The SN9C2805A is a high resolution webcam controller. Besides improved image quality, this generation of ISP
9 T: B& }: T8 osupports wide dynamic range (WDR) and vertical lens distortion correction (VLDC) to bring better visual
$ H j, L* [: ~% K6 l) o$ O- gexperiences. It not only brings less noise image for human eye but also makes the analysis work in machine-vision 7 K% X# D7 H% Q/ E# Q8 v/ o8 q7 V
easier. For modern high resolution and AI applications, SN9C2805A would be a higher performance and cost " H9 o7 f, f1 V& h0 f
effective choice.
3 z3 Q8 U w" j6 [* bBesides video ISP, SN9C2805A also supports UAC 1.0 specification which records audio form I2S interface or # O( K1 i m2 W9 F" M% ]$ K$ w
digital microphone input. Programmable audio sampling frequency from 8KHz to 48KHz and resolution of 8/16 bit
: c" o1 v C8 ewith mono or stereo.* q% p/ B, C7 U: g. |9 p; V
The major functions of SN9C2805A include controlling the CMOS sensor, receiving the image data, converting it to 0 T1 [0 v5 ]: ^' f
video stream, and then sending data to the host via USB. It’s compliant with USB 2.0 High-Speed (HS) and USB
! p$ `8 H( Q" b% c3 n' S' UVideo Class (UVC) 1.1/1.5 over ISO or Bulk in transfer. Compliance with the public standards makes SN9C2805A& i+ I$ R- Y6 A! d5 D
easy to be integrated into various fields of applications that need high quality video like high resolution tablet built-in
4 e3 a# p6 i. \" Jcamera, camcorder, surveillance, video conference and machine vision (AI).
1 R% J& W* O% YSN9C2805A supports both parallel and MIPI-CSI2 1/2-lane CMOS sensor interfaces and the performance of ISP is
. d6 @( ^$ W( {; {6 `1 {up to 2592x1944@30fps or up to 1920x1080@60fps. The high performance Motion-JPEG engine and bit rate 5 v) r: W1 N, e$ k
controller provides various compression ratios to meet bandwidth requirement. This system is controlled by the . L2 }. ]: r- e& G
embedded micro-controller with the built-in statistics of AE / AWB. The flexible architecture includes the mask ROM,
( h& }, j' |% u. G7 Finternal RAM and external serial-flash which can store the customized codes and parameters.1 u4 \) L2 I6 Z* v& e; g
There are 3 built-in regulators and no needs of external oscillator, these features make it able to further save BOM
1 j! _# ^- u4 w5 _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: 472)
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发表于 2024-3-22 13:13:08