LTC2157CUP-14#TRPBF
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Analog Devices Inc. LTC2157CUP-14#TRPBF

Manufacturer No:
LTC2157CUP-14#TRPBF
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC ADC 14BIT PIPELINED 64QFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The LTC2157CUP-14#TRPBF is a 14-bit, dual-channel, simultaneous sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-performance applications requiring the digitization of high-frequency, wide dynamic range signals. It features a sampling rate of 250 Msps and is ideal for demanding communications and other high-speed applications.

Key Specifications

ParameterValue
Resolution14 bits
Sampling Rate250 Msps
Signal-to-Noise Ratio (SNR)70 dB
Spurious Free Dynamic Range (SFDR)90 dB
Input Bandwidth1.25 GHz
Power SupplySingle 1.8V
Power Consumption650 mW (total)
Output TypeDDR LVDS
Package Type64-Lead QFN (9mm x 9mm x 0.75mm)
Latency5 clock cycles

Key Features

  • Low power consumption: 650 mW total power
  • Single 1.8V supply
  • DDR LVDS outputs
  • Easy-to-drive 1.5V P-P input range
  • Optional clock duty cycle stabilizer
  • Low power sleep and nap modes
  • Serial SPI port for configuration
  • Pin-compatible 12-bit versions
  • 64-pin QFN package

Applications

  • Communications
  • Cellular Basestations
  • Software Defined Radios
  • Medical Imaging
  • High Definition Video
  • Testing and Measurement Instruments

Q & A

  1. What is the resolution of the LTC2157CUP-14#TRPBF?
    The resolution of the LTC2157CUP-14#TRPBF is 14 bits.
  2. What is the sampling rate of this ADC?
    The sampling rate is 250 Msps.
  3. What is the signal-to-noise ratio (SNR) of this device?
    The SNR is 70 dB.
  4. What type of output does the LTC2157CUP-14#TRPBF have?
    The output type is DDR LVDS.
  5. What is the input bandwidth of this ADC?
    The input bandwidth is 1.25 GHz.
  6. Does the LTC2157CUP-14#TRPBF have low power modes?
    Yes, it has low power sleep and nap modes.
  7. How is the clock duty cycle managed in this device?
    An optional clock duty cycle stabilizer is available for high performance at full speed.
  8. What is the package type of the LTC2157CUP-14#TRPBF?
    The package type is a 64-Lead QFN (9mm x 9mm x 0.75mm).
  9. What are some typical applications of the LTC2157CUP-14#TRPBF?
    Typical applications include communications, cellular basestations, software defined radios, medical imaging, high definition video, and testing and measurement instruments.
  10. How many clock cycles is the latency of this ADC?
    The latency is only five clock cycles.

Product Attributes

Number of Bits:14
Sampling Rate (Per Second):250M
Number of Inputs:2
Input Type:Differential
Data Interface:LVDS - 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:0°C ~ 70°C
Package / Case:64-WFQFN Exposed Pad
Supplier Device Package:64-QFN (9x9)
Mounting Type:Surface Mount
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In Stock

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Similar Products

Part Number LTC2157CUP-14#TRPBF LTC2157IUP-14#TRPBF LTC2158CUP-14#TRPBF LTC2155CUP-14#TRPBF LTC2156CUP-14#TRPBF LTC2157CUP-12#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active Active Active
Number of Bits 14 14 14 14 14 12
Sampling Rate (Per Second) 250M 250M 310M 170M 210M 250M
Number of Inputs 2 2 2 2 2 2
Input Type Differential Differential Differential Differential Differential Differential
Data Interface LVDS - Parallel LVDS - Parallel LVDS - Parallel LVDS - Parallel LVDS - Parallel LVDS - 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 2 2 2 2 2 2
Architecture Pipelined Pipelined Pipelined Pipelined Pipelined Pipelined
Reference Type External, Internal External, Internal External, Internal External, Internal External, Internal External, Internal
Voltage - Supply, Analog 1.7V ~ 1.9V 1.7V ~ 1.9V 1.74V ~ 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 1.74V ~ 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
Operating Temperature 0°C ~ 70°C -40°C ~ 85°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°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
Supplier Device Package 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

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