AD5504BRUZ Analog Devices Inc, AD5504BRUZ Datasheet
AD5504BRUZ
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AD5504BRUZ Summary of contents
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FEATURES Quad-channel high voltage DAC 12-bit resolution Pin selectable output range Integrated precision reference Low power serial interface with readback capability Integrated temperature sensor alarm function Power-on reset Simultaneous updating via LDAC Wide operating temperature: ...
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AD5504 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 4 AC Characteristics ........................................................................ 5 Timing Characteristics ................................................................ 6 Absolute Maximum Ratings ............................................................ 8 Thermal ...
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The serial interface offers the user the capability of both writing to, and reading from, most of the internal registers. To reduce power consumption at power up, only the digital section of the AD5504 is powered up initially. This gives ...
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AD5504 SPECIFICATIONS 2 5 LOGIC Table 2. Parameter 2 ACCURACY Resolution Differential Nonlinearity Integral Nonlinearity 60 V Mode 30 V Mode Temperature ...
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Parameter Quiescent Supply Current (I ) QUIESCENT Logic Supply Current (I ) LOGIC 4 DC PSRR 60 V Mode 30 V Mode POWER-DOWN MODE Supply Current Software Power-Down Mode 8 Junction Temperature 1 Typical specifications represent average readings at 25°C, ...
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AD5504 TIMING CHARACTERISTICS 2 5.5 V and −40°C < LOGIC Table 4. 1 Parameter Limit ...
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SCLK SYNC SDI R/W 1 LDAC 2 LDAC CLR 3 ALARM 4 V OUTx 1 ASYNCHRONOUS LDAC UPDATE MODE. 2 SYNCHRONOUS LDAC UPDATE MODE THE EVENT OF OVERTEMPERATURE ...
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AD5504 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. Transient currents 100 mA do not cause SCR latch-up. Table 5. Parameter V to AGND DGND LOGIC AGND OUTX Digital ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 7. Pin Function Descriptions Pin No. Mnemonic Description 1 CLR Asynchronous Clear Input. The CLR input is falling edge sensitive. When CLR is low, all LDAC pulses are ignored. When CLR is activated, the ...
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AD5504 TYPICAL PERFORMANCE CHARACTERISTICS 0.8 0.4 0 –0.4 –0.8 32 1008 2048 CODE Figure 6. Typical INL 0.50 0.25 0 –0.25 –0.50 32 1008 2048 CODE Figure 7. Typical DNL 15.0050 15.0025 15.0000 14.9975 14.9950 0 0.05 0.10 TIME (ms) ...
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V = 62V OUTA OUTB 2.1 2.0 1.9 1 OUTPUT VOLTAGE (V) Figure 12 OUTA OUTD 2 0 –2 –4 –6 –8 –10 ...
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AD5504 TERMINOLOGY Relative Accuracy For the DAC, relative accuracy, or integral nonlinearity (INL measure of the maximum deviation in LSBs from a straight line passing through the endpoints of the DAC transfer function. Differential Nonlinearity Differential nonlinearity (DNL) ...
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DAC-to-DAC Crosstalk DAC-to-DAC crosstalk is the glitch impulse transferred to the output of one DAC due to a digital code change and subsequent output change of another DAC. This includes both digital and analog crosstalk measured by loading ...
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AD5504 THEORY OF OPERATION The AD5504 contains four DACs, four output amplifiers, and a precision reference in a single package. The architecture of a single DAC channel consists of a 12-bit resistor string DAC followed by an output buffer amplifier. ...
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LDAC FUNCTION The DAC outputs can be updated using the hardware LDAC pin. LDAC is normally high. On the falling edge of LDAC, data is copied from the input registers to the DAC registers, and the DAC outputs are updated ...
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AD5504 SERIAL INTERFACE The AD5504 has a serial interface (SYNC, SCLK, SDI, and SDO), which is compatible with SPI interface standards, as well with as most DSPs. The AD5504 allows writing of data, via the serial interface, to the input ...
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Table 10. Control Register Functions DB15 DB14 DB13 DB12 DB11 Read-only bit. This bit should be 0 when writing to the control register don’t care. Table 11. Control Register ...
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AD5504 INTERFACING EXAMPLES The SPI interface of the AD5504 is designed to allow easily connected to industry-standard DSPs and microcon- trollers. Figure 19 shows how the AD5504 can be connected to the Analog Devices, Inc., Black fin ...
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... OUTLINE DIMENSIONS 0.15 0.05 ORDERING GUIDE Model Temperature Range 1 AD5504BRUZ −40°C to +105°C 1 AD5504BRUZ-REEL −40°C to +105°C EVAL-AD5504EBZ RoHS Compliant Part.. 5.10 5.00 4. 4.50 6.40 4.40 BSC 4. PIN 1 1.20 MAX 0.20 0.09 8° 0.30 0° 0.65 0.19 SEATING BSC ...
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AD5504 NOTES ©2009 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D07994-0-7/09(0) Rev Page ...