ASX342ATSC00XPED0-TR

‡ ASX342AT: 1/4-Inch Color CMOS NTSC/PAL Digital Image Sensor Features 1/4-Inch Color CMOS NTSC/PAL Digital Image SOC with Overlay Processor ASX342AT Datasheet, Rev. 0 For the latest datasheet, please visit www.onsemi.com Features Table 1: • Low-power CMOS image sensor with integrated image flow processor (IFP) and video encoder • 1/4-inch optical format, VGA resolution (640H x 480V) • 2x upscaling zoom and pan control • ±40 additional columns and ± 36 additional rows to compensate for lens alignment tolerances • Option to use single 2.8 V power supply with off-chip bypass transistor • Overlay generator for dynamic bitmap overlay • Integrated video encoder for NTSC/PAL with overlay capability and 10-bit I-DAC • Integrated microcontroller for flexibility • On-chip image flow processor performs sophisticated processing, such as color recovery and correction, sharpening, gamma, lens shading correction, on-the-fly defect correction, auto white balancing, and auto exposure • Auto black-level calibration • 10-bit, on-chip analog-to-digital converter (ADC) • Internal master clock generated by on-chip phaselocked loop (PLL) • Two-wire serial programming interface • Interface to low-cost EEPROM and Flash through SPI bus • High-level host command interface • Stand-alone operation support • Comprehensive tool support for overlay generation and lens correction setup • Development system with DevWare Applications Parameter Typical Value Pixel size and type 5.6 m x 5.6 m active pinnedphotodiode with high-sensitivity mode for low-light conditions Sensor clear pixels 728H x 560V (includes VGA active pixels, demosaic and lens alignment pixels) NTSC output 720H x 487V PAL output 720H x 576V Optical area (clear pixels) 4.077 mm x 3.136 mm Optical format ¼-inch Frame rate 50/60 fields/sec Sensor scan mode Progressive scan Color filter array RGB standard Bayer Chief ray angle (CRA) 0° Shutter type Electronic rolling shutter (ERS) Automatic Functions Exposure, white balance, black level offset correction, flicker detection and avoidance, color saturation control, on the-fly defect correction, aperture correction Programmable Controls Exposure, white balance, horizontal and vertical blanking, color, sharpness, gamma correction, lens shading correction, horizontal and vertical image flip, zoom, windowing, sampling rates, GPIO control Key parameters are continued on next page. See “New Features” on page 3. • Automotive rear view camera and side mirror • Blind spot and surround view ASX342AT/D Rev. 0, 1/16 EN Key Parameters See “Ordering Information” on page 3 1 ©Semiconductor Components Industries, LLC 2015, ASX342AT: 1/4-Inch Color CMOS NTSC/PAL Digital Image Sensor Applications Table 2: Key Parameters (continued) Parameter Typical Value Overlay Support Utilizes SPI interface to load overlay data from external flash/EEPROM memory with the following features: •Available in Analog output and BT656 Digital output •Overlay Size 360 x 480 pixel rendered into 720 x 480 (NTSC) or 720 x 576 (PAL) •Up to four (4) overlays may be blended simultaneously •Selectable readout: Rotating order user-selected •Dynamic scenes by loading pre-rendered frames from external memory •Palette of 32 colors out of 64,000 •8 colors per bitmap •Blend factor dynamically-programmable for smooth transitions •Fast update rate of up to 30 fps •Every bitmap object has independent x/y position •Statistic Engine to calibrate optical alignment •Number Generator Windowing Programmable to any size Analog gain range 0.5–16x ADC 10-bit, on-chip Output interface Analog composite video out, single-ended or differential; 8-, 10-bit parallel digital output Output data formats1 Digital: Raw Bayer 8-,10-bit, CCIR656, 565RGB, 555RGB, 444RGB Parallel: 27 MHz Pixel clock Data rate Control interface NTSC: 60 fields/sec PAL: 50 fields/sec Two-wire I/F for register interface plus high-level command exchange. SPI port to interface to external memory to load overlay data, register settings, or firmware extensions. Input clock for PLL 27 MHz SPI Clock Frequencies 1.6875 – 18 MHz, programmable Analog: 2.8V ± 5% Supply voltage Core: 1.8 V ± 5% (2.8V ± 5% power supply with off-chip bypass transistor generates a 1.70 - 1.95 V core voltage supply, which is acceptable for performance.) IO: 2.8 V ± 5% Analog output only Power consumption Digital output only Full resolution at 60 fps: 291 mW Package 63-BGA, 7.5 mm x 7.5 mm, 0.65mm pin pitch Full resolution at 60 fps: 192 mW Operating: -40 °C to 105 °C Ambient temperature Functional: -40 °C to + 85 °C Storage: -50°C to + 150°C Dark Current < 200 e/s at 60 °C with a gain of 1 Fixed pattern Column noise Row