ADS4145IRGZT
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Texas Instruments ADS4145IRGZT

Manufacturer No:
ADS4145IRGZT
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC ADC 14BIT PIPELINED 48VQFN
Delivery:
Payment:
iso14001
iso45001
iso9001
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Product Introduction

Overview

The Texas Instruments ADS4145IRGZT is a high-performance, 14-bit analog-to-digital converter (ADC) designed for applications requiring high speed and low power consumption. This ADC operates at a sampling rate of up to 125 MSPS and is part of the ADS41xx family, known for its ultra-low power consumption and high dynamic performance.

Key Specifications

Parameter Value Unit
Resolution 14 Bits
Sampling Rate 3 MSPS to 125 MSPS MSPS
Signal-to-Noise Ratio (SNR) 72.2 dBFS at 170 MHz dBFS
Spurious Free Dynamic Range (SFDR) 81 dBc at 170 MHz dBc
Total Power Consumption 103 mW at 65 MSPS, 153 mW at 125 MSPS mW
Analog Supply Voltage 1.7 to 1.9 V V
Digital Supply Voltage 1.7 to 1.9 V V
Operating Temperature Range -40°C to 85°C °C
Input Clock Amplitude (Differential) 0.2 to 1.5 VPP (sine wave, ac-coupled) VPP

Key Features

  • High dynamic performance with SNR of 72.2 dBFS and SFDR of 81 dBc at 170 MHz input frequency.
  • Ultra-low power consumption: 103 mW at 65 MSPS and 153 mW at 125 MSPS.
  • Support for both LVDS and CMOS output interfaces.
  • Differential analog input with a maximum input frequency of 400 MHz for 2-VPP amplitude and 800 MHz for 1-VPP amplitude.
  • Programmable features through a serial interface.
  • Idle channel SNR of 74.8 dBFS.

Applications

  • Imaging systems, including medical imaging and industrial imaging.
  • Radar and electronic warfare systems.
  • High-speed data acquisition systems.
  • Test and measurement equipment.
  • Aerospace and defense applications requiring high-speed, low-power ADCs.

Q & A

  1. What is the resolution of the ADS4145IRGZT ADC?

    The ADS4145IRGZT has a resolution of 14 bits.

  2. What are the sampling rates supported by the ADS4145IRGZT?

    The ADC supports sampling rates from 3 MSPS to 125 MSPS.

  3. What is the signal-to-noise ratio (SNR) of the ADS4145IRGZT at 170 MHz input frequency?

    The SNR is 72.2 dBFS at 170 MHz input frequency.

  4. What is the spurious free dynamic range (SFDR) of the ADS4145IRGZT at 170 MHz input frequency?

    The SFDR is 81 dBc at 170 MHz input frequency.

  5. What is the total power consumption of the ADS4145IRGZT at different sampling rates?

    The total power consumption is 103 mW at 65 MSPS and 153 mW at 125 MSPS.

  6. What are the supported output interfaces for the ADS4145IRGZT?

    The ADC supports both LVDS and CMOS output interfaces.

  7. What is the maximum analog input frequency for the ADS4145IRGZT?

    The maximum analog input frequency is 400 MHz for a 2-VPP amplitude and 800 MHz for a 1-VPP amplitude.

  8. How can the ADS4145IRGZT be programmed?

    The ADC can be programmed through a serial interface.

  9. What is the idle channel SNR of the ADS4145IRGZT?

    The idle channel SNR is 74.8 dBFS.

  10. In what types of applications is the ADS4145IRGZT commonly used?

    The ADS4145IRGZT is commonly used in imaging systems, radar and electronic warfare systems, high-speed data acquisition systems, test and measurement equipment, and aerospace and defense applications.

Product Attributes

Number of Bits:14
Sampling Rate (Per Second):125M
Number of Inputs:1
Input Type:Differential
Data Interface:LVDS - Parallel, Parallel
Configuration:S/H-ADC
Ratio - S/H:ADC:1:1
Number of A/D Converters:1
Architecture:Pipelined
Reference Type:Internal
Voltage - Supply, Analog:1.7V ~ 1.9V
Voltage - Supply, Digital:1.7V ~ 1.9V
Features:- 
Operating Temperature:-40°C ~ 85°C
Package / Case:48-VFQFN Exposed Pad
Supplier Device Package:48-VQFN (7x7)
Mounting Type:Surface Mount
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$50.06
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Similar Products

Part Number ADS4145IRGZT ADS4149IRGZT ADS4146IRGZT ADS4125IRGZT ADS4142IRGZT ADS4145IRGZR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active Active
Number of Bits 14 14 14 12 14 14
Sampling Rate (Per Second) 125M 250M 160M 125M 65M 125M
Number of Inputs 1 1 1 1 1 1
Input Type Differential Differential Differential Differential Differential Differential
Data Interface LVDS - Parallel, Parallel LVDS - Parallel, Parallel LVDS - Parallel, Parallel LVDS - Parallel, Parallel LVDS - Parallel, Parallel LVDS - Parallel, Parallel
Configuration S/H-ADC S/H-ADC S/H-ADC S/H-ADC S/H-ADC S/H-ADC
Ratio - S/H:ADC 1:1 1:1 1:1 1:1 1:1 1:1
Number of A/D Converters 1 1 1 1 1 1
Architecture Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined
Reference Type Internal Internal Internal Internal Internal Internal
Voltage - Supply, Analog 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V
Voltage - Supply, Digital 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V
Features - - - - - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad
Supplier Device Package 48-VQFN (7x7) 48-VQFN (7x7) 48-VQFN (7x7) 48-VQFN (7x7) 48-VQFN (7x7) 48-VQFN (7x7)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount

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