Datasheets
ADS8668IDBT by: Texas Instruments

12-Bit 500kSPS 8-Channel SAR ADC With Bipolar Inputs Off 5V Supply 38-TSSOP -40 to 125

Part Details for ADS8668IDBT by Texas Instruments

Results Overview of ADS8668IDBT by Texas Instruments

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Applications Education and Research Internet of Things (IoT) Industrial Automation Computing and Data Storage Aerospace and Defense Healthcare Telecommunications Electronic Manufacturing Automotive

ADS8668IDBT Information

ADS8668IDBT by Texas Instruments is an Analog to Digital Converter.
Analog to Digital Converters are under the broader part category of Converters.

A converter is an electrical circuit that transforms electric energy into a different form that will support a elecrical load needed by a device. Read more about Converters on our Converters part category page.

Price & Stock for ADS8668IDBT

Part # Distributor Description Stock Price Buy
Bristol Electronics   240
RFQ
DISTI # C1S746203961437
Chip One Stop AD Converters (ADC) RoHS: Compliant pbFree: Yes Container: Tube 50
  • 1 $9.2200
  • 5 $8.6900
  • 10 $7.2000
  • 50 $5.7800
$5.7800 / $9.2200 Buy Now
Win Source Electronics IC ADC 12BIT SAR 38TSSOP 6626
  • 5 $10.0805
  • 13 $8.2712
  • 19 $8.0128
  • 26 $7.7543
  • 34 $7.4958
  • 45 $6.7204
$6.7204 / $10.0805 Buy Now

Part Details for ADS8668IDBT

ADS8668IDBT CAD Models

ADS8668IDBT Part Data Attributes

ADS8668IDBT Texas Instruments
Buy Now Datasheet
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ADS8668IDBT Texas Instruments 12-Bit 500kSPS 8-Channel SAR ADC With Bipolar Inputs Off 5V Supply 38-TSSOP -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description TSSOP-38
Reach Compliance Code compliant
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
Analog Input Voltage-Max 10.24 V
Analog Input Voltage-Min -10.24 V
Conversion Time-Max 0.85 µs
Converter Type ADC, SUCCESSIVE APPROXIMATION
JESD-30 Code R-PDSO-G38
JESD-609 Code e4
Length 9.7 mm
Linearity Error-Max (EL) 0.0122%
Moisture Sensitivity Level 2
Number of Analog In Channels 8
Number of Bits 12
Number of Functions 1
Number of Terminals 38
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Bit Code BINARY
Output Format SERIAL
Package Body Material PLASTIC/EPOXY
Package Code TSSOP
Package Equivalence Code TSSOP38,.25,20
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Sample Rate 0.5 MHz
Sample and Hold / Track and Hold SAMPLE
Seated Height-Max 1.2 mm
Supply Current-Max 16 mA
Supply Voltage-Min 1.65 V
Supply Voltage-Nom 5 V
Surface Mount YES
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 0.5 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 4.4 mm

Alternate Parts for ADS8668IDBT

This table gives cross-reference parts and alternative options found for ADS8668IDBT. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ADS8668IDBT, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ADS8668IDBTR Texas Instruments $4.1532 12-Bit 500kSPS 8-Channel SAR ADC With Bipolar Inputs Off 5V Supply 38-TSSOP -40 to 125 ADS8668IDBT vs ADS8668IDBTR

ADS8668IDBT Related Parts

ADS8668IDBT Frequently Asked Questions (FAQ)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the analog and digital signals separate. The datasheet provides a recommended layout and routing guide, but it's essential to follow good PCB design practices to minimize noise and ensure optimal performance.

  • To optimize the ADS8668IDBT's performance, consider the following: choose the correct input range and gain, select the appropriate clock frequency, and optimize the analog front-end circuitry. Additionally, ensure proper PCB layout, decoupling, and power supply filtering. Consult the datasheet and application notes for more information.

  • The ADS8668IDBT can achieve a maximum sampling rate of 250 kSPS. However, this rate may vary depending on the specific application, clock frequency, and system design. Consult the datasheet and application notes for more information on achieving optimal sampling rates.

  • The ADS8668IDBT outputs 16-bit digital data in a serial format. To handle the output data, you'll need to implement a digital interface, such as SPI or I2C, to communicate with a microcontroller or FPGA. Ensure proper synchronization and data formatting to accurately process the output data.

  • The ADS8668IDBT's power consumption varies depending on the operating mode and clock frequency. To minimize power consumption, consider using the device's power-down modes, reducing the clock frequency, and optimizing the analog front-end circuitry. Consult the datasheet for more information on power consumption and power-saving techniques.

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