AD5763Complete Dual, 16-Bit High Accuracy, Serial Input, ±5 V DAC | Integrated Circuits (ICs) | 2 | Active | The AD5763 is a dual, 16-bit, serial input, bipolar voltage output digital-to-analog converter (DAC) that operates from supply voltages of ±4.75 V up to ±5.25 V. The nominal full-scale output range is ±4.096 V. The AD5763 provides integrated output amplifiers, reference buffers, and proprietary power-up/ power-down control circuitry. The part also features a digital I/O port, which is programmed via the serial interface. The part incorporates digital offset and gain adjust registers per channel.The AD5763 is a high performance converter that offers guar- anteed monotonicity, integral nonlinearity (INL) of ±1 LSB, low noise, and 10 μs settling time. During power-up (when the supply voltages are changing), the outputs are clamped to 0 V via a low impedance path.The AD5763 uses a serial interface that operates at clock rates of up to 30 MHz and is compatible with DSP and microcontroller interface standards. Double buffering allows the simultaneous updating of all DACs. The input coding is programmable to either twos complement or offset binary formats. The asynchronous clear function clears all DAC registers to either bipolar zero or zero scale depending on the coding used. The AD5763 is ideal for both closed-loop servo control and open-loop control applications. The AD5763 is available in a 32-lead TQFP, and offers guaranteed specifications over the −40°C to +105°C industrial temperature range. Figure 1 contains a functional block diagram of the AD5763.APPLICATIONSIndustrial automationOpen-loop/closed-loop servo controlProcess controlData acquisition systemsAutomatic test equipmentAutomotive test and measurementHigh accuracy instrumentation |
AD5764RComplete Quad, 16-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DAC | Digital to Analog Converters (DAC) | 5 | Active | The AD5764R is a quad, 16-bit, serial input, bipolar voltage output DAC that operates from supply voltages of ±11.4 V to ±16.5 V. Nominal full-scale output range is ±10 V. The AD5764R provides integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry. The part also features a digital I/O port, programmed via the serial interface, and an analog temperature sensor. The part incorporates digital offset and gain adjust registers per channel.The AD5764R is a high performance converter that provides guaranteed monotonicity, integral nonlinearity (INL) of ±1 LSB, low noise, and 10 μs settling time. The AD5764R includes an on-chip 5 V reference with a reference temperature coefficient of 10 ppm/°C maximum. During power-up when the supply voltages are changing, VOUTx is clamped to 0 V via a low impedance path.The AD5764R is based on theiCMOS®technology platform, which is designed for analog systems designers within industrial/instrumentation equipment OEMs who need high performance ICs at higher voltage levels.iCMOS enables the development of analog ICs capable of 30 V and operation at ±15 V supplies, while allowing reductions in power consumption and package size, coupled with increased ac and dc performance.The AD5764R uses a serial interface that operates at clock rates of up to 30 MHz and is compatible with DSP and microcontroller interface standards. Double buffering allows the simultaneous updating of all DACs. The input coding is programmable to either twos complement or offset binary formats. The asynchronous clear function clears all data registers to either bipolar zero or zero scale, depending on the coding used. The AD5764R is ideal for both closed-loop servo control and open-loop control applications. The AD5764R is available in a 32-lead TQFP and offers guaranteed specifications over the −40°C to +85°C industrial temperature range (see Figure 1 for the functional block diagram).APPLICATIONSIndustrial automationOpen-/closed-loop servo controlProcess controlData acquisition systemsAutomatic test equipmentAutomotive test and measurementHigh accuracy instrumentation |
AD5765Complete Quad, 16-Bit, High Accuracy, Serial Input, ±5 V DAC | Integrated Circuits (ICs) | 1 | Active | The AD5765 is a quad, 16-bit, serial input, bipolar voltage output, digital-to-analog converter (DAC) that operates from supply voltages of ±4.75 V to ±5.25 V. The nominal full-scale output range is ±4.096 V. The AD5765 provides integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry. The part also features a digital I/O port, which is programmed via the serial interface. The part incorporates digital offset and gain adjustment registers per channel.The AD5765 is a high performance converter that offers guaranteed monotonicity, integral nonlinearity (INL) of ±1 LSB, low noise, and 10 μs settling time. During power-up (when the supply voltages are changing), the outputs are clamped to 0 V via a low impedance path.The AD5765 uses a serial interface that operates at clock rates of up to 30 MHz and is compatible with DSP and microcontroller interface standards. Double buffering allows the simultaneous updating of all DACs. The input coding is programmable to either a twos complement or an offset binary format. The asynchronous clear function clears all DAC registers to either bipolar zero or zero scale, depending on the coding used. The AD5765 is ideal for both closed-loop servo control and open-loop control applications. The AD5765 is available in a 32-lead TQFP and offers guaranteed specifications over the −40°C to +105°C industrial temperature range. Figure 1 contains a functional block diagram of the AD5765.APPLICATIONSIndustrial automationOpen-/closed-loop servo controlProcess controlData acquisition systemsAutomatic test equipmentAutomotive test and measurementHigh accuracy instrumentation |
AD576716-Channel, 12-Bit Voltage Output denseDAC | Integrated Circuits (ICs) | 1 | Active | TheAD5766/AD5767 are 16-channel, 16-bit/12-bit, voltage output denseDAC®digital-to-analog converters (DACs).The DACs generate output voltage ranges from an external 2.5 V reference. Depending on the voltage range selected, the midpoint of the output span can be adjusted, allowing a minimum output voltage as low as −20 V or a maximum output voltage of up to +14 V. Each of the 16 channels can be monitored with an integrated output voltage multiplexer.The AD5766/AD5767 have integrated output buffers that can sink or source up to 20 mA. In conjunction with these buffers, a low frequency signal can be superimposed onto each DAC output via dedicated dither pins. These dedicated dither pins simplify the system design by reducing the number of external components required for a similar external implementation, like operational amplifiers or resistors. The reduction of external components makes the AD5766/AD5767 suitable for indium phosphide Mach Zehnder modulator (InP MZM) biasing applications.The devices incorporate a power-on reset (POR) circuit that ensures that the DAC outputs are clamped to ground on power up and remain at this level until the output range of the DAC is configured. The outputs of all DACs are updated through register configuration, with the added functionality of user-selectable DAC channels to be simultaneously updated.The AD5766/AD5767 use a versatile 4-wire serial interface that operates at clock rates of up to 50 MHz for write mode and is compatible with serial peripheral interface (SPI), QSPI™, MICROWIRE™, and DSP interface standards. The AD5766/ AD5767 also contain a VLOGIC pin intended for 1.8 V/3.3 V/5 V logic.The AD5766/AD5767 are available in a 4 mm × 4 mm WLCSP package and a 40-lead LFCSP package. The AD5766/AD5767 operate at a temperature range of −40°C to +105°C.ApplicationsMach Zehnder modulator bias controlOptical networkingInstrumentationIndustrial automationData acquisition systemsAnalog output modules |
AD5770R6-Channel, 14-Bit, Current Output DAC with On-Chip Reference, SPI Interface | Development Boards, Kits, Programmers | 2 | Active | The AD5770R is a 6-channel, 14-bit resolution, low noise, programmable current output, digital-to-analog converter (DAC) for photonics control applications. The device incorporates a 1.25 V, on-chip voltage reference, a 2.5 kΩ precision resistor for reference current generation, die temperature, output monitoring functions, fault alarm, and reset functions.The AD5770R contains five 14-bit resolution current sourcing DAC channels and one 14-bit resolution current sourcing and sinking DAC channel.Channel 0 can be configured to sink up to 60 mA and source up to 300 mA. Channel 1 to Channel 5 have multiple programmable output current sourcing ranges set by register access.Each DAC operates with a wide power supply rail from 0.8 V to AVDD − 0.4 V for optimizing power efficiency and thermal power dissipation.The AD5770R operates from a 2.9 V to 5.5 V AVDD supply and is specified over the −40°C to +105°C temperature range.ApplicationsPhotonics controlLED driver programmable current sourceCurrent mode biasing |
AD5778R2-Channel, 300 mA Current Source Output 16-Bit SoftSpan DAC | Integrated Circuits (ICs) | 1 | Active | The AD5778R is a 2-channel, 16-bit current source digital-to-analog converter (DAC), providing two high-compliance current source outputs with a guaranteed 1 V dropout at 200 mA. The device supports load voltages of up to 32 V. There are eight current ranges, programmable per channel, with full-scale outputs of up to 300 mA. Additionally, the channels can be paralleled to allow for ultrafine adjustments of large currents or for combined outputs of up to 600 mA.A dedicated supply pin is provided for every output channel. Each channel can be operated from 2.85 V to 33 V, and internal switches allow any output to be pulled to the optional negative supply.The AD5778R includes a precision integrated 1.25 V reference (10 ppm/°C maximum), with the option to use an external reference.The SPI-/Microwire-compatible 3-wire serial interface operates on logic levels as low as 1.71 V at clock rates up to 50 MHz.APPLICATIONSTunable lasersSemiconductor optical amplifiersResistive heatersCurrent-mode biasingProportional solenoid drive |
AD5780System Ready, 18-Bit ±1 LSB INL, Voltage Output DAC | Data Acquisition | 1 | Active | The AD5780 is a true 18-bit, unbuffered voltage output digitalto-analog converter (DAC) that operates from a bipolar supply of up to 33 V. The AD5780 accepts a positive reference input range of 5 V to VDD− 2.5 V and a negative reference input range of VSS+ 2.5 V to 0 V. Both reference inputs are buffered on chip and external buffers are not required. The AD5780 offers a relative accuracy specification of ±1 LSB maximum range, and operation is guaranteed monotonic with a ±1 LSB differential nonlinearity (DNL) maximum range specification.The part uses a versatile 3-wire serial interface that operates at clock rates of up to 35 MHz and is compatible with standard serial peripheral interface (SPI), QSPI™, MICROWIRE™, and DSP interface standards. The part incorporates a power-on reset circuit that ensures that the DAC output powers up to 0 V in a known output impedance state and remains in this state until a valid write to the device takes place. The part provides an output clamp feature that places the output in a defined load state.Product HighlightsTrue 18-bit accuracy.Wide power supply range of up to ±16.5 V.−40°C to +125°C operating temperature range.Low 8 nV/√Hz noise.Low ±0.018 ppm/°C gain error temperature coefficient.ApplicationsMedical instrumentationTest and measurementIndustrial controlScientific and aerospace instrumentationData acquisition systemsDigital gain and offset adjustmentPower supply control |
AD5781True 18-Bit, Voltage Output DAC ±0.5 LSB INL, ±0.5 LSB DNL | Data Acquisition | 4 | Active | The AD5781 is a single 18-bit, unbuffered voltage-output DAC that operates from a bipolar supply of up to 33 V. The AD5781 accepts a positive reference input in the range 5V to VDD– 2.5 V and a negative reference input in the range VSS+ 2.5 V to 0 V. The AD5781 offers a relative accuracy specification of ±0.5 LSB max, and operation is guaranteed monotonic with a ±0.5 LSB DNL maximum specification.The part uses a versatile 3-wire serial interface that operates at clock rates up to 35 MHz and that is compatible with standard SPI®, QSPI™, MICROWIRE™, and DSP interface standards. The part incorporates a power-on reset circuit that ensures the DAC output powers up to 0 V and in a known output impedance state and remains in this state until a valid write to the device takes place. The part provides an output clamp feature that places the output in a defined load state.PRODUCT HIGHLIGHTSTrue 18-Bit Accuracy.Wide Power Supply Range of Up to ±16.5 V.−40°C to +125°C Operating Temperature Range.Low 7.5 nV/√HzNoise.Low 0.05 ppm/°C Temperature Drift.APPLICATIONSMedical InstrumentationTest and MeasurementIndustrial ControlScientific and Aerospace InstrumentationData Acquisition SystemsDigital Gain and Offset AdjustmentPower Supply Control |
AD5790System Ready 20-Bit, ±2 LSB INL, Voltage Output DAC | Digital to Analog Converters (DAC) | 1 | Active | The AD5790 is a single 20-bit, voltage out DAC that operates from a bipolar supply up to 33V. Reference buffers are also provided on-chip The AD5790 accepts a positive reference input in the range of 5V to VDD – 2.5V and a negative reference input in the range of VSS + 2.5v to 0V. The AD5790 offers a relative accuracy of +/-2 LSB's max and operation is guaranteed monotonic with a -1 LSB to +3 LSB's DNL specification.The part uses a versatile 3-wire serial interface that operates at clock rates up to 35 MHz and is compatible with standard SPI®, QSPI™, MICROWIRE™, and DSP interface standards. The part incorporates a power-on reset circuit that ensures the DAC output powers up to 0V and in a known output impedance state and remains in this state until a valid write to the device takes place. The part provides a disable feature that places the output in a defined load state.PRODUCT HIGHLIGHTS20-bit resolutionWide power supply range of up to ±16.5 V.−40°C to +125°C operating temperature range.Low 8 nV/√Hz noise.Low ±0.018 ppm/°C gain error temperature coefficient.APPLICATIONSMedical instrumentationTest and measurementIndustrial controlScientific and aerospace instrumentationData acquisition systemsDigital gain and offset adjustmentPower supply control |
| Integrated Circuits (ICs) | 4 | Active | |
