|
1/4-inch, 5-Megapixel SOC Image Sensor Optimized for High-Volume Mobile Markets
# z9 X3 S( O9 U+ o! }5 X y9 jOV5640 4 x- Y0 R$ H! h% P; ` ]% T
5-megapixel product brief; z5 S5 b& W6 h/ X; a- ^
lead free
; G |7 @2 q6 \) z# [( o, i- o+ b$ aavailable in
- C `) \0 _* a! \5 ^" ta lead-free
" S( W. c5 p) n W. N: Bpackage* M+ ?/ [& l$ {- C' z
The OV5640 delivers a complete 5-megapixel camera solution on a
& ]; [; i) L9 l6 t Isingle chip, aimed at offering cost efficiencies that serve the high5 c+ A7 C! p# W7 _2 t; X
volume autofocus (AF) camera phone market. The system-on-a
) w: u: a+ w& s" `9 Ochip (SOC) sensor features OmniVision's 1.4 micron OmniBSI™% Q% Q5 U: D9 F5 F3 e6 d+ q
backside illumination architecture to deliver excellent pixel
% F1 t8 y' l' T- X+ `3 q# uperformance and best-in-class low-light sensitivity, while enabling- X6 p6 i. ]- z9 C% N T* j% l
ultra compact camera module designs of 8.5 mm x 8.5 mm with; B8 t0 M5 U# [0 ]6 v5 O, {
<6 mm z-height. The OV5640 provides the full functionality of a5 _4 U1 ?* T6 k0 C0 c3 w
complete camera, including anti-shake technology, AF control, and1 B- |* A; s5 G5 }
MIPI while being easier to tune then two-chip solutions, making it. w# ^! e8 R/ U# X) v# z; M# ]
an ideal choice in terms of cost, time-to-market and ease of
. B7 z D% r+ n" ~! u7 Yplatform integration.
. v+ w; T# a* n- x, lThe OV5640 enables 720p HD video at 60 frames per second (fps); w3 ]. z6 i6 N
and 1080p HD video at 30 fps with complete user control over$ R* t/ ]" w& H2 ~* n. o4 c4 P/ ~/ V
formatting and output data transfer. The 720p/60 HD video is
9 d4 @4 s2 X. a2 M5 a8 R1 Lcaptured in full field of view (FOV) with 2 x 2 binning, which W: ~/ A% G* d2 |
doubles the sensitivity and improves the signal-to-noise ratio" V0 N! M) m$ `: q
(SNR). Additionally, a unique post-binning re-sampling filter
9 M6 B, R+ X! T% a+ b4 wfunction removes zigzag artifacts around slant edges and' M# i/ ^( M; d5 [2 A* n
minimizes spatial artifacts to deliver even sharper, crisper. h m3 n, A/ y+ @/ h* e
color images. To further improve camera performance and user
8 W% l! r2 {: kexperience, the OV5640 features an internal anti-shake engine for
$ w, i8 c) q0 u- i: b/ ] ~' Jimage stabilization, and it supports Scalado™ tagging for faster- M, b8 j# P, R+ u2 o, a: G
image preview and zoom.+ J( ~3 m5 Z# C7 }' ?1 M( n" T
The OV5640 offers a digital video port (DVP) parallel interface4 s1 }; q( H0 o1 R4 @: k
and a high-speed dual lane MIPI interface, supporting multiple
+ `" ~+ g4 x7 t* i& coutput formats. An integrated JPEG compression engine simplifies
" `, i' X' O! v# ?$ d; xdata transfer for bandwidth-limited interfaces. The sensor's
1 F% `- n) U3 R0 W1 n; _automatic image control functions include automatic exposure* F; N+ ~$ a, u9 T
control (AEC), automatic white balance (AWB), automatic band
6 Q6 i/ L$ I3 g1 x7 d5 {filter (ABF), 50/60 Hz automatic luminance detection, and
! n( A, t4 w2 R) i% c# |; O: h1 }automatic black level calibration (ABLC). The OV5640 delivers
( s% m- D, a. |7 q0 C- l8 p7 Yprogrammable controls for frame rate, AEC/AGC 16-zone% f/ X( x* V$ F4 Z4 r& Z$ ]( @
size/position/weight control, mirror and flip, cropping, windowing,% x2 X4 \8 u3 u U3 `+ W
and panning. It also offers color saturation, hue, gamma, sharpness# @$ d O3 m4 R$ Y( N; W' i
(edge enhancement), lens correction, defective pixel canceling, and: s6 U6 t1 G$ ]2 ~; }5 X; K
noise canceling to improve image quality.
. Z, D' \! R& |) I& |( x4 M6 Q6 KFind out more at www.ovt.com.¬$ O- x" C, ~# K. C
OV5640.pdf
(580.27 KB, 下载次数: 275)
. X& E' o/ P4 y
0 L7 v6 t, ]" k! ]1 F
% L+ B1 \5 G0 U* B' J |