LTC2389ILX-16#PBF
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Analog Devices Inc. LTC2389ILX-16#PBF

Manufacturer No:
LTC2389ILX-16#PBF
Manufacturer:
Analog Devices Inc.
Package:
Tray
Description:
IC ADC 16BIT SAR 48LQFP
Delivery:
Payment:
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iso45001
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Product Introduction

Overview

The LTC2389ILX-16#PBF is a high-performance, 16-bit successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is known for its low noise, high speed, and versatility in handling various analog input ranges. It operates from a single 5V supply and supports pin-configurable fully differential, pseudo-differential unipolar, and pseudo-differential bipolar analog input ranges, making it suitable for a wide range of high-speed applications without the need for additional level translation or signal conditioning.

Key Specifications

SpecificationValue
Resolution16 bits
Sampling Rate2.5 Msps
Analog Input RangeFully differential (±4.096V), pseudo-differential unipolar (0V to 4.096V), pseudo-differential bipolar (±2.048V)
Supply Voltage5V
Internal Reference4.096V with 0.5% initial accuracy and ±20ppm/°C temperature coefficient
Signal-to-Noise Ratio (SNR)96.0dB (fully differential), 93.5dB (pseudo differential)
Integral Nonlinearity (INL)±1LSB (maximum)
Power Consumption162.5mW at 2.5Msps
Package48-Lead LQFP (7mm x 7mm)
Operating TemperatureVaries by grade (e.g., LTC2389ILX for industrial temperature range)

Key Features

  • High speed with 2.5Msps throughput and no cycle latency in parallel interface modes.
  • Low noise performance with 96.0dB SNR in fully differential mode and 93.5dB SNR in pseudo-differential mode.
  • Pin-configurable analog input ranges to support multiple signal chain formats.
  • Internal precision 4.096V reference with high accuracy and low temperature coefficient.
  • Low power consumption with nap and sleep power-down modes to reduce power during inactive periods.
  • Internal oscillator for setting conversion time, simplifying external timing considerations.

Applications

The LTC2389ILX-16#PBF is ideally suited for a variety of high-speed applications, including:

  • Medical imaging and diagnostics.
  • Industrial process control and automation.
  • Aerospace and defense systems.
  • High-speed data acquisition systems.
  • Test and measurement equipment.

Q & A

  1. What is the resolution of the LTC2389ILX-16#PBF ADC?
    The LTC2389ILX-16#PBF has a resolution of 16 bits.
  2. What are the supported analog input ranges for this ADC?
    The device supports fully differential (±4.096V), pseudo-differential unipolar (0V to 4.096V), and pseudo-differential bipolar (±2.048V) analog input ranges.
  3. What is the sampling rate of the LTC2389ILX-16#PBF?
    The sampling rate is 2.5 Msps.
  4. What is the supply voltage for this ADC?
    The device operates from a single 5V supply.
  5. Does the LTC2389ILX-16#PBF have an internal reference?
    Yes, it includes a precision internal 4.096V reference.
  6. What is the signal-to-noise ratio (SNR) of this ADC?
    The SNR is 96.0dB in fully differential mode and 93.5dB in pseudo-differential mode.
  7. How much power does the LTC2389ILX-16#PBF consume at 2.5Msps?
    The power consumption is 162.5mW at 2.5Msps.
  8. What are the power-down modes available for this ADC?
    The device has nap and sleep power-down modes to reduce power consumption during inactive periods.
  9. What package options are available for the LTC2389ILX-16#PBF?
    The device is available in a 48-Lead LQFP (7mm x 7mm) package.
  10. What are some typical applications for the LTC2389ILX-16#PBF?
    Typical applications include medical imaging, industrial process control, aerospace and defense systems, high-speed data acquisition, and test and measurement equipment.

Product Attributes

Number of Bits:16
Sampling Rate (Per Second):2.5M
Number of Inputs:1
Input Type:Differential, Pseudo-Differential
Data Interface:SPI, Parallel
Configuration:S/H-ADC
Ratio - S/H:ADC:1:1
Number of A/D Converters:1
Architecture:SAR
Reference Type:External, Internal
Voltage - Supply, Analog:5V
Voltage - Supply, Digital:5V
Features:Selectable Address
Operating Temperature:-40°C ~ 85°C
Package / Case:48-LQFP
Supplier Device Package:48-LQFP (7x7)
Mounting Type:Surface Mount
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Similar Products

Part Number LTC2389ILX-16#PBF LTC2389ILX-18#PBF LTC2389CLX-16#PBF LTC2389HLX-16#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active
Number of Bits 16 18 16 16
Sampling Rate (Per Second) 2.5M 2.5M 2.5M 2.5M
Number of Inputs 1 1 1 1
Input Type Differential, Pseudo-Differential Differential, Pseudo-Differential Differential, Pseudo-Differential Differential, Pseudo-Differential
Data Interface SPI, Parallel SPI, Parallel SPI, Parallel SPI, Parallel
Configuration S/H-ADC S/H-ADC S/H-ADC S/H-ADC
Ratio - S/H:ADC 1:1 1:1 1:1 1:1
Number of A/D Converters 1 1 1 1
Architecture SAR SAR SAR SAR
Reference Type External, Internal External, Internal External, Internal External, Internal
Voltage - Supply, Analog 5V 5V 5V 5V
Voltage - Supply, Digital 5V 5V 5V 5V
Features Selectable Address Selectable Address Selectable Address Selectable Address
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 125°C
Package / Case 48-LQFP 48-LQFP 48-LQFP 48-LQFP
Supplier Device Package 48-LQFP (7x7) 48-LQFP (7x7) 48-LQFP (7x7) 48-LQFP (7x7)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

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