MAX1202ACAP+
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Analog Devices Inc./Maxim Integrated MAX1202ACAP+

Manufacturer No:
MAX1202ACAP+
Manufacturer:
Analog Devices Inc./Maxim Integrated
Package:
Tube
Description:
IC ADC 12BIT SAR 20SSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MAX1202ACAP+ is a 12-bit, 8-channel, serial analog-to-digital converter (ADC) designed by Analog Devices Inc./Maxim Integrated. This component is part of the MAX1202/MAX1203 family, which is specifically tailored for applications involving mixed +5V (analog) and +3V (digital) supply voltages. The MAX1202ACAP+ integrates an 8-channel multiplexer, high-bandwidth track/hold circuitry, and a serial interface, making it suitable for a wide range of data-acquisition systems.

Key Specifications

Parameter Conditions Min Typ Max Units
Resolution 12-bit
Analog Supply Voltage ±5V, 5V V
Digital Supply Voltage 2.7V to 5.25V V
Conversion Rate External clock, 2MHz 133ksps samples/s
Conversion Time Internal clock 5.5 10 μs
Track/Hold Acquisition Time 1.5 μs
Aperture Delay 10 ns
Aperture Jitter < 50 ps
Internal Clock Frequency 1.7 MHz
External Clock Frequency Range 0.1 2.0 MHz
Reference Voltage 4.096V (internal) V
Power Consumption Operating Mode 1.5mA mA
Power Consumption Power-Down Mode 2μA μA

Key Features

  • High-Speed Conversion: The MAX1202ACAP+ supports conversion rates up to 133ksps with an external clock frequency of up to 2MHz.
  • Internal Reference: The MAX1202 features an internal 4.096V reference voltage, eliminating the need for an external reference source.
  • Serial Interface: A 4-wire serial interface compatible with SPI, MICROWIRE, and TMS320-family digital signal processors, allowing direct connection without external logic.
  • Low Power Consumption: Operates in low-power mode, consuming 1.5mA in operating mode and 2μA in power-down mode.
  • Software-Configurable Inputs: Supports software-configurable unipolar and bipolar inputs, enhancing flexibility in various applications.
  • High-Bandwidth Track/Hold: Includes high-bandwidth track/hold circuitry for accurate signal acquisition.
  • Reference-Buffer Amplifier: Features a reference-buffer amplifier to simplify gain trim and improve overall system performance.

Applications

  • Data-Acquisition Systems: Ideal for use in multi-channel data-acquisition systems requiring high-speed and low-power consumption.
  • Industrial Automation: Suitable for industrial automation applications where precise and rapid analog-to-digital conversions are necessary.
  • Medical Devices: Can be used in medical devices that require accurate and reliable analog-to-digital conversion with low power consumption.
  • Aerospace and Defense: Applicable in aerospace and defense systems where high reliability and performance are critical.
  • Automotive Systems: Used in automotive systems for various sensor and control applications.

Q & A

  1. What is the resolution of the MAX1202ACAP+ ADC?

    The MAX1202ACAP+ has a resolution of 12 bits.

  2. What are the supported supply voltages for the MAX1202ACAP+?

    The MAX1202ACAP+ supports analog supply voltages of ±5V or 5V and digital supply voltages from 2.7V to 5.25V.

  3. What is the maximum conversion rate of the MAX1202ACAP+?

    The MAX1202ACAP+ can achieve a conversion rate of up to 133ksps with an external clock frequency of up to 2MHz.

  4. Does the MAX1202ACAP+ have an internal reference voltage?

    Yes, the MAX1202ACAP+ features an internal 4.096V reference voltage.

  5. What types of serial interfaces are supported by the MAX1202ACAP+?

    The MAX1202ACAP+ supports SPI, MICROWIRE, and TMS320-family digital signal processors through its 4-wire serial interface.

  6. How much power does the MAX1202ACAP+ consume in operating mode?

    The MAX1202ACAP+ consumes 1.5mA in operating mode and 2μA in power-down mode.

  7. What is the track/hold acquisition time of the MAX1202ACAP+?

    The track/hold acquisition time is 1.5μs.

  8. Can the MAX1202ACAP+ be used in applications requiring both unipolar and bipolar inputs?

    Yes, the MAX1202ACAP+ supports software-configurable unipolar and bipolar inputs.

  9. What is the purpose of the reference-buffer amplifier in the MAX1202ACAP+?

    The reference-buffer amplifier simplifies gain trim and improves overall system performance.

  10. How can I evaluate the MAX1202ACAP+?

    You can evaluate the MAX1202ACAP+ using the MAX1202 evaluation kit (EV kit) and a Maxim 3V 68L11D microcontroller module.

Product Attributes

Number of Bits:12
Sampling Rate (Per Second):133k
Number of Inputs:4, 8
Input Type:Differential, Single Ended
Data Interface:SPI
Configuration:MUX-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, 5V
Voltage - Supply, Digital:2.7V ~ 5.25V
Features:- 
Operating Temperature:0°C ~ 70°C
Package / Case:20-SSOP (0.209", 5.30mm Width)
Supplier Device Package:20-SSOP
Mounting Type:Surface Mount
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Similar Products

Part Number MAX1202ACAP+ MAX1202BCAP+ MAX1202AEAP+ MAX1202ACAP+T MAX1203ACAP+ MAX1204ACAP+ MAX1202ACPP+ MAX1202ACAP
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 Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Product Status Active Active Active Active Active Obsolete Obsolete Obsolete
Number of Bits 12 12 12 12 12 - - 12
Sampling Rate (Per Second) 133k 133k 133k 133k 133k - - 133k
Number of Inputs 4, 8 4, 8 4, 8 4, 8 4, 8 - - 4, 8
Input Type Differential, Single Ended Differential, Single Ended Differential, Single Ended Differential, Single Ended Differential, Single Ended - - Differential, Single Ended
Data Interface SPI SPI SPI SPI SPI - - SPI
Configuration MUX-S/H-ADC MUX-S/H-ADC MUX-S/H-ADC MUX-S/H-ADC MUX-S/H-ADC - - MUX-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 SAR SAR SAR SAR SAR - - SAR
Reference Type External, Internal External, Internal External, Internal External, Internal External - - External, Internal
Voltage - Supply, Analog ±5V, 5V ±5V, 5V ±5V, 5V ±5V, 5V ±5V, 5V - - ±5V, 5V
Voltage - Supply, Digital 2.7V ~ 5.25V 2.7V ~ 5.25V 2.7V ~ 5.25V 2.7V ~ 5.25V 2.7V ~ 5.25V - - 2.7V ~ 5.25V
Features - - - - - - - -
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C -40°C ~ 85°C 0°C ~ 70°C 0°C ~ 70°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) - - 20-SSOP (0.209", 5.30mm Width)
Supplier Device Package 20-SSOP 20-SSOP 20-SSOP 20-SSOP 20-SSOP - - 20-SSOP
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount - - Surface Mount

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