AD5512AACPZ AD [Analog Devices], AD5512AACPZ Datasheet

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AD5512AACPZ

Manufacturer Part Number
AD5512AACPZ
Description
2.7 V to 5.5 V, Serial-Input, Voltage-Output, 16-/12-Bit nanoDACs in LFCSP
Manufacturer
AD [Analog Devices]
Datasheet

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Preliminary Technical Data
FEATURES
Low power, 1 LSB INL nanoDACs
AD5541A: 16 bits
AD5542A: 16 bits
AD5512A: 12 bits
2.7 V to 5.5 V single-supply operation
Low glitch: 0.5 nV-s
Unbuffered voltage output capable of driving 60 kΩ loads
V
Hardware CLR and LDAC functions
50 MHz SPI-/QSPI-/MICROWIRE-/DSP-compatible interface
Power-on reset clears DAC output to zeroscale and midscale
Schmitt trigger inputs
Available in 3 mm × 3 mm 16-LFCSP, 10-LFCSP, and 8-LFCSP
Also available in10-MSOP and 16-TSSOP
APPLICATIONS
Automatic test equipment
Precision Source-measure Instruments
Data Acquisition Systems
Medical Instrumentation
Aerospace Instrumentation
Communications Infrastructure equipment
Industrial Control
GENERAL DESCRIPTION
The AD5541A/AD5542A/AD5512A
serial input, unbuffered voltage output digital-to-analog conver-
ters (DACs) that operate from a single 2.7 V to 5.5 V supply.
The AD5541A/AD5542A/AD5512A utilize a versatile 3-wire
interface that is compatible with a 50 MHz SPI, QSPI™,
MICROWIRE™, and DSP interface standards.
These DACs provide 16-/12-bit performance without any adjust-
ments. The DAC output is unbuffered, which reduces power
consumption and offset errors contributed to by an output buffer.
The AD5542A/AD5512A can be operated in bipolar mode, which
generates a ±V
includes Kelvin sense connections for the reference and analog
ground pins to reduce layout sensitivity.
The AD5541A is available in 10-lead 3 mm × 3 mm LFCSP and
10-lead MSSOP. The AD5541A-1 is available in 8-lead 3 mm ×
3 mm LFCSP. The AD5542A/AD5512A are available in 16-lead
3 mm × 3 mm LFCSP and the AD5542A is also available in
16-lead TSSOP. The AD5542A-1 is available in 10-lead LFCSP.
The AD5541A and AD5542A are specified over a temperature
Rev. Pr
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
LOGIC
directly
standards
pin provides 1.8 V digital interface capability
A
REF
output swing. The AD5542A/AD5512A also
1
are single, 16-/16-/12-bit,
2.7 V to 5.5 V, Serial-Input, Voltage-Output,
16-/12-Bit nanoDACs in LFCSP
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
range of −40°C to 105°C.
AD5541A/AD5542A/AD5512A
FUNCTIONAL BLOCK DIAGRAMS
Figure 2. AD5541A-1
©2009 Analog Devices, Inc. All rights reserved.
Figure 1. AD5541A
Figure 3. AD5542A
www.analog.com

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AD5512AACPZ Summary of contents

Page 1

Preliminary Technical Data FEATURES Low power, 1 LSB INL nanoDACs AD5541A: 16 bits AD5542A: 16 bits AD5512A: 12 bits 2 5.5 V single-supply operation Low glitch: 0.5 nV-s Unbuffered voltage output capable of driving 60 kΩ loads directly ...

Page 2

AD5541A/AD5542A/AD5512A Figure 4. 1 All references to the AD5541A/AD5542A/AD5512A incorporate all models (see Ordering Guide) including the AD5541A-1/AD5542A-1 unless specified. Preliminary Technical Data Rev. PrA| Page ...

Page 3

Preliminary Technical Data TABLE OF CONTENTS Features ............................................................................................... 1 Applications ....................................................................................... 1 General Description .......................................................................... 1 Functional Block Diagrams ............................................................. 1 Revision History ................................................................................ 3 Specifications ..................................................................................... 4 Timing Characteristics ................................................................. 5 Absolute Maximum Ratings ............................................................ 6 ESD Caution .................................................................................. ...

Page 4

AD5541A/AD5542A/AD5512A SPECIFICATIONS 5.5V 2.5 V, AGND = DGND = REF Table 1. Parameter STATIC PERFORMANCE AD5541A/AD5542A Resolution Relative Accuracy (INL) Differential Nonlinearity (DNL) AD5512A Resolution Relative Accuracy (INL) Differential Nonlinearity ...

Page 5

Preliminary Technical Data Parameter POWER REQUIREMENTS LOGIC I LOGIC Power Dissipation 1 Reference input resistance is code-dependent, minimum at 0x8555. 2 Guaranteed by design, not subject to production test. TIMING CHARACTERISTICS V = 1.8 V ...

Page 6

AD5541A/AD5542A/AD5512A ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 3. Parameter V to AGND DD Digital Input Voltage to DGND V to AGND OUT AGND, AGNDF, AGNDS to DGND Input Current to Any Pin Except Supplies Operating ...

Page 7

Preliminary Technical Data PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS REF 1 AD5541A cale) SCLK 3 DIN ...

Page 8

AD5541A/AD5542A/AD5512A Figure 10. AD5542A-1 10-Lead LFCSP Pin Configuration AD5542A ...

Page 9

Preliminary Technical Data TYPICAL PERFORMANCE CHARACTERISTICS Figure 14. Integral Nonlinearity vs. Code Figure 15. Integral Nonlinearity vs. Temperature Figure 16. Linearity Error vs. Supply Voltage AD5541A/AD5542A/AD5512AA Figure 17. Differential Nonlinearity vs. Code Figure 18. Differential Nonlinearity vs. Temperature Figure 19. ...

Page 10

AD5541A/AD5542A/AD5512A Figure 20. Gain Error vs. Temperature Figure 21. Supply Current vs. Temperature Figure 22. Supply Current vs. Digital Input Voltage Preliminary Technical Data Figure 23. Zero-Code Error vs. Temperature Figure 24. Supply Current vs. Reference Voltage or Supply Voltage ...

Page 11

Preliminary Technical Data Figure 26. Digital Feedthrough Figure 27. Digital-to-Analog Glitch Impulse AD5541A/AD5542A/AD5512AA Figure 28. Large Signal Settling Time Figure 29. Small Signal Settling Time Rev. PrA | Page ...

Page 12

AD5541A/AD5542A/AD5512A TERMINOLOGY Relative Accuracy or Integral Nonlinearity (INL) For the DAC, relative accuracy or INL is a measure of the maximum deviation, in LSBs, from a straight line passing through the endpoints of the DAC transfer function. A typical INL ...

Page 13

Preliminary Technical Data THEORY OF OPERATION The AD5541A/AD5542A/AD5512A are single, 16-bit, serial input, voltage output DACs. They operate from a single supply ranging from 2 and consume typically 300 µA with a supply ...

Page 14

AD5541A/AD5542A/AD5512A Assuming a perfect reference, the unipolar worst-case output voltage can be calculated from the following equation × − OUT UNI REF where unipolar mode ...

Page 15

Preliminary Technical Data POWER-ON RESET The AD5541/AD5542 have a power-on reset function to ensure that the output known state on power-up. On power-up, the DAC register contains all 0s until the data is loaded from the serial ...

Page 16

AD5541A/AD5542A/AD5512A MICROPROCESSOR INTERFACING Microprocessor interfacing to the AD5541/AD5542 is via a serial bus that uses standard protocol that is compatible with DSP processors and microcontrollers. The communications channel requires 4-wire interface consisting of a clock signal, a ...

Page 17

Preliminary Technical Data APPLICATIONS INFORMATION OPTOCOUPLER INTERFACE The digital inputs of the AD5541A/AD5542A/AD5512A are Schmitt-triggered so that they can accept slow transitions on the digital input lines. This makes these parts ideal for industrial applications where it may be necessary ...

Page 18

OUTLINE DIMENSIONS 3.10 3.00 2.90 0.95 0.85 0.75 0.15 0.05 PIN 1 INDEX AREA 0.80 0.75 0.70 SEATING PLANE 3.10 3.00 2. 5.15 4.90 4. PIN 1 0.50 BSC 1.10 MAX 0.33 SEATING 0.23 PLANE 0.17 ...

Page 19

BSC SQ PIN 1 INDEX AREA TOP VIEW 0.80 MAX 0.80 0.55 NOM 0.75 0.70 SEATING PLANE Figure 41. 8-Lead Lead Frame Chip Scale Package [LFCSP] Dimensions shown in millimeters. 5.10 5.00 4. 4.50 4.40 4.30 1 ...

Page 20

SQ 2.90 PIN 1 INDICATOR TOP VIEW 0.80 0.75 0.70 SEATING PLANE COMPLIANT TO JEDEC STANDARDS MO-220-WEED. Figure 43. 16-Lead Lead Frame Chip Scale Package [LFCSP] Dimensions shown in millimeters. 0.30 0. ...

Page 21

... LSB ±1 LSB AD5542ABCPZ ±1 LSB ±1 LSB AD5542AACPZ ±2 LSB ±1 LSB AD5442ABCPZ-1 ±1 LSB ±1 LSB AD5512AACPZ ±1 LSB ±1 LSB ORDERING GUIDE Clear to Code Temperature Range Midscale −40°C to +105°C Midscale −40°C to +105°C Midscale − ...

Page 22

AD5541A/AD5542A/AD5512A NOTES Preliminary Technical Data Rev. PrA | Page ...

Page 23

Preliminary Technical Data NOTES AD5541A/AD5542A/AD5512A Rev. PrA | Page ...

Page 24

AD5541A/AD5542A/AD5512A NOTES ©2009 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. PR08516-0-12/09(PrA) Preliminary Technical Data Rev. PrA | Page ...

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