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LTC2145IUP-14
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Analog Devices Inc. LTC2145IUP-14

Manufacturer No:
LTC2145IUP-14
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC ADC 14BIT PIPELINED 64QFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The LTC2145IUP-14 is a 14-bit, dual-channel simultaneous sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed to digitize high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-performance applications. It features low power consumption, high signal-to-noise ratio (SNR), and spurious free dynamic range (SFDR), along with various output options and configuration capabilities.

Key Specifications

ParameterValue
Resolution14 bits
Sampling Rate125 Msps
SNR73.1 dB
SFDR90 dB
Power Consumption189 mW (total), 95 mW per channel
Supply VoltageSingle 1.8 V
Input Range1 V p-p to 2 V p-p
Full Power Bandwidth750 MHz
Output OptionsCMOS, DDR CMOS, DDR LVDS
Package64-Lead QFN (9mm x 9mm x 0.75mm)

Key Features

  • Two-channel simultaneous sampling
  • Low power consumption with shutdown and nap modes
  • Optional data output randomizer and clock duty cycle stabilizer
  • Serial SPI port for configuration
  • Ultralow jitter of 0.08 ps RMS
  • DC specs include ±1 LSB INL (typ), ±0.3 LSB DNL (typ), and no missing codes over temperature
  • Transition noise of 1.2 LSB RMS

Applications

  • Communications
  • Cellular Base Stations
  • Software Defined Radios
  • Portable Medical Imaging
  • Multi-Channel Data Acquisition
  • Nondestructive Testing

Q & A

  1. What is the resolution of the LTC2145IUP-14 ADC? The resolution is 14 bits.
  2. What is the maximum sampling rate of the LTC2145IUP-14? The maximum sampling rate is 125 Msps.
  3. What is the signal-to-noise ratio (SNR) of the LTC2145IUP-14? The SNR is 73.1 dB.
  4. What are the available output options for the LTC2145IUP-14? The output options include CMOS, DDR CMOS, and DDR LVDS.
  5. What is the power consumption of the LTC2145IUP-14? The total power consumption is 189 mW, with 95 mW per channel.
  6. What is the package type of the LTC2145IUP-14? The package is a 64-Lead QFN (9mm x 9mm x 0.75mm).
  7. Does the LTC2145IUP-14 support simultaneous sampling? Yes, it supports two-channel simultaneous sampling.
  8. What are the input range options for the LTC2145IUP-14? The input range options are 1 V p-p to 2 V p-p.
  9. Is there an optional clock duty cycle stabilizer available? Yes, there is an optional clock duty cycle stabilizer available.
  10. What is the full power bandwidth of the LTC2145IUP-14? The full power bandwidth is 750 MHz.

Product Attributes

Number of Bits:14
Sampling Rate (Per Second):125M
Number of Inputs:2
Input Type:Differential
Data Interface:Parallel
Configuration:S/H-ADC
Ratio - S/H:ADC:1:1
Number of A/D Converters:2
Architecture:Pipelined
Reference Type:External, Internal
Voltage - Supply, Analog:1.7V ~ 1.9V
Voltage - Supply, Digital:1.7V ~ 1.9V
Features:Simultaneous Sampling
Operating Temperature:-40°C ~ 85°C
Package / Case:64-WFQFN Exposed Pad
Supplier Device Package:64-QFN (9x9)
Mounting Type:Surface Mount
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Similar Products

Part Number LTC2145IUP-14 LTC2155IUP-14 LTC2140IUP-14 LTC2141IUP-14 LTC2142IUP-14 LTC2143IUP-14 LTC2144IUP-14 LTC2145CUP-14 LTC2145IUP-12
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete
Number of Bits 14 14 14 14 14 14 14 14 12
Sampling Rate (Per Second) 125M 170M 25M 40M 65M 80M 105M 125M 125M
Number of Inputs 2 2 2 2 2 2 2 2 2
Input Type Differential Differential Differential Differential Differential Differential Differential Differential Differential
Data Interface Parallel LVDS - Parallel Parallel Parallel Parallel Parallel Parallel Parallel Parallel
Configuration S/H-ADC S/H-ADC S/H-ADC 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 1:1 1:1 1:1
Number of A/D Converters 2 2 2 2 2 2 2 2 2
Architecture Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined
Reference Type External, Internal External, Internal External, Internal External, Internal External, Internal External, Internal External, Internal External, Internal External, 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 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 1.7V ~ 1.9V 1.7V ~ 1.9V 1.7V ~ 1.9V
Features Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling Simultaneous Sampling
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 -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package / Case 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad 64-WFQFN Exposed Pad
Supplier Device Package 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9) 64-QFN (9x9)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount

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