Part Image

ADS7844N/1K - Texas Instruments

Description: 12-Bit, 8-Channel Serial Output Sampling Analog-To-Digital Converter

Download ADS7844N/1K Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
ADS7844N/1K - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DB (R-PDSO-G20)
click to zoom
3D Models
ADS7844N/1K - Texas Instruments  - 3D model - Small Outline Packages - DB (R-PDSO-G20)
click to zoom

ADS7844N/1K Details

  • Manufacturer Part Number:

    ADS7844N/1K

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Package Description:

    SSOP-20

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.30

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog Input Voltage-Max:

    5.25 V

  • Conversion Time-Max:

    0.75 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    7.2 mm

  • Linearity Error-Max (EL):

    0.0488%

  • Moisture Sensitivity Level:

    2

  • Number of Analog In Channels:

    8

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.2 MHz

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    2 mm

  • Supply Voltage-Min:

    1.9 V

  • Supply Voltage-Nom:

    2.7 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    5.3 mm

ADS7844N/1K Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VREF, and then the analog input signal. This ensures proper operation and prevents damage to the device.
  • To optimize the analog input signal range, ensure that the input signal is within the specified range of 0 to VREF. You can also adjust the gain of the input signal using an external amplifier or attenuator to match the full-scale range of the ADC.
  • The recommended clock frequency for the ADS7844N/1K is between 10 kHz to 1.5 MHz. However, the optimal clock frequency depends on the specific application and the desired conversion rate.
  • The ADS7844N/1K outputs 12-bit digital data in a serial format. You can use a microcontroller or FPGA to receive and process the data. Ensure that the receiving device is properly synchronized with the ADC's clock signal to avoid data loss or corruption.
  • The CAL pin is used for calibration purposes. When the CAL pin is pulled low, the ADC enters calibration mode, which allows for internal offset and gain calibration. This ensures accurate conversions and minimizes errors.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

ADS7844N/1K Overview

Use the download button to access the ADS7844N/1K schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like ADS78, or try a keyword search, such as Analog to Digital Converters

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

Parts related to ADS7844N/1K

Showing 0 results

ADS7844N/1K Alternates

Showing results

Image Part Number Model
Part Image ADS7844N/1K Burr-Brown Corp

ADC, Successive Approximation, 12-Bit, 1 Func, 8 Channel, Serial Access, CMOS, PDSO20

Part Image ADS7844N Burr-Brown Corp

ADC, Successive Approximation, 12-Bit, 1 Func, 8 Channel, Serial Access, CMOS, PDSO20