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1/13 inch QVGA CMOS Image Sensor BF3901UCS Datasheet
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The BF3901UCS is a highly integrated QVGA camera chip which includes CMOS image sensor (CIS)
) j( S; Q2 [+ y- Mand image signal processing function (ISP). It is fabricated with the world’s most advanced CMOS: p( j# }& D4 I4 `2 S( G
image sensor process to realize ultra-low dark noise, high sensitivity and very low power consumption
7 ]' I% c( s( [ Rimaging system. The sensor consists of a 248 x 328 effective pixel array which has an optical format of
' S' b5 k) Z8 `. S! t2 P1/13 inch. It has integrated noise canceling CDS (Correlated Double Sampling) circuits, analog global
1 G* p8 l, ^$ I egain and separated R/G/B gain controller, automatic black level compensation and on-chip 10-bit ADC.
/ U8 N" ~3 o, CThe on-chip ISP provides a very smooth AE (Auto Exposure) and accurate AWB (Auto White Balance)
6 v% { m. R6 t. ~9 Vcontrol. It provides various data formats, such as Bayer RGB, RGB444, RGB555, RGB565, YCbCr 4:2:2.
. v! M& b$ s$ K9 Z0 N+ o% z' ?3 PIt has a commonly used two-wire serial interface for the host to control the operation of the whole; M) p! M/ x* I2 \7 @5 |0 V
sensor. $ I9 O9 P: w; L( W% w9 Z# s
The product is capable of operating at up to 30 frames per second at 24MHZ clock in QVGA mode, with
; k& m" R+ [8 f8 icomplete user control over image quality and data format. All required image processing functions,
6 J) C7 o0 B- i! `1 D1 ]including exposure control, and so on, are also programmable through the two-wire serial bus.
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