MAX1145BCAP+
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Analog Devices Inc./Maxim Integrated MAX1145BCAP+

Manufacturer No:
MAX1145BCAP+
Manufacturer:
Analog Devices Inc./Maxim Integrated
Package:
Tube
Description:
IC ADC 14BIT 150KSPS 20-SSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MAX1145BCAP+ is a 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1144/MAX1145 series, known for its high accuracy and versatility in various applications. The MAX1145BCAP+ operates at a sampling rate of 150ksps and is designed for use with single 3.3V supply voltage. It features a serial interface compatible with SPI, QSPI, and MICROWIRE protocols, making it easy to integrate into a wide range of systems.

Key Specifications

ParameterSymbolConditionsMinTypMaxUnits
Resolution--14--Bits
Relative Accuracy (INL)-Bipolar mode±2--LSB
Differential Nonlinearity (DNL)-Bipolar mode-1.00-+1.75LSB
Transition Noise---0.47-LSBRMS
Offset Error-Bipolar--±6mV
Gain Error-Bipolar--±0.3%%FSR
Analog Input Range-Bipolar-2.048-+2.048V
Input Impedance-Bipolar3.45.3-kΩ
Input Capacitance----32pF
Conversion Rate----150ksps
Operating Temperature Range---40-+85°C

Key Features

  • High Resolution: 14-bit resolution providing high accuracy in analog-to-digital conversion.
  • Flexible Input Range: Supports both unipolar and bipolar input modes, with ranges from 0 to +VREF (unipolar) and –VREF to +VREF (bipolar).
  • Serial Interface Compatibility: Compatible with SPI, QSPI, and MICROWIRE protocols for easy integration into various systems.
  • Single Supply Voltage: Operates on a single 3.3V supply voltage, simplifying power management.
  • Low Power Consumption: Low power dissipation, making it suitable for battery-powered and power-sensitive applications.
  • Internal/External Clock Selection: Allows selection between internal and external conversion clocks, offering flexibility in system design.

Applications

The MAX1145BCAP+ is versatile and can be used in a variety of applications, including:

  • Industrial Automation: For precise measurement and control in industrial environments.
  • Medical Devices: In medical equipment requiring high accuracy and reliability.
  • Aerospace and Defense: For applications demanding high precision and robustness.
  • Automotive Systems: In automotive systems that require accurate analog-to-digital conversion.
  • Test and Measurement Equipment: For precise measurement and data acquisition.

Q & A

  1. What is the resolution of the MAX1145BCAP+ ADC?
    The MAX1145BCAP+ has a resolution of 14 bits.
  2. What are the operating temperature ranges for the MAX1145BCAP+?
    The operating temperature range is from -40°C to +85°C.
  3. What is the sampling rate of the MAX1145BCAP+?
    The sampling rate is 150ksps.
  4. Does the MAX1145BCAP+ support both unipolar and bipolar input modes?
    Yes, it supports both unipolar and bipolar input modes.
  5. What is the input range for bipolar mode in the MAX1145BCAP+?
    The input range for bipolar mode is from –VREF to +VREF, where VREF is typically 2.048V.
  6. Can the MAX1145BCAP+ be powered by a single supply voltage?
    Yes, it operates on a single 3.3V supply voltage.
  7. What serial interfaces is the MAX1145BCAP+ compatible with?
    The MAX1145BCAP+ is compatible with SPI, QSPI, and MICROWIRE protocols.
  8. How does the MAX1145BCAP+ select between internal and external clocks?
    The selection between internal and external clocks is done through the control byte, where the INT/EXT bit determines the clock source.
  9. What is the typical input impedance of the MAX1145BCAP+ in bipolar mode?
    The typical input impedance in bipolar mode is 5.3 kΩ.
  10. What is the storage temperature range for the MAX1145BCAP+?
    The storage temperature range is from -60°C to +150°C.

Product Attributes

Number of Bits:- 
Sampling Rate (Per Second):- 
Number of Inputs:- 
Input Type:- 
Data Interface:- 
Configuration:- 
Ratio - S/H:ADC:- 
Number of A/D Converters:- 
Architecture:- 
Reference Type:- 
Voltage - Supply, Analog:- 
Voltage - Supply, Digital:- 
Features:- 
Operating Temperature:- 
Package / Case:- 
Supplier Device Package:- 
Mounting Type:- 
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Similar Products

Part Number MAX1145BCAP+ MAX1145BEAP+ MAX1135BCAP+ MAX1142BCAP+ MAX1143BCAP+ MAX1144BCAP+
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Product Status Obsolete Obsolete Active Obsolete Obsolete Obsolete
Number of Bits - 14 16 14 14 14
Sampling Rate (Per Second) - 150k 150k 200k 200k 150k
Number of Inputs - 1 1 1 1 1
Input Type - Single Ended Single Ended Single Ended Single Ended Single Ended
Data Interface - SPI SPI SPI SPI SPI
Configuration - 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
Number of A/D Converters - 1 1 1 1 1
Architecture - SAR SAR SAR SAR SAR
Reference Type - External External External, Internal External, Internal External
Voltage - Supply, Analog - 3.135V ~ 3.465V 3.135V ~ 3.465V 5V 5V 3.135V ~ 3.465V
Voltage - Supply, Digital - 3.135V ~ 3.465V 3.135V ~ 3.465V 5V 5V 3.135V ~ 3.465V
Features - - PGA - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C 0°C ~ 70°C -40°C ~ 85°C 0°C ~ 70°C
Package / Case - 20-SSOP (0.209", 5.30mm Width) 20-SSOP (0.209", 5.30mm Width) 20-SSOP (0.209", 5.30mm Width) 20-SSOP (0.209", 5.30mm Width) 20-SSOP (0.209", 5.30mm Width)
Supplier Device Package - 20-SSOP 20-SSOP 20-SSOP 20-SSOP 20-SSOP
Mounting Type - Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount

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