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Zynq™-7000 EPP in Action:
Exploring ZedBoard
3
ProcessingSystem
ARM®
Dual Cortex -A9
Developing with Zynq-7000 EPP
CommonPeripherals
MemoryInterfaces
Common Peripherals
..
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Dual Cortex -A9 MPCore™ System
7 SeriesProgrammable
Logic
Peripherals PeripheralsCustom
Peripherals
Common AcceleratorsCustom Accelerators
4Developing with Zynq-7000 EPP
PS
.
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PL
5Developing with Zynq-7000 EPP
PS
Power
Memory I/O
.
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
PL
Comm
Display
Audio
6Developing with Zynq-7000 EPP
PS
Power
Memory I/O
.
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PL
Comm
Display
Audio
7Course Objectives
� Understand ZedBoard architecture and capabilities
� Learn tips for designing a Zynq-based board
� Observe practical example applications running on ZedBoard
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ZedBoard
� Understand what the ZedBoard.org community has to offer
8Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
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� Designing with ZedBoard
� ZedBoard.org Community Website
9Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
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� Designing with ZedBoard
� ZedBoard.org Community Website
10ZedBoard Overview
� Zynq E valuation & D evelopment (ZED) Board
� Cost – $395
� Key features– Stand-alone Linux platform
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– Stand-alone Linux platform– High-speed communication interfaces– Support audio and 1080p video– Support expansion for analog and digital I/O
11Block Diagram
...
Pro
cess
or S
ubsy
stem
(P
S)
Pro
gram
mab
le L
ogic
(P
L)
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Pro
cess
or S
ubsy
stem
(P
S)
Pro
gram
mab
le L
ogic
(P
L)
Over 3000 Connections
12ZedBoard PS Dedicated I/O
DDR3512Mbyte
DDR3 (x32)
DDR
...
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Clk33Mhz
Reset PS_RST
PS_CLK
On Back
13ZedBoard PS MIO
.x5
On
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On Back
On Back
14ZedBoard PL
Line Out
HdPhn Out
Pmods
FMC-LPC
GPIO (8 LEDs,
8 slide switches,
5 pushbuttons)GPIO
FMC
PMOD
I2S Audio
.xA
On Back
SMT1JTAG
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MIC In
Line In
USB
Cont
Type A
HDMI Out
VGA (8-bit
color)
128x32 OLED
Primary
JTAG
PROG
Display
JTAG
I2S/ACD
HDMI
VGA
OLED
PROG
HDMI
transmitter
I2S Audio
Codec
XADCGPIO/VP/VN
DONE LEDDONE
15Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
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� Designing with ZedBoard
� ZedBoard.org Community Website
16Demonstration
PS Configuration ToolDemonstration in XPS
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Demonstration in XPS
17PS Configuration
Select peripherals and assign pin
locations
Configure Memory
Controller
...
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locations
Configure Clocks
18Select Peripherals
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19PS Clock Configuration
� Select desired frequencies
� Click “Validate Clocks”
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20PS Memory Interface
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21PS Configuration Tool Capabilities
� PS Peripheral selection
� MIO mapping
� Clock timing
.
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� DDR timing
Results � XML file to export to SDK
22Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
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� Designing with ZedBoard
� ZedBoard.org Community Website
23ZedBoard PS Dedicated I/O
� DDR3– Two Micron 2Gb (x16)
devices– 512 MB– 1066 Mbps
� Clock
DDR3512Mbyte
DDR3 (x32)
DDR
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� Clock– Must be <60 MHz– 33.333 MHz
(Fox 767-33.333333-12)– +/- 50ppm
� Reset– Push button
Clk33Mhz
Reset PS_RST
PS_CLK
24ZedBoard PS MIO
� More details coming…– QSPI– Pmod™ expansion– Ethernet 10/100/1000– USB OTG– USB-UART O
QSPI
Pmod
Flash
GbitEnet
USB
PHY
<User Select>
ENET/MDIO
QSPI
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– USB-UART
� SD Card– 4GB, Class 4 included
� LED, push buttons
MIOUSB
OTG
SD
1 LED,2 buttons
USBCont
USBUART
USBOTG
SD
USBUART
PS_GPIO
PHY
25Spansion S25FL256S Quad SPI
� ZedBoard function– PS initialization– PL bitstream– Spansion Flash File System (FFS)
� Zynq connection on ZedBoard– PS QSPI peripheral, Bank 0, 3.3V
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– PS QSPI peripheral, Bank 0, 3.3V– x4 SPI – requires 7 pins
� Advantages– Support 400 Mb/s (up to 800 Mb/s with 2 devices)– 256 Mb storage (32-512 Mb devices in family)
• 24-bit Zynq addressing plus internal bank switching
– Possible to Execute in Place
26PS Peripheral Module (Pmod™)
� Connects 8 MIO to an easily accessible connector
� 0.1” spacing, 2x6 female configuration
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� 10 additional Zynq peripherals accessible through the PS Pmod� SPI� GPIO� CAN� I2C� UART
� SD� PJTAG� QSPI� Trace� Watchdog
27Pmod Expansion on ZedBoard
PS
PL
ADI Accelerometer
Maxim Proximity Detector
...
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ADI 4-channel 12-bit ADC
ADI Quad 8-bit DAC
PL
PL
PL
ADI 16-bit Temp Sensor
Maxim Real-time Clock
Maxim 16-bit DAC
Maxim 16-bit Delta-Sigma ADC
Proximity Detector
2810/100/1000 Ethernet
� Marvell Ethernet 10/100/1000 PHY (88E1518)– LVCMOS 1.8V, small footprint (3.3V version also
available)– Zynq PS requires RGMII
• Requires 14 pins• Other interfaces on EMIO
– ZedBoard MIO Bank 1, PS ENET0 peripheral
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ENET0 peripheral
� TE Connectivity PlanarMAG(1840808-7)• RJ-45 with integrated magnetics• Automated embedded magnetic
process• Enhances the performance, quality,
and reliability
29TI TUSB1210 USB OTG
� ZedBoard function– High-speed (480 Mbit/s), full-speed (12 Mbit/s), and low-
speed (1.5 Mbit/s) communication support– Device, host, or OTG
� Zynq connection on ZedBoard– PS USB0 peripheral, Bank 1, 1.8V– ULPI interface requires 12 pins
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– ULPI interface requires 12 pins
� Advantages– USB-OTG Transceiver chip with ULPI interface– Fully compliant to USB2.0 HS, OTG1.3/OTG2.0 and
ULPI1.1 – External VBUS control– Small package: QFN 32-pin, 5 x 5, 0.5mm pitch
30Cypress CY7C64225 USB -UART Bridge
� ZedBoard function– UART/Terminal via USB– Convenient RS-232 replacement
� Zynq connection on ZedBoard– PS UART1 peripheral (better pin alignment then UART0)– 3.3V device connected to Bank 1, 1.8V
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– 3.3V device connected to Bank 1, 1.8V– TI TXS0102 2-bit bidirectional voltage-level translator– Basic connection requires 2 pins
• Flow control signals available through EMIO on PL Pmod
� Advantages– Inexpensive ($1.20, 1K-piece price)– Small circuit footprint
• No external clock or EEPROM– Persistent driver does not lock COM port on disconnect
31ZedBoard PL Peripherals
� Possible to map select PS peripherals to PL on Extended MIO (EMIO)– Examples
• 2nd Gbit MAC• Non-RGMII PHY• GPIO
– Access unused PS peripherals
2x SPI
2x I2C
2x CAN
Static MemoryControllers
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– Access unused PS peripherals via ZedBoard expansion
• PL Pmods (x4)• PL FMC-LPC
� ZedBoard PL also used for– Video– Audio– Expansion– LEDs/switches/PBs
2x GigEwith DMA
2x USBwith DMA
2x SDIOwith DMA
I/OMUX
2x UART
GPIO
Extended MIO
MIO
32ZedBoard PL Peripherals
� More details coming…– FMC-LPC– Audio Codec– HDMI
� LED, switches, push buttons� VGA� Pmod x4 @ 3.3V
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� Pmod x4 @ 3.3V– 2 with differential signaling
� Inteltronic/Wisechip OLED– Monochrome 128x32
� On-board SMT1 USB-JTAG– High-speed USB– Supported in Xilinx software– Adoptable (Ask FAE for info)
33VITA 57 FPGA Mezzanine Card (FMC)
� ZedBoard function– Industry standard expansion– FMC-LPC exposes 68 single-ended and differential I/O
� Zynq connection on ZedBoard– Two PL Banks, powered by Vadj– Samtec’s SEARAY™ connector (ASP-134603-01)
– Mating connectors determine stack height
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– Mating connectors determine stack height• 8.5mm (ASP-134606-01)• 10mm (ASP-134604-01)
� Advantages– Use off-the shelf FMCs– 100+ FMCs from 30+ companies– Prototype your own design– I/Os for PL or PS EMIO
34ADI ADV7511 HDMI Transmitter
� ZedBoard function– 1080p60 HDMI– 16 bit, YCbCr 4:2:2 mode
� Zynq connection on ZedBoard– PL 3.3V Bank– 25 total I/Os
• 16-bit video, 9-bits for syncs, clock, audio, I2C
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• 16-bit video, 9-bits for syncs, clock, audio, I2C
� Advantages– Video clock frequencies from 25 to 225 MHz – Extended HDMI v1.3/1.4 features– Programmable video modes– Audio support– Automated or programmable color space converter– Linux drivers
35ADI ADAU1761 Stereo Audio Codec
� ZedBoard function– Integrated digital audio processing– Stereo 48 kHz record and playback – Sample rates from 8 kHz to 96 kHz – Digital volume control
� Zynq Connection on ZedBoard
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� Zynq Connection on ZedBoard– PL 3.3V bank– 9 total I/Os
• 4-bit data, 4-bit control, clock
� Advantages– Develop run-time DSP code graphically with
SigmaStudio™
Sigma-Studio
36Analog Devices SigmaStudio™
� Optimize audio for specific acoustics, numerous filters, algorithms, and enhancements available
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37Circuit Protection for ZedBoard
� Objective– Protect I/O against overcurrent, overvoltage,
overtemperature, and ESD
� On-board targets– I/O connectors: USB– Expansion connectors:
FMC, Pmod
Zener diode
PolySwitch PPTC
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FMC, Pmod– Power
� Options from TE Connectivity– OCP/OVP: PolyZen polymer enhanced precision Zener
diode micro-assemblies– OCP/OTP: PolySwitch devices– ESD: Silicon ESD (SESD) protection devices
38Zynq and System Power Estimation
� Estimate worst-case power for devices– Use datasheets for most devices– Zynq – Use the Xilinx Power Estimator (XPE)
• Available at www.xilinx.com/power
� Create system -level power estimate
..
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� ZedBoard’s Power– Zynq power estimate
= 2.2W– Circuit power estimate
= 3.8W– Expansion estimate
= 30W– Total = 36W
39Criteria for ZedBoard Power
� Zynq-7000 EPP specifications– 5% tolerance on all rails for 7020
• 7030 and 7045 require 3% on Vccint
– Power on and off sequencing– Power-on ramp time
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� Low -cost design– Inexpensive components
• Regulator circuits• Combined PS and PL Int and Aux supplies
– Small footprint circuits to reduce board cost– Efficient to reduce effect on source input
40
MAX15021MAX1510
5VVccint (1V @ 1.3A)
Vccoddr (1.5V @ 1.5A)
Maxim ZED Power Block Diagram
Vtt (0.75V @ 1.5A)
MAX8686
12V
5V
12V @ 1A
5V @ 150mA
...
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MAX1983MAX15021
MAX15053
MAX1510
MAX6037A
Vadj (3.3V / 2.5V / 1.8V @ 2A)
Vcco (3.3V @ 3A)
Vccaux (1.8V @ 0.8A)
Vccadc (1.8V @ 150mA)
Vref (1.25V)
41Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
� Designing with ZedBoard
� ZedBoard.org Community Website
42Example Designs Available at Launch
� Introduction to Zynq-7000 EPP Design– Tool flow, processor configuration, download, UART
� Bootloading Procedure with QSPI and SD� Creating a Custom Peripheral in Zynq for ARM
– Showcase the coupling between PS and PL
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between PS and PL� Video with Zynq� Linux
43
DDR Memory
Booting Linux on ZedBoard
U-Boot
� Example of Zynq-7000 EPP booting Linux– BOOT.BIN on SD Card
FSBL
.x6
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BOOT.BIN
Zynq-7000
Boot Medium
ProgrammableLogic
Application Processor
U-Boot
PL Bitstream
FSBL
zImage devicetree.dtb
ramdisk8M.image.gz
44Design Roadmap
� Dual Processor Design– Shared memory space,
debugging� Web Server
– PS w/ Ethernet controls LEDs, PBs on PL
� Measuring Processor and System Performance
� RTOS– uC/OS or FreeRTOS
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45Motor Control Demo
� Field Oriented Control (FOC) Simulation in Simulink� Embedded Coder™ generates C code for motor plant mod el executed on Cortex-A9� HDL Coder™ generates VHDL/Verilog for motor control model executed in PL� Verify Zynq EPP target execution with Simulink via G igabit Ethernet connection
GigabitEthernet
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Ethernet
ZedBoard.org
46Software Defined Radio Kits
� Two SDR kits based on ZedBoard
� X-fest Course: Designing Wireless Communication Systems in Xilinx FPGAs
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www.em.avnet.com/adizynqsdr
www.em.avnet.com/tizynqsdr
477-Inch PCAP Touch Display Kit
� Industrial grade PCAP touch display– Pmod and FMC adapters in design now– 7” LVDS LCD panel– Projected capacitive (PCAP) touch is ideal for harsh
environments• Noise immunity
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• 6 mm glass thickness• Water rejection• Gloved usage
� Adaptable– Parallel and LVDS
display options– I2C touch interface– Low MOQ for production
Price: $499Available: July 2012
48Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
� Designing with ZedBoard
� ZedBoard.org Community Website
49ZedBoard.org
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50ZedBoard.org Getting Started
� Official documentation– Schematics– Layout– Hardware manual
� Tutorials / Reference Designs
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� Tutorials / Reference Designs– Introductory material for beginners– Design examples
• HDL cores• C code
– Advanced archives• Linux, other O/S support to come
51ZedBoard.org Support
� Forum– Help and collaboration
within the community– Help from developers
• Avnet• Digilent
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
• Digilent• Xilinx• Other 3rd Parties
� FAQ– Database of popular
answers
52ZedBoard.org Community Projects
� Download and contribute� Open to all – 3 rd-parties, professionals, students� Possibilities
– Hardware• PL peripherals• Accelerators
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• Accelerators
– Software• Drivers• Applications• Games• Patches• O/S Platforms
53The ZedBoard Kit
� Hardware– ZedBoard– 12V Power Supply– Micro-USB Cable
� Tools– Xilinx ISE 14.1 WebPack
Edition DVD
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
– Xilinx ISE 14.1 WebPackEdition DVD
� Documentation– Getting Started Guide– Hardware User Guide– Board documents– Downloadable tutorials and
reference designsPrice: $395Order: May 2012Shipping: July 2012
54Agenda
� Quick Tour of the ZedBoard PCB
� Xilinx PS Configuration Tool
� Detailed Circuit Descriptions
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
� Designing with ZedBoard
� ZedBoard.org Community Website
� Next Steps
55Next Steps
� Learn more about the Zynq-7000 EPP– Visit www.xilinx.com/zynq
� Purchase a Zynq development kit
ZC702 Evaluation Kitwww.xilinx.com/zc702P/N: EK-Z7-ZC702-CES-G
ZedBoardwww.zedboard.orgP/N: AES-Z7EV-7Z020-G
Zynq Video & Imaging Kitwww.xilinx.com/products/boards-and-kits/DK-Z7-VIDEO-G.htm
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
P/N: EK-Z7-ZC702-CES-GPrice: $895Available: June 2012
P/N: AES-Z7EV-7Z020-GPrice: $395Available: July 2012
and-kits/DK-Z7-VIDEO-G.htmP/N: EK-Z7-VIDEO-CES-GPrice: $1495Available: June 2012
56Next Steps
� See the Zynq demos in the exhibit area– ZedBoard Exhibits: Analog Devices, ARM, Avnet, Cypress,
Maxim, Spansion, TE
– ZC702 Exhibits: Analog Devices, Avnet, Xilinx
� Contact your local Avnet FAE
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
� Contact your local Avnet FAE– Application and architecture reviews– Tools demo
� Attend additional Zynq training courses– Avnet SpeedWay hands-on workshops– Xilinx Authorized Training Partner courses
57Next Steps
� Coming in Fall 2012 - Avnet SpeedWay Workshops– 1-day hands-on Zynq workshops
• Intro to Zynq-7000 EPP• Developing a Linux Application Using Zynq• Software Defined Radio Development Using Zynq• Video and Image Processing Using Zynq
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
– Visit www.em.avnet.com/zynqspeedways
� Xilinx Training Courses– In-depth, multi-day training courses
• Zynq EPP System Architecture• Advanced Features and Techniques of Embedded Systems
Software Design
– Visit www.xilinx.com/training for more details
Follow @avnetxfestTweet this event: #avtxfest www.facebook.com/xfest2012
Thank You
Please Visit the Demo Area
Follow @avnetxfestTweet this event: #avtxfest www.facebook.com/xfest2012
Appendix
60Circuit Protection for ZedBoard
� Common electrical equipment can become dangerous through overcurrent and overvoltage faults
� TE Circuit Protection products help prevent damage to electrical equipment subject to OCP/OVP faults
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
to electrical equipment subject to OCP/OVP faults
� PolySwitch devices help protect against damage caused by OCP surges and overtemperature faults
61Circuit Protection for ZedBoard
Below Melting Point
Below Melting Point
Conductive Pathways
Electrode
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Above Melting Point
Above Melting Point
Cool Down and Shrink
Heat Up and Expand
Conductive Filler
Particles
Insulating Polymer Matrix
62Circuit Protection for ZedBoard
� PolyZen devices are polymer enhanced precision Zener diode micro-assemblies protetcing against OCP/OVP
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
� Silicon ESD (SESD) protection devices help protect electronic circuits against damage from ESD events
63Circuit Protection for ZedBoard
Zener diode
Vout
Thermally Coupled
Vin
GND
PPTC
Zener Diode
PolySwitch PPTC
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
BENEFITS
• Helps shield downstream electronics from overvoltage and reverse bias
• Trip events shut out overvoltage and reverse bias sources
• Analog nature of trip events minimizes upstream inductive spikes
• Helps reduce design costs with single component placement and minimal heat sinking requirements
64ZedBoard High Performance Connectors
• Magnetic devices offer required protection, isolati on and filtering in Ethernet circuitry
• Traditional hand-wound manufacturing faces rising labor costs, scalability and inconsistent performan ce
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
labor costs, scalability and inconsistent performan ce
65ZedBoard High Performance Connectors
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
Traditional magnetics are hand-wound in small batches by large numbers of workers
66ZedBoard High Performance Connectors
• TE introduces PlanarMag – an innovative embedded magnetic automated process that enhances the performance, quality, and reliability of
Copyright © 2012. Avnet, Inc. All rights reserved. Follow @avnetxfest | Tweet this event: #avtxfest
quality, and reliability of electromagnetic components
• ZedBoard uses single port 1G Mag45 connector with integrated PlanarMag product technology• TE 1840808-7
67ZedBoard High Performance Connectors
..
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PlanarMag enhances the performance, quality, and reliability of magnetics by leveraging automated PCB manufacturing processes and inline semi testing
68ZedBoard.org
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