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General Description

The EVAL-ADA4352-2EBZ is designed to evaluate the
ADA4352-2,
a
compact,
precision, programmable gain transimpedance amplifier
(PGTIA) that integrates four current-to-voltage gain
selections per channel, in which the gain is programmable
using two logic pins per channel, offered in a 3 mm x 3 mm
x 0.75 mm 16-lead lead frame chip scale package
(LFCSP).
The EVAL-ADA4352-2EBZ is a four-layer printed circuit
board with dimensions of 2.9 in x 2.25 in.
Figure 2
show the board's front and back view. The
evaluation board comes populated with key components
to run and evaluate the board quickly and easily. It also
allots unpopulated resistor/capacitor provisions on its input
and output stages, allowing to install components with
user-defined values for circuits such as a low pass filter or
voltage divider.
The evaluation board is accessible through SMA female
socket edge mounts to directly connect test equipment to
the inputs and outputs of both channels, as well as the gain
switch control pins. It also comes with an unpopulated
photodiode slot on each channel, allowing for quick
prototyping.

Features and Benefits

Full featured evaluation board for the ADA4352-2, a
small, dual-channel, complete PGTIA and AFE solution
in a 3 mm x 3 mm 16-lead LFCSP package.
Enables quick prototyping.
Provision for PGTIA logic control through two-pin
headers or SMA connectors.
Provisions for user-defined circuit configuration,
including provisions for photodiodes.
Available edge-mounted SMA connectors and test
points to easily connect with test equipment.
Ordering Information
appears at end of data sheet.
Rev.0
O n e A n a l o g W a y , W i l m i n g t o n , M A 0 1 8 8 7 - 2 3 5 6 , U . S . A .
monolithic,
dual-channel,
Figure 1
and
DOCUMENT FEEDBACK
T e l : 7 8 1 . 3 2 9 . 4 7 0 0
Evaluation Board User Guide
EVAL-ADA4352-2EBZ
User Guide for ADA4342-2 Evaluation Board

Evaluation Board Kit Contents

One populated EVAL-ADA4352-2EBZ evaluation
board
Six shunt connectors (four usable, two extra)

Document Needed

ADA4352-2 data sheet

Equipment Needed

Hardware
Digital multimeter (Agilent 34401A)
Power supplies (Agilent E3631)
Source meter (Keithley 2400) for current source input
High precision voltage source (Datel DVC-8500) for
voltage source input
Cables and Components
SMA (male) to BNC connector (male) cables
BNC connector (female) to dual banana plug adapter
Banana to test clip cables
SMA 50 Ω termination
© 2 0 2 4 A n a l o g D e v i c e s , I n c . A l l r i g h t s r e s e r v e d .
TECHNICAL SUPPORT

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Summary of Contents for Analog Devices EVAL-ADA4352-2EBZ

  • Page 1: General Description

    Evaluation Board User Guide EVAL-ADA4352-2EBZ User Guide for ADA4342-2 Evaluation Board Evaluation Board Kit Contents General Description • One populated EVAL-ADA4352-2EBZ evaluation The EVAL-ADA4352-2EBZ is designed to evaluate the board ADA4352-2, compact, monolithic, dual-channel, • Six shunt connectors (four usable, two extra)
  • Page 2: Evaluation Board Photos

    EVAL-ADA4352-2EBZ Evaluation Board User Guide Evaluation Board Photos Figure 1. EVAL-ADA4352-2EBZ Digital Photograph (Top View) Figure 2. EVAL-ADA4352-2EBZ Digital Photograph (Bottom View) analog.com Rev. 0 2 of 15...
  • Page 3: Table Of Contents

    EVAL-ADA4352-2EBZ Evaluation Board User Guide TABLE OF CONTENTS General Description ................................1 Features and Benefits ................................. 1 Evaluation Board Kit Contents ............................1 Document Needed ................................1 Equipment Needed ................................1 Evaluation Board Photos ..............................2 Evaluation Board Hardware Guide ............................. 4 Power Supplies ................................
  • Page 4: Evaluation Board Hardware Guide

    EVAL-ADA4352-2EBZ Evaluation Board User Guide Evaluation Board Hardware Guide The EVAL-ADA4352-2EBZ provides features for easier evaluation and operation. Figure 3 Table 1 show the key components of the evaluation board as well as the designators. This section discusses how to access and operate these features.
  • Page 5: Power Supplies

    Table 2 shows the supply range accepted by the device. Refer to the data sheet for absolute maximum ratings. The EVAL-ADA4352-2EBZ provides two ways to power up the part: (1) Through pin headers. (2) Through test points. Table 2. Analog and Digital Supply Ranges for EVAL-ADA4352-2EBZ...
  • Page 6: Gain Switch Control

    Switch Control Using Pin Headers The EVAL-ADA4352-2EBZ provides pin headers which, when shorted, connect to the DVDD supply, changing the switch state from LOW to HIGH. The pin headers for channel A are P5 (SW SEL0 A) and P8 (SW SEL1 A), as seen in Figure while the pin headers for channel B are P4 (SW SEL0 B) and P7 (SW SEL1 B).
  • Page 7: Gain Setting

    EVAL-ADA4352-2EBZ Evaluation Board User Guide Gain Setting As mentioned, each channel of the ADA4352-2 has four internal feedback paths and each contains an internal resistor (315 Ω, 3.5 kΩ, 40.2 kΩ, and 450 kΩ), which declares the gain of the channel. To select a specific gain setting, a correct combination of SW SEL0 x and SW SEL1 x switch states (with “x”...
  • Page 8: Photodiode Circuit

    Evaluation Board User Guide Photodiode Circuit The EVAL-ADA4352-2EBZ comes with on-board layout provision for a simple photodiode (PD) circuit. The unpopulated D1 (for channel A) and D2 (for channel B) slots allow for three-pin photodiodes on TO packages or fiber optic receivers.
  • Page 9: Evaluation Board Quick Start Guide

    EVAL-ADA4352-2EBZ Evaluation Board User Guide Evaluation Board Quick Start Guide Follow these steps to quickly get the EVAL-ADA4352-2EBZ up and running using a current source as an input, as well as perform quick functionality tests for it. Figure 7 shows the transimpedance amplifier circuit used for this quick start.
  • Page 10 Table 6 shows the current input and expected output. Figure 9 shows the full physical setup of one of the ways to get the EVAL-ADA4352-2EBZ up and running. Following this quick start guide should give results, as seen in Table 5.
  • Page 11: Evaluation Board Schematic And Artwork

    SELB0 SELB1 10kΩ (DNI) 4.7µF SUPPLY (DNI) AVSS DVDD SELB1 SELB0 10µF AVSS DVDD DVDD DVDD ANALOG 10µF SUPPLIES DIGITAL 10µF AGND SUPPLIES SELB0 SELB1 1kΩ 1kΩ AVSS AVDD Figure 8. EVAL-ADA4352-2EBZ Full Schematic analog.com Rev. 0 11 of 15...
  • Page 12 EVAL-ADA4352-2EBZ Evaluation Board User Guide WAVEFORM GENERATOR (OPTIONAL) DC POWER SUPPLY DC CURRENT SOURCE DIGITAL MULTIMETER Figure 9. EVAL-ADA4352-2EBZ Full Setup Example analog.com Rev. 0 12 of 15...
  • Page 13: Ordering Information

    Table 7. Bill of Materials Quantity Designator Description Manufacturer and Part Number ADA4352-2 (U1) Compact, dual-channel, precision, PGTIA Analog Devices, Inc., ADA4352- 2ACPZ C1, C2, C3 10 µF capacitor, 1206 Murata, GCM31CR71C106KA64K C20, C22 4.7 µF capacitor, 1206 Murata, GRM31CR71H475KA12L C4, C5, C6 0.1 µF capacitor, 0603...
  • Page 14: Revision History

    EVAL-ADA4352-2EBZ Evaluation Board User Guide Revision History Revision Revision Pages Description Number Date Changed 09/24 Initial release — analog.com Rev. 0 14 of 15...
  • Page 15 ALL INFORMATION CONTAINED HEREIN IS PROVIDED “AS IS” WITHOUT REPRESENTATION OR WARRANTY. NO RESPONSIBILITY IS ASSUMED BY ANALOG DEVICES FOR ITS USE, NOR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF THIRD PARTIES THAT MAY RESULT FROM ITS USE. SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE. NO LICENSE, EITHER EXPRESSED OR IMPLIED, IS GRANTED UNDER ANY ADI PATENT RIGHT, COPYRIGHT, MASK WORK RIGHT, OR ANY OTHER ADI INTELLECTUAL PROPERTY RIGHT RELATING TO ANY COMBINATION, MACHINE, OR PROCESS, IN WHICH ADI PRODUCTS OR SERVICES ARE USED.
  • Page 16 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Analog Devices Inc. EVAL-ADA4352-2EBZ...

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