The ADV3202/ADV3203 are 32 ? 16 analog crosspoint switch matrices. They feature a selectable sync-tip clamp input forac-coupled applications and a 2:1 on-screen display (OSD) insertion mux. With ?48 dB of crosstalk and ?80 dB isolationat 5 MHz, the ADV3202/ADV3203 are useful in many high density routing applications. The 0.1 dB flatness out to 60 MHz makes the ADV3202/ADV3203 ideal for both composite and component video switching.The 16 independent output buffers of the ADV3202/ADV3203 can be placed into a high impedance state for paralleling crosspoint outputs so that off-channels present minimal loading to an output bus if building a larger array. The ADV3202 has a gain of +1 while the ADV3203 has a gain of +2 for ease of use in back-terminated load applications. A single +5 V supply, dual ?2.5 V supplies, or dual ?3.3 V supplies can be used while consuming only 195 mA of idle current with all outputs enabled. The channel switching is performed via a double buffered, serial digital control, that can accommodate daisy chaining of several devices.The ADV3202/ADV3203 are packaged in a 176-lead exposed pad LQFP package (24 mm ? 24 mm) and are available over the extended industrial temperature range of ?40?C to +85?C.Applications CCTV surveillance Routing of high speed signals ? ? ? Composite video (NTSC, PAL, S, SECAM) ? ? ? RGB and component video routing ? ? ? Compressed video (MPEG, wavelet) Video conferencingData Sheet, Rev 0, 11/2008

The ADV3224/ADV3225 are high speed 16 ? 8 analog crosspoint switch matrices. They offer a ?3 dB signal bandwidth of greater than 750 MHz and a high slew rate of greater than 2500 V/?s.The ADV3224/ADV3225 include eight independent output buffers that can be placed into a high impedance state for paralleling crosspoint outputs to prevent off channels from loading the output bus. The ADV3224 has a gain of +1 and the ADV3225 has a gain of +2, and they both operate on voltage supplies of ?5 V. Channel switching is performed via a serial digital control that can accommodate the daisy chaining of several devices or via a parallel control to allow updating of an individual output without reprogramming the entire array.The ADV3224/ADV3225 are available in the 72-lead LFCSP package over the extended industrial temperature range of ?40?C to +85?C.Applications Routing of high speed signals including Video (NTSC, PAL, S, SECAM, YUV, RGB) Compressed video (MPEG, wavelet) 3-level digital video (HDB3) Data communications Telecommunications

The ADV3228/ADV3229 are high speed 8 ? 8 analog crosspoint switch matrices. They offer a ?3 dB large signal bandwidth of 750 MHz (ADV3228) and a slew rate of 2500 V/?s.The ADV3228/ADV3229 include eight independent output buffers that can be placed into a high impedance state for paralleling crosspoint outputs to prevent off channels from loading the output bus. The ADV3228 has a gain of +1, the ADV3229 has a gain of +2, and they both operate on voltage supplies of ?5 V. Channel switching is performed via a serial digital control that can accommodate daisy chaining of several devices or via a parallel control to allow updating of an individual output without reprogramming the entire array.The ADV3228/ADV3229 are available in the 72-lead LFCSP package over the extended industrial temperature range of ?40?C to +85?C.Applications Routing of high speed signals including: Video (NTSC, PAL, S, SECAM, YUV, RGB) Compressed video (MPEG, wavelet) 3-level digital video (HDB3) Data communications Telecommunications

The ADA4522-1 / ADA4522-2 / ADA4522-4 are single/dual/quadchannel, zero drift op amps with low noise and power, groundsensing inputs, and rail-to-rail output, optimized for totalaccuracy over time, temperature, and voltage conditions. Thewide operating voltage and temperature ranges, as well as thehigh open-loop gain and very low dc and ac errors make thedevices well suited for amplifying very small input signals andfor accurately reproducing larger signals in a wide variety ofapplications.The ADA4522-1 / ADA4522-2 / ADA4522-4 performance isspecified at 5.0 V, 30 V, and 55 V power supply voltages. Thesedevices operate over the range of 4.5 V to 55 V, and are excellentfor applications using single-ended supplies of 5 V, 10 V, 12 V,and 30 V, or for applications using higher single supplies anddual supplies of ?2.5 V, ?5 V, and ?15 V. The ADA4522-1 / ?ADA4522-2 / ADA4522-4 use on-chip filtering to achieve highimmunity to electromagnetic interference (EMI).The ADA4522-1 / ADA4522-2 / ADA4522-4 are fully specifiedover the extended industrial temperature range of ?40?C to+125?C and are available in 8-lead MSOP, 8-lead SOIC, 14-leadSOIC, and 14-lead TSSOP packages.APPLICATIONS Inductance, capacitance, and resistance (LCR) meter/megohmmeter front-end amplifiers Load cell and bridge transducers Magnetic force balance scales High precision shunt current sensing Thermocouple/resistance temperature detector (RTD) sensors Programmable logic controller (PLC) input and output amplifiers

The ADA4940-1 / ADA4940-2 are low noise, low distortion differential amplifiers with very low power consumption. They are an ideal choice for driving low power, high resolution, high performance SAR and sigma-delta (?-?) analog-to-digital converters (ADCs) with resolutions up to 18 bits from dc to 1 MHz on only 1.25 mA of quiescent current. The adjustable level of the output common-mode voltage allows the ADA4940-1/ ADA4940-2 to match the input common-mode voltage of multiple ADCs. The internal common-mode feedback loop provides exceptional output balance, as well as suppression of even-order harmonic distortion products.With the ADA4940-1 / ADA4940-2, differential gain configurations are easily realized with a simple external feedback network of four resistors determining the closed-loop gain of the amplifier. The ADA4940-1 / ADA4940-2 are fabricated using Analog Devices, Inc., complementary bipolar process, enabling them to achieve very low levels of distortion with an input voltage noise of only 3.9 nV/?Hz. The low dc offset and excellent dynamic performance of the ADA4940-1 / ADA4940-2 make them well suited for a variety of data acquisition and signal processing applications.The ADA4940-1 is available in a Pb-free, 3 mm ? 3 mm, 16-lead LFCSP. The ADA4940-2 is available in a Pb-free, 4 mm ? 4 mm, 24-lead LFCSP. The pinout is optimized to facilitate printed circuit board (PCB) layout and minimize distortion. The ADA4940-1 / ADA4940-2 are specified to operate over the ?40?C to +125?C temperature range.Applications Low power ADC drivers Single-ended-to-differential converters Differential buffers Line drivers Medical Imaging Industrial Process Control Portable Electronics

The LTC1286/LTC1298 are micropower, 12-bit, successive approximation sampling A/D converters. They typically draw only 250?A of supply current when converting and automatically power down to a typical supply current of 1nA whenever they are not performing conversions. They are packaged in 8-pin SO packages and operate on 5V to 9V supplies. These 12-bit, switched-capacitor, successive approximation ADCs include sample-and-holds. The LTC1286 has a single differential analog input. The LTC1298 offers a software selectable 2-channel MUX.On-chip serial ports allow efficient data transfer to a wide range of microprocessors and microcontrollers over three wires. This, coupled with micropower consumption, makes remote location possible and facilitates transmitting data through isolation barriers.These circuits can be used in ratiometric applications or with an external reference. The high impedance analog inputs and the ability to operate with reduced spans (to 1.5V full scale) allow direct connection to sensors and transducers in many applications, eliminating the need for gain stages.Applications Battery-Operated Systems Remote Data Acquisition Battery Monitoring Handheld Terminal Interface Temperature Measurement Isolated Data Acquisition

The LT1372/LT1377 are monolithic high frequency switching regulators. They can be operated in all standard switching configurations including boost, buck, flyback, forward, inverting and 'Cuk.' A 1.5A high efficiency switch is included on the die, along with all oscillator, control and protection circuitry. All functions of the LT1372/LT1377 are integrated into 8-pin SO/PDIP packages.The LT1372/LT1377 typically consumes only 4mA quiescent current and has higher efficiency than previous parts. High frequency switching allows for very small inductors to be used. All surface mount components consume less than 0.5 square inch of board space.New design techniques increase flexibility and maintain ease of use. Switching is easily synchronized to an external logic level source. A logic low on the shutdown pin reduces supply current to 12?A. Unique error amplifier circuitry can regulate positive or negative output voltage while maintaining simple frequency compensation techniques. Nonlinear error amplifier transconductance reduces output overshoot on start-up or overload recovery. Oscillator frequency shifting protects external components during overload conditions.Applications Boost Regulators CCFL Backlight Driver Laptop Computer Supplies Multiple Output Flyback Supplies Inverting Supplies

DC1010A-A: Demo Board for the LTC2493 24-Bit 2-/4-Channel ΔΣ ADC with Easy Drive Input Current Cancellation and I2C Interface.

The LTC2494 is a 16-channel (8-differential), 16-bit, No Latency ??? ADC with Easy Drive technology. The patented sampling scheme eliminates dynamic input current errors and the shortcomings of on-chip buffering through automatic cancellation of differential input current. This allows large external source impedances, and rail-to-rail input signals to be directly digitized while maintaining exceptional DC accuracy. The LTC2494 includes programmable gain, a high accuracy temperature sensor and an integrated oscillator. This device can be configured to measure an external signal (from combinations of 16 analog input channels operating in single-ended or differential modes) or its internal temperature sensor. The integrated temperature sensor offers 1/2?C resolution and 2?C absolute accuracy. The LTC2494 can be configured to provide a programmable gain from 1 to 256 in 8 steps. The LTC2494 allows a wide common mode input range (0V to VCC), independent of the reference voltage. Any combination of single-ended or differential inputs can be selected and the first conversion, after a new channel is selected, is valid.Applications Direct Sensor Digitizer Direct Temperature Measurement Instrumentation Industrial Process Control

Demonstration circuit 1013 is a dual output regulator consisting of two constant-frequency step-down converters, based on the LTC3547 monolithic dual synchronous buck regulator IC. The DC1013 has an input voltage range of 2.5V to 5.5V, and both outputs are capable of delivering up to 300 mA of output current at a minimum input voltage of 3V. In Burst Mode® operation, which is the mode of the LTC3547 during light load current operation, the DC supply current of the DC1013 is typically only 40 uA (per channel) at no load, and less than 1 uA in shutdown. The DC1013 is a very efficient circuit: over 95% for either circuit. The LTC3547 comes in a tiny 8-lead 3 × 2 mm DFN package, which has an exposed pad on the bottom-side of the IC for better thermal performance.