The World Leader in High-Performance Signal Processing Solutions DAC
Dec 24, 2015
The World Leader in High-Performance Signal Processing Solutions
DAC
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Worldwide Data Convertersmarket share
Source: Databeans Mar 2003
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Precision Data ConvertersRECENT TECHNOLOGY LEADERSHIPYear Product Description
1997 AD7730 Worlds first integrated load cell converter
1998 AD5320 Worlds first DAC in SOT-23 package
1998 AD7723 Worlds first 1Msps
1999 ADuC812Worlds first MicroConverter ®
1999 AD7472 Worlds first 1Msps SAR ADC
2000 AD7476 Worlds first SOT-23 ADC
2000 AD5532 Worlds first 32-channel DAC
2001 ADuC824 Worlds first sensor signal conditioning chip
2001 AD7671 Worlds first 1Msps 16-bit SAR ADC
2002 AD7677 Worlds first 16-bit SAR ADC with ±1LSB accuracy
2002 AD5379 Worlds first 40-channel DAC
2002 AD7476A Worlds first ADC in SC-70 package
2003 AD7725 Worlds first with post processing engine
2003 AD7674 Worlds fastest 18-bit ADC
2003 AD7680 Worlds smallest 16-bit ADC – SOT23 package
2003 AD7790 Worlds lowest power/noise 24-bit
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Developing Cores for Key Markets
Hi Density CoresLow Voltage Single
Supply CoresBi Polar CoresCurrent Out Cores
Key Core Investment/Development Strategy
PRECISION DAC
ATE Optical Comms
ConsumerIndustrialInst &
Medical Comms
Key Target Market Segments
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DAC for System Monitor & Control AD53XX – VOUT DAC Family Pin & Software Compatible Families
In Space Saving SOT23 Packages
Guaranteed Monotonicity Ideal for Closed Loop Applications
DC Level Setting Single supply, dc voltages
Low Power: 100uA Support Functions Consume Little Power
Serial Interface Versions with DSP/SPI/I2C Interfaces
Power-On Reset Output Voltage Powers up to 0V
8, 10 & 12-bit single DACs with SPI/DSP interface
dual, quad & octal versions also available
AD5300, AD5310 & AD5320
8, 10 & 12-bit single DACs with I2C interface
dual & quad versions available
AD5301, AD5311 & AD5321
8, 10 & 12-bit single DACs with parallel interface
dual & quad versions available
AD5330, AD5331 & AD5342
INL Plot
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AD5570 – True 16-Bit Bipolar VOUT DAC
16-Bit Linearity Performance 1 LSB INL & DNL Specifications Allows Open Loop Control
Large Output Voltage Swing Buffered Output Voltage Range up to +/-10V
Serial Daisy Chaining Capability Eases Processor Interfacing in Multiple DAC Apps
Data Readback Capability For System Verification Purposes
Asynchronous Output Update Better Control of Output Update for Single or
Multiple DAC Apps
Output Control During Power-On/Off Output held at 0V While Power Supplies Transition
On and Off
10us settling time On-chip reference buffers 16-pin SSOP package
As per AD5570 except 12 & 14-bit resolution respectively
AD5530 & AD5531
VOUT
VDD DGND
AD5571
REFIN
REFGND
LDAC
SDIN CLRSCLK SYNC
PD
DAC REGISTER
SHIFT REGISTER POWER-DOWN
CONTROL LOGIC
POWER ON
RESET
SDO
VSS
+-
16 - BIT DAC
R
+
-
AGND
AGNDS
+-
REFOUT
R
R
R
-+
2*RDAC2*RDAC
AD5570
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AD5531 14-bit VOUT DAC
Bipolar VOUT capability Output swing voltage of ±10V Voltage output relative to DUTGND (±4V)
14-Bit Guaranteed Monotonicity 1 LSB DNL & 2 LSB INL Specifications
Multiple DACs on same serial bus Daisy chain capability (SDO pin)
Output Control During Power-On/Off Output held at DUTGND While Power Supplies
Transition On and Off Hardware control of key functions
LDAC pin: synchronisation of DAC output CLR pin: reset output to voltage at DUTGND PD pin: full power down control RBEN pin: read back enable pin
Guaranteed performance with wide supply voltage tolerance
±10.8V to ±16.5V As per AD5531 except
12-bit resolution
AD5530
DNL Plot
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HV/BiPolar Voltage Output DAC – Core Development
DAC8412/3
16 Bit
14 Bit
8-12 Bit
AD7849
AD7840
+/-5V Supply
AD7846
Parallel8 LSB
Serial4 LSB
AD5570
1 LSB
+/-15V Supply
AD5531
DAC8420
AD5582/3
48-TSSOP (1/2 size) 28-PLCC
+/-15V Supply
AD7398/9 +/-5V Supply
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Current/Voltage Out Trade-offs
VOLTAGE OUTPUT Level set (DC) Inflexible Performance trade-off Self contained Medium speed
CURRENT OUTPUTSignal processing (AC)Very flexiblePerformance optimizationRequires external opampHigh speed
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IOUT DACsAD5543 –16-Bit 5V IOUT DAC
16-Bit Guaranteed Monotonicity 1 LSB DNL & 2 LSB INL Specifications
Four-Quadrant Multiplying Capability
Can Process ac Signals up to 4MHz
Low Power: 10uA Supply Current Ideal for Portable Instrumentation Applications
High Speed Updates 50MHz Serial Clock Rates
Current Output Easy Signal Summation, Configuration etc
Pin Compatible Family
14-bit & 16-bit single, dual & quad IOUT DACs with serial or parallel interfaces
AD5543/53 – Single 16/14 Bits, 8-MSOP AD5544/54 – Quad 16/14 Bits, 28-SSOP AD5545/55 – Dual 16/14 Bits, 16-TSSOP
AD554x & AD555X Family
16-Bit ShiftRegister
DAC REG
DAC
RFB
IOUT
GND
VDD
VREF
LD
CLK
SRI
16
16
16 ld SSOP16 ld SSOP
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AD5445 12-bit IOUT DAC
AC Signal Processing 20MHz multiplying bandwidth 4 Quadrant bipolar multiplication
Bipolar signals with single supply voltage ±10V reference capability with VDD of 2.5V to 5.5V
Fast Parallel Interface Total WR cycle of 17ns.
Current Output Easy Signal Summation, Configuration etc
Constant reference input impedance 10k : Eases requirements & reduces crosstalk
Flexible configuration Access is provided to the RFB for flexible configuration
As per AD5445 except AD5424: 8-bit resolution AD5433: 10-bit resolution Dual versions also
available
AD5424, AD5433 As per AD5445 except
50MHz Serial Interface 8-bit/10-bit/12-bit resolution Dual versions also available
AD5426, AD5432, AD5443 dual 12-bit parallel & serial additional resistor
functionality pinned out
AD5405 & AD5415
AC Signal Processing
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Current Output DAC – Core Development
DAC08
AD554316 Bit
14 Bit
8-12 Bit
AD5544
AD7538
Parallel
DAC16
Parallel4 LSB
Serial4 LSB
2 LSBSerial
SingleQuad
AD5424/43family
2 LSB Serial
AD7524/8 DAC8043A
AD7564/8
AD5428/49family
AD5553
MSOP>10MHzSingle/DualSerial/Parallel
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AD5380 – 40/32 Channel, 14/12-Bit, High accuracy, 5V DAC
KEY BENEFITS
HIGH DENSITY (40 Channels) 100 ld LQFP 0-5V Output
ON-CHIP REGISTERS Allows user programmable offset and gain
calibration on each channel
ON BOARD REFERENCE 2.5V 10ppm/C Reference
OTHER FEATURES Parallel, I2C and SPI interface Boost mode for fast settling time (3us)
PRODUCTS (Proprietary) AD5380 – 40 Ch, 14Bit AD5381 – 40 Ch, 12Bit AD5382 – 32 Ch, 14 Bit AD5383 – 32 Ch, 12 Bit
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AD5390 – 16/8 Channel , 14/12-Bit High accuracy, 5V DACKEY BENEFITS
HIGH DENSITY (16/8 Channels) 0-5V Output
ON-CHIP REGISTERS Allows user programmable offset and gain
calibration on each channel
ON BOARD REFERENCE 2.5V 10ppm/C Reference
OTHER FEATURES I2C and SPI serial interface Boost mode for fast settling time (3us)
PRODUCTS (Proprietary) AD5390 – 16 Ch, 14Bit AD5391 – 16 Ch, 12Bit AD5392 – 8 Ch, 14 Bit
64ld LFCSP Package64ld LFCSP Package
Application Areas- Power Amplifier Control- Instrumentation- Industrial Process control
The World Leader in High-Performance Signal Processing Solutions
Low Power DDS
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DDS Core Progression – 25Mhz/50Mhz
AD9830
• 0.6um 5V CMOS Core• 50MHz Clk• Serial Interface
• 0.6um 5V CMOS Core• 50MHz MCLK• Parallel Interface
250mW
350mW
300mW
200mW
100mW
150mW
50mW
AD9831 AD9832
AD9835
AD9834
AD9833
1996 19981997 2002
• 0.25um CMOS Core• Serial Interface
• 0.6um 5V CMOS Core• 25MHz Clk• Parallel Interface
• 0.6um 5V CMOS Core• 25MHz Clk• Serial Interface
Po
wer
Lowest Lowest Power Power DDS !!!DDS !!!
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DDS Functionality
1
2
3
4
5 6
7
810 PinuSOIC
VDD
CAP/2.5V
DGNDMCLK
VOUT
AGND
FSYNC
SCLK
SDATA
AD9833
10
9COMP
SPIInterface
Typical Part Requirements Typical Part Requirements
Key Specs
Frequency Resolution & Tuning -> 28 Bits
Low Power <25mW
Small Package 10u SOIC
Spectral Performance 80db typ Narrowband
~~$4.00
Key Specs
Frequency Resolution & Tuning -> 28 Bits
Low Power <25mW
Small Package 10u SOIC
Spectral Performance 80db typ Narrowband
~~$4.00
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ApplicationsApplications
Applications Applications Excitation: (Tuning, Tracking, Resonating) Excitation: (Tuning, Tracking, Resonating)
Processor D Filter Amp
Proximity SensorProximity Sensor
Signal Purity (Test Equipment, Modulation, Comms, Instrumentation). Signal Purity (Test Equipment, Modulation, Comms, Instrumentation).
Phase Comparator
Filter Loop FilterAD9834 VCO RF OUTRF OUT
Divide by N
Clock InClock In
Clock Reference for PLL Clock Reference for PLL
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LOWEST POWER DDSAD9833/AD9834 FEATURES
Features AD9833 AD9834OUTPUT TYPE Voltage Current (Differential Iout)
COMPARATOR No Yes
MAX REFERENCE CLOCK
25MHz 50MHz
POWER (typ at 3V) 20mW 25mW
PACKAGE 10 MSOP 20 TSSOP
REGISTER CONTROL Software Pin & Software
SUPPLY 2.3-5.5V 2.3-5.5V
OUPUT WAVEFORM Sine/Tri Wave/MSB Sine/Tri Wave/MSB
NARROWBAND SFDR 78db typ 78db typ
Common Common
Specific Specific
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AD9833/4 - Interactive Design Tool on Web
Choose Sampling/Output
Freq Examine spectral response
Generate Programming
SequenceAllows filter simulation
Filter Fall off response
Provides Tabulated data Fundamental, images & spurs
with location & magnitude
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Lowest Power DDS - Product Highlight