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Barak2 Screening System

FDR

Maxim Birger

March 2011

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System objectives & requirements

ME system concept

Setup view

Top level block diagram

UART connectivity

Power scheme

Power analysis

Mechanics

Open Issues

Timeline

Agenda

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Objectives

Allow Nand Flash memories screening, evaluating and sorting

Allow process target yield to maintain >98.5%

Requirements

Support operation up to 85°C

Support storage up to105°C

Design for production

2

System Objectives & Requirements

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ME System concept

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Setup View

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The initial Phase 1A system will be based on available

PIC boards from ET1/ET2 and cable patches for SSD

UT (optional)

Phase 1B system will be based on PIC Farm Controller

board and cables connection only (optional)

Final system will be based on PIC Farm Controller board

and SSD HUB PCB via Backplane connection

5

Intermediate solutions

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Top Level Block Diagram

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Power Scheme

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UART connectivity

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Reset Scheme

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ID configuration

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Power Analysis

Source Single SSD

consumption

SSD tray

consumption

Single PIC

consumption

PIC Farm

consumption

12V 2A/24W max 20A/240W max - -

5V ~6.7mA ~67mA - -

3.3V - - ~236mA max ~2.36A max

2.85V 8uA 80uA - -

System Power Supplies

Rack Mount FPS1000-12 12V 72A

BUCK DC/DC ISL8204M 5V 4A

BUCK DC/DC ISL8204M 3.3V 4A

LDO TPS73201 3.1V 250mA

LDO TPS73201 2.85V 250mA

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PIC Farm Mechanics

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PIC Farm Layout

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SSD HUB Mechanics

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BP Extender Mechanics

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System Mechanics

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Rack 42U StructureThe Rack structure fits S8 oven.

Floor No. U Equipment

42 Ethenet Switch 24 portsFloor 1 41 Pic Farm x2

40 12V power supply 12V power supply

Floor 2 39 Pic Farm x238 Ethenet Switch 24 ports37 Ethenet Switch 24 ports

Floor 3 36 Pic Farm x235 12V power supply 12V power supply

Floor 4 34 Pic Farm x233 Ethenet Switch 24 ports32 Ethenet Switch 24 ports

Floor 5 31 Pic Farm x230 12V power supply 12V power supply

Floor 6 29 Pic Farm x228 Ethenet Switch 24 ports27 Ethenet Switch 24 ports

Floor 7 26 Pic Farm x225 12V power supply 12V power supply

Floor 8 24 Pic Farm x223 Ethernet Switch 24 ports22 Main Ethernet Switch

21 HP ProLiant DL120 G6 X3430 4GB

20 17" Rack LCD Console

19 Ethenet Switch 24 portsFloor 9 18 Pic Farm x2

17 12V power supply 12V power supply

Floor 10 16 Pic Farm x215 Ethenet Switch 24 ports14 Ethenet Switch 24 ports

Floor 11 13 Pic Farm x212 12V power supply 12V power supply

Floor 12 11 Pic Farm x210 Ethenet Switch 24 ports9 Ethenet Switch 24 ports

Floor 13 8 Pic Farm x27 12V power supply 12V power supply

Floor 14 6 Pic Farm x25 Ethenet Switch 24 ports4 Free slots3 Optional Floor 1521

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Cost

Backplane connectors L/T ~8 weeks

18

Open Issues

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Timeline

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Thank you!