ADPD1080BCPZ
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Analog Devices Inc. ADPD1080BCPZ

Manufacturer No:
ADPD1080BCPZ
Manufacturer:
Analog Devices Inc.
Package:
Tray
Description:
PHOTOMETRIC FRONT-END
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The ADPD1080BCPZ, produced by Analog Devices Inc., is a highly efficient photometric front end designed for various optical sensing applications. This device integrates a 14-bit analog-to-digital converter (ADC) and a 20-bit burst accumulator, enabling precise measurement of optical signals. It features flexible light emitting diode (LED) drivers and advanced signal processing capabilities, including ambient light rejection without the need for optical filters or external dc cancellation circuitry.

Key Specifications

Parameter Min Typ Max Unit
Operating Temperature Range -40 85 °C
Storage Range -65 150 °C
Power Supply Voltage (VDD) 1.7 1.8 1.9 V
Current Consumption (VDD Supply Current) 184 µA µA
ADC Resolution 14-bit
Burst Accumulator Resolution 20-bit
Interface I²C
Package 28-Lead LFCSP (4mm x 4mm w/ EP)

Key Features

  • Integrated 14-bit ADC and 20-bit burst accumulator for high-resolution optical signal measurement.
  • Flexible LED drivers with up to 370 mA peak current, supporting multiple short LED pulses per optical sample.
  • Ambient light rejection capability without the need for optical filters or external dc cancellation circuitry.
  • Low power operation with a typical current consumption of 184 µA.
  • I²C interface for data output and functional configuration.
  • Flexible sampling frequency ranging from 0.122 Hz to 2700 Hz.
  • FIFO data operation and on-board sample to sample accumulator enabling up to 27 bits per data read.
  • Compatible with any LED and optimal performance with low capacitance photodiodes (<100 pF).

Applications

  • Wearable health and fitness monitors.
  • Clinical measurements, such as SpO2.
  • Industrial monitoring.
  • Background light measurements.
  • Automotive applications.

Q & A

  1. What is the primary function of the ADPD1080BCPZ?

    The ADPD1080BCPZ is a photometric front end that stimulates an LED and measures the corresponding optical return signal, integrating a 14-bit ADC and a 20-bit burst accumulator.

  2. What interface does the ADPD1080BCPZ use for data output and configuration?

    The ADPD1080BCPZ uses an I²C interface for data output and functional configuration.

  3. What is the operating temperature range of the ADPD1080BCPZ?

    The operating temperature range is from -40°C to 85°C.

  4. How does the ADPD1080BCPZ handle ambient light interference?

    The device features ambient light rejection capability without the need for optical filters or external dc cancellation circuitry.

  5. What is the typical current consumption of the ADPD1080BCPZ?

    The typical current consumption is 184 µA.

  6. What types of LEDs can be used with the ADPD1080BCPZ?

    The ADPD1080BCPZ can be used with any LED.

  7. What is the recommended photodiode capacitance for optimal performance?

    Optimal performance is achieved with a low capacitance photodiode of less than 100 pF.

  8. What are some common applications of the ADPD1080BCPZ?

    Common applications include wearable health and fitness monitors, clinical measurements, industrial monitoring, and background light measurements.

  9. What is the package type of the ADPD1080BCPZ?

    The device is available in a 28-Lead LFCSP (4mm x 4mm w/ EP) package.

  10. Is the ADPD1080BCPZ qualified for automotive applications?

    Yes, the ADPD1080BCPZ is qualified for automotive applications.

Product Attributes

Type:Front End
Input Type:Photodiode
Output Type:I²C
Current - Supply:184 µA
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:28-WFQFN Exposed Pad, CSP
Supplier Device Package:28-LFCSP-WQ (4x4)
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