MAX9526 Low-Power, High-Performance NTSC/PAL Video Decoder General Description Features The MAX9526 is a low-power video decoder that con- Supports All NTSC and PAL Standards NTSC M, NTSC J, NTSC 4.43, verts NTSC or PAL composite video signals to 8-bit or PAL B/G/H/I/D, PAL M, PAL N, PAL 60 10-bit YCbCr component video compliant with the ITU- R BT.656 standard. The device powers up in fully oper- Easy to Configure and Operate with Only ational mode and automatically configures itself to 16 User-Programmable Registers decode the detected input standard. The MAX9526 Automatic Configuration and Standard Select typically consumes 200mW of power in normal opera- 10-Bit 4x Oversampling (54Msps) ADC with True tion and typically less than 100W in shutdown mode. 10-Bit Digital Processing An internal 10-bit, 54MHz analog-to-digital converter Flexible Output Formatting (ADC) samples the input with four times oversampling. 10-Bit Parallel ITU-R BT.656 Output with The MAX9526 features a DC restoration circuit with off- Embedded TRS set correction and automatic gain control to accurately 8-Bit Parallel ITU-R BT.656 Output with Separate optimize the full-scale range of the ADC. HS and VS An integrated analog anti-aliasing filter eliminates the +1.8V Digital and Analog Supply Voltage need for external filtering. The MAX9526 includes a 2:1 +1.7V to +3.45V Digital I/O Supply Voltage input multiplexer with automatic signal selection based Full Automotive Temperature Range (-40C to on activity at the inputs. +125C) An internal line-locked phase-locked loop (PLL) gener- Low-Power Modes ates the sample clock and the line-locked clock (LLC) Shutdown (< 100W typ) output to provide an ITU-compliant output. Alternatively, Sleep Mode with Continuous Activity Detection the PLL can be configured to provide a sample clock (< 5mW typ) and output clock at 2x and 1x the frequency of the 2-to-1 Video Input Mux with AGC crystal oscillator, respectively. The MAX9526 provides a multiline adaptive comb filter to Ordering Information reduce cross-chrominance and cross-luminance artifacts. PART TEMP RANGE PIN-PACKAGE A single 1.8V supply is used for both the digital and MAX9526AEI+ -40C to +125C 28 QSOP analog supplies. The digital outputs operate from a separate +1.7V to +3.45V supply to allow direct con- MAX9526AEI/V+ -40C to +125C 28 QSOP nection to a wide range of digital processors. TheFunctional Diagrams MAX9526ATJ+ -40C to +125C 32 TQFN-EP* MAX9526 operates over the -40C to +125C automo- MAX9526ATJ/V+ -40C to +125C 32 TQFN-EP* tive temperature range and is available in both a +Denotes lead(Pb)-free/RoHS-compliant package. 28-pin QSOP and a 32-pin TQFN (5mm x 6mm). /V denotes an automotive qualified part. *EP = Exposed pad. Applications Functional Diagram Automotive Entertainment Systems Collision Avoidance Systems 10 10 10 V D9D0 IN1 ANALOG DIGITAL OUTPUT Security Surveillance/CCTV Systems V FRONT-END DECODER PROCESSING IN2 LLC Televisions NONSTD SYNC VIDEO XTAL/OSC PROCESSING, CLOCK CLOCK GENERATION, XTAL2 AND PLL SDA MAX9526 2 SCL I C INTERFACE Pin Configurations appear at end of data sheet. DEVADDR AND REGISTERS IRQ Functional Diagrams continued at end of data sheet. UCSP is a trademark of Maxim Integrated Products, Inc. For pricing, delivery, and ordering information, please contact Maxim Direct 19-4535 Rev 3 2/11 at 1-888-629-4642, or visit Maxims website at www.maxim integrated.com. AVAILABLEMAX9526 Low-Power, High-Performance NTSC/PAL Video Decoder ABSOLUTE MAXIMUM RATINGS AVDD to AGND .......................................................-0.3V to +2V 28-Pin QSOP Multilayer Board DVDD to DGND........................................................-0.3V to +2V (derate 12.6mWC above +70C)............................1009mW DVDDIO to DGND .................................................-0.3V to +3.6V 32-Pin TQFN Multilayer Board AGND to DGND.....................................................-0.1V to +0.1V (derate 20.8mW/C above +70C)...........................1663mW D9D0, LLC to DGND .........................-0.3V to (DVDDIO + 0.3V) Operating Temperature Range .........................-40C to +125C V , V , V to AGND .......................-0.3V to (AVDD + 0.3V) Junction Temperature......................................................+150C IN1 IN2 REF XTAL/OSC, XTAL2 to AGND ....................................-0.3V to +2V Storage Temperature Range .............................-65C to +150C IRQ, SDA, SCL, DEVADR to DGND ......................-0.3V to +3.6V Lead Temperature (soldering, 10s) .................................+300C Continuous Current In/Out All Pins...................................50mA Soldering Temperature (reflow) .......................................+260C Continuous Power Dissipation (T = +70C) A 28-Pin QSOP Single-Layer Board (derate 10.8mW/C above +70C).............................860mW Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. ELECTRICAL CHARACTERISTICS (V = V = +1.8V, V = +3.3V, V = V = 0V, T = T to T , unless otherwise noted. Typical values are at AVDD DVDD DVDDIO AGND DGND A MIN MAX T = +25C.) (Note 1) A PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS SUPPLIES Analog Supply Voltage Range AVDD 1.7 1.8 1.9 V Digital Supply Voltage Range DVDD 1.7 1.8 1.9 V Digital I/O Supply Voltage Range DVDDIO 1.7 3.3 3.45 V Normal operation 42 55 mA Analog Supply Current I AVDD Sleep mode 2.2 3 (Note 2) Shutdown 0.5 100 A Normal operation 70 110 mA Digital Supply Current I Sleep mode 5 1000 DVDD (Note 2) A Shutdown 5 1000 Normal operation, V = 1.8V 3.5 DVDDIO mA Normal operation, V = 3.3V 6.4 Digital I/O Supply Current DVDDIO I DVDDIO (Note 2) Sleep mode, V = 3.3V 0.8 10 DVDDIO A Shutdown, V = 3.3V 0.8 10 DVDDIO VIDEO INPUTS, V , AND CLAMP REF Input Voltage Range Guaranteed by full-scale conversion range 0.27 0.5 0.83 V P-P Input Resistance R 2M IN Input Capacitance C 8pF IN Video Input Reference Voltage V 850 mV REF (V ) REF Sync-Tip Clamp Level V Activity detect clamp 550 mV CLMP2 Activity detect clamp, Input Clamping Current 2.0 A V = V + 150mV VIN CLMP2 2 Maxim Integrated