speed (HS) and USB 8 C) j V; Z5 R! }3 A8 Z
Video Class (UVC) 1.1/1.5 over ISO or Bulk in transfer. Compliance with the public standards makes SN9C2805A2 t! u, ? P2 r D* g/ \
easy to be integrated into various fields of applications that need high quality video like high resolution tablet built-in
" {1 _3 ^3 ?- l9 w3 R5 jcamera, camcorder, surveillance, video conference and machine vision (AI).9 K+ w9 s% L1 Y0 H7 |, X
SN9C2805A supports both parallel and MIPI-CSI2 1/2-lane CMOS sensor interfaces and the performance of ISP is * X. Z( Z3 T9 N7 I! A
up to 2592x1944@30fps or up to 1920x1080@60fps. The high performance Motion-JPEG engine and bit rate
3 ^2 V, p. k5 I' Zcontroller provides various compression ratios to meet bandwidth requirement. This system is controlled by the
+ Y7 k& f; f3 r. K! Y4 Q9 xembedded micro-controller with the built-in statistics of AE / AWB. The flexible architecture includes the mask ROM, 1 Q. n6 R7 [7 t
internal RAM and external serial-flash which can store the customized codes and parameters.
3 F& o, F3 _0 a5 e0 P3 YThere are 3 built-in regulators and no needs of external oscillator, these features make it able to further save BOM
, ^; P# O5 H% l Sand 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: 342)
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发表于 2024-3-22 13:13:08