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产品描述 (功能) : PRECISION INTEGRATING ANALOG PROCESSOR

GENERAL DESCRIPTION
The ALD500AU/ALD500A/ALD500 are INTEGRATING dual slope ANALOG PROCESSORs, designed to operate on ±5V power supplies for building PRECISION ANALOG-to-digital converters. The ALD500AU/ALD500A/ALD500 feature specifications suitable for 18 bit/17 bit/16 bit resolution conversion, respectively. Together WITH three capacitors, one resistor, a PRECISION VOLTAGE REFERENCE, and a digital controller, a PRECISION ANALOG to Digital converter WITH auto zero can be implemented. The digital controller can be implemented by an external microcontroller, under either hardware (fixed logic) or software control. For ultra high resolution applications, up to 23 bit conversion can be implemented WITH an appropriate digital controller and software.

FEATURES
• Resolution up to 18 bits plus sign bit and over-range bit
• Accuracy independent of input source impedances
• High input impedance of 1012 Ω
• Inherently filters and integrates any external noise spikes
• Differential ANALOG input
• Wide bipolar ANALOG input VOLTAGE range ±3.5V
• Automatic zero offset compensation
• Low linearity error - as low as 0.002%
• Fast zero-crossing comparator - 1µs
• Low power dissipation - 6mW typical
• Automatic internal polarity detection
• Low input current - 2pA typical
• MicroPROCESSOR controlled conversion
• Optional digital control from a microcontroller, an ASIC, or a dedicated digital circuit
• Flexible conversion speed versus resolution trade-off

APPLICATIONS
• 4 1/2 digits to 5 1/2 digits plus sign measurements
PRECISION ANALOG signal PROCESSOR
PRECISION sensor interface
• High accuracy DC measurement functions
• Portable battery operated instruments
• Computer peripheral
• PCMCIA

产品描述 (功能) : PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE

GENERAL DESCRIPTION
The ALD500RAU/ALD500RA/ALD500R are INTEGRATING dual slope ANALOG PROCESSORs, designed to operate on ±5V power supplies for building PRECISION ANALOG-to-digital converters. The ALD500RAU/ALD500RA/ALD500R feature specifications suitable for 18 bit/17 bit/16 bit resolution conversion, respectively. Together WITH three capacitors, two resistors, and a digital controller, a PRECISION ANALOG to Digital converter WITH auto zero can be implemented. The digital controller can be implemented by an external microcontroller, under either hardware (fixed logic) or software control. For ultra high resolution applications, up to 23 bit conversion can be implemented WITH an appropriate digital controller and software.

FEATURES
• Resolution up to 18 bits plus sign bit and over-range bit
• Accuracy independent of input source impedances
• Accurate on-chip VOLTAGE REFERENCE
• Tempco as low as 10 ppm/°C guaranteed
• Chip select - power down mode
• High input impedance of 1012 Ω
• Inherently filters and integrates any external noise spikes
• Differential ANALOG input
• Wide bipolar ANALOG input VOLTAGE range ±3.5V
• Automatic zero offset compensation
• Low linearity error - as low as 0.001% typical
• Fast zero-crossing comparator - 1µs
• Low power dissipation - 6mW typical
• Automatic internal polarity detection
• Low input current - 2pA typical
• Optional digital control from a microcontroller, an ASIC, or a dedicated digital circuit
• Flexible conversion speed vs. resolution trade-off

APPLICATIONS
• 4 1/2 digits to 5 1/2 digits plus sign measurements
PRECISION ANALOG signal PROCESSOR
PRECISION sensor interface
• High accuracy DC measurement functions
• Portable battery operated instruments
• Computer peripheral
• PCMCIA

BENEFITS
• Low cost, simple functionality
• Wide dynamic signal range
• Very high noise immunity
• Automatic compensation and cancellation of error sources
• Easy to use to acquire bipolar signals
• Up to 19 bit (18 bit + sign bit) single conversion or 21 bit (20 bit + sign bit) multiple conversion and noise performance
• Inherently linear and stable WITH temperature and component variations

ADI
Analog Devices
产品描述 (功能) : +2.5V PRECISION VOLTAGE REFERENCE

+2.5V PRECISION VOLTAGE REFERENCE

零件编号(s) : AD584LH AD584L
ADI
Analog Devices
产品描述 (功能) : Pin Programmable PRECISION VOLTAGE REFERENCE

GENERAL DESCRIPTION
The AD584 is an eight-terminal PRECISION VOLTAGE REFERENCE offering pin-programmable selection of four popular output VOLTAGEs: 10.000 V, 7.500 V, 5.000 V and 2.500 V. Other output VOLTAGEs, above, below or between the four standard outputs, are available by the addition of external resistors. Input VOLTAGE may vary between 4.5 and 30 volts.
Laser Wafer Trimming (LWT) is used to adjust the pin-programmable output levels and temperature coefficients, resulting in the most flexible high PRECISION VOLTAGE REFERENCE available in monolithic form.

FEATURES
   Four Programmable Output VOLTAGEs:
      10.000 V, 7.500 V, 5.000 V, 2.500 V
   Laser-Trimmed to High Accuracies
   No External Components Required
   Trimmed Temperature Coefficient:
      5 ppm/°C max, 0°C to +70°C (AD584L)
      15 ppm/°C max, –55°C to +125°C (AD584T)
   Zero Output Strobe Terminal Provided
   Two Terminal Negative REFERENCE
      Capability (5 V & Above)
   Output Sources or Sinks Current
   Low Quiescent Current: 1.0 mA max
   10 mA Current Output Capability
   MIL-STD-883 Compliant Versions Available

ADI
Analog Devices
产品描述 (功能) : Dual-Channel, 14-Bit CCD Signal PROCESSOR WITH PRECISION Timing™ Core

GENERAL DESCRIPTION
The AD9942 is a highly integrated dual-channel CCD signal PROCESSOR for digital still camera applications. Each channel is specified at pixel rates of up to 40 MHz. The AD9942 consists of a complete ANALOG front end WITH ANALOG-to-digital conversion, combined WITH a programmable timing driver. The PRECISION Timing core allows high speed clocks to be adjusted WITH 550 ps resolution.

FEATURES
   40 MHz correlated double sampler (CDS)
   0 dB to 18 dB, 9-bit variable gain amplifier (VGA)
   40 MSPS ANALOG-to-digital converter (ADC)
   Optical black clamp (CLPOB) WITH variable level control
   Complete on-chip timing driver
   PRECISION Timing core WITH <550 ps resolution
   On-chip 3 V horizontal and RG drivers
   4-phase H-clock mode
   100-lead, 9 mm × 9 mm, CSP_BGA package

APPLICATIONS
   Signal PROCESSOR for dual-channel CCD outputs
   Digital still cameras
   Digital video cameras
   High speed digital imaging applications

产品描述 (功能) : PRECISION VOLTAGE REFERENCE Low Noise Micropower

GENERAL DESCRIPTION
The ADR293 is a low noise, micropower PRECISION VOLTAGE REFERENCE that utilizes an XFET™ (eXtra implanted junction FET) REFERENCE circuit. The new XFET architecture offers sig nificant performance improvements over traditional bandgap and Zener-based REFERENCEs. Improvements include: one quarter the VOLTAGE noise output of bandgap REFERENCEs operating at the same current, very low and ultralinear temperature drift, low
thermal hysteresis and excellent long-term stability.

FEATURES
VOLTAGE Output 5.0 V
6.0 V to 15 V Supply Range
Supply Current 15 mA Max
Initial Accuracy 63 mV Max
Temperature Coefficient 8 ppm/8C Max
Low Noise 15 mV p–p Typ (0.1 Hz to 10 Hz)
High Output Current 5 mA Min
Temperature Range 2408C to 11258C
REF02/REF19x Pinout

APPLICATIONS
Portable Instrumentation
PRECISION REFERENCE for 5 V Systems
A/D and D/A Converter REFERENCE
Solar Powered Applications
Loop-Current Powered Instruments

ADI
Analog Devices
产品描述 (功能) : Low Noise, Micropower 5.0 V PRECISION VOLTAGE REFERENCE

GENERAL DESCRIPTION
The ADR293-EP is a low noise, micropower PRECISION VOLTAGE REFERENCE that utilizes an XFET® (eXtra implanted junction FET) REFERENCE circuit. The XFET architecture offers significant performance improvements over traditional band gap and buried Zener-based REFERENCEs. Improvements include one quarter the VOLTAGE noise output of band gap REFERENCEs operating at the same current, very low and ultralinear temperature drift, low thermal hysteresis, and excellent long term stability.

FEATURES
6.0 V to 15 V supply range
Supply current: 15 μA maximum
Low noise: 15 μV p-p typical (0.1 Hz to 10 Hz)
High output current: 5 mA
Pin-compatible WITH the REF02/REF19x

ENHANCED PRODUCT FEATURES
Supports defense and aerospace applications (AQEC
standard)
Military temperature range (−55°C to +125°C)
Controlled manufacturing baseline
1 assembly/test site
1 fabrication site
Enhanced product change notification
Qualification data available on request

APPLICATIONS
Portable instrumentation
PRECISION REFERENCE for 5 V systems
ADC and DAC REFERENCE
Solar-powered applications

零件编号(s) : AD9978
ADI
Analog Devices
产品描述 (功能) : Dual-Channel, 14-Bit CCD Signal PROCESSOR WITH PRECISION Timing Core

GENERAL DESCRIPTION
The AD9978 is a highly integrated, dual-channel, CCD signal PROCESSOR for high speed digital video camera applications. Each channel is specified at pixel rates of up to 65 MHz and consists of a complete ANALOG front end WITH ADC conversion. The PRECISION Timing™ core allows adjustment of the correlated double sampler (CDS) and sample-and-hold amplifier (SHA) clocks WITH 240 ps resolution at 65 MHz operation. The AD9978 also contains a reduced range, low VOLTAGE differential signaling (LVDS) interface for the dual-channel data outputs.

FEATURES
  Dual AFE channels
  1.8 V ANALOG and digital core supply VOLTAGE
  Serial data output WITH reduced range LVDS outputs
  Differential ANALOG inputs
  CDS or SHA configuration (CDS bypass) WITH −3 dB, 0 dB, +3 dB, and +6 dB gain
  6 dB to 42 dB, 10-bit variable gain amplifier (VGA)
  14-bit, 65 MHz ANALOG-to-digital converter (ADC)
  Black level clamp WITH variable level control
  PRECISION Timing core WITH 240 ps resolution @ 65 MHz

APPLICATIONS
  Digital video cameras
  Digital still cameras
  Digital copiers
  Multifunction printers
  High speed industrial cameras

 

零件编号(s) : AD9970
ADI
Analog Devices
产品描述 (功能) : 14-Bit CCD Signal PROCESSOR WITH PRECISION Timing™ Generator

GENERAL DESCRIPTION
The AD9970 is a highly integrated CCD signal PROCESSOR for high speed digital video camera applications. Specified at pixel rates of up to 65 MHz, the AD9970 consists of a complete ANALOG front end WITH ANALOG-to-digital conversion combined WITH a programmable timing driver. The PRECISION Timing core allows
adjustment of high speed clocks WITH 240 ps resolution at 65 MHz operation. The AD9970 also contains a reduced range LVDS interface for data outputs.

FEATURES
1.8 V ANALOG and digital core supply VOLTAGE
Serial data link WITH reduced range LVDS outputs
Correlated double sampler (CDS) WITH −3 dB, 0 dB, +3 dB, and +6 dB gain
6 dB to 42 dB, 10-bit variable gain amplifier (VGA)
14-bit, 65 MHz ADC
Black level clamp WITH variable level control
Complete on-chip timing generator
PRECISION Timing core WITH 240 ps resolution @ 65 MHz
On-chip, 3 V horizontal and RG drivers
5 mm × 5 mm, 32-lead LFCSP_VQ

APPLICATIONS
Professional HDTV camcorders
Professional/high end digital cameras
Broadcast cameras
Industrial high speed cameras
High speed data acquisition systems

零件编号(s) : AD9971
ADI
Analog Devices
产品描述 (功能) : 12-Bit CCD Signal PROCESSOR WITH PRECISION Timing

GENERAL DESCRIPTION
The AD9971 is a highly integrated CCD signal PROCESSOR for high speed digital video camera applications. Specified at pixel rates of up to 50 MHz, the AD9971 consists of a complete ANALOG front end WITH ANALOG-to-digital conversion combined WITH a programmable timing driver. The PRECISION Timing™ core allows adjustment of high speed clocks WITH 310 ps resolution at 50 MHz operation. The AD9971 also contains a reduced range LVDS interface for the data outputs.

FEATURES
  1.8 V ANALOG and digital core supply VOLTAGE
  Serial data link WITH reduced range LVDS outputs
  Correlated double sampler (CDS) WITH −3 dB, 0 dB, +3 dB, and +6 dB gain
  6 dB to 42 dB, 10-bit variable gain amplifier (VGA)
  12-bit, 50 MHz ADC
  Black level clamp WITH variable level control
  Complete on-chip timing generator
  PRECISION Timing core WITH 310 ps resolution @ 50 MHz
  On-chip, 3 V horizontal and RG drivers
  6 mm × 6 mm, 40-lead LFCSP_VQ

APPLICATIONS
  Digital video camcorders
  Professional/high end digital cameras
  Broadcast cameras
  Industrial high speed cameras
  High speed data acquisition systems

 

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