designing for the next smart device · challenges of designing for wearables wearable glass, ~800mm...

Designing for the

Next Smart Device

JEDEC at CES 2014Copyright© 2014

Elad Baram

January 9, 2014

Director, Product Marketing, Mobile & Connected Solutions, SanDisk

Next Smart Device

Forward-Looking Statements. During our meeting today, we may make forward-looking statements. Any

statement that refers to expectations or other characterizations of future events or circumstances is a

forward-looking statement, including those relating to market growth, industry trends, future products,

product capabilities and specifications, and product and technology development. Actual results may

differ materially from those expressed in the forward-looking statements due to factors detailed under

the caption “Risk Factors” and elsewhere in documents SanDisk files from time-to-time with the SEC,

2

the caption “Risk Factors” and elsewhere in documents SanDisk files from time-to-time with the SEC,

including our annual and quarterly reports. SanDisk undertakes no obligation to update these forward-

looking statements, which speak only as of the date hereof.”

Wearable Devices

What is the Market Opportunity?

3

What is a Wearable Device?

Health & Fitness Monitors Wearable Camera Smart Watch Devices Wearable Computer

FitBit

Nike

Pebble Sony

Looxie

Zeal

Google Glass

4

Jawbone

Recon Jet

Motorola Qualcomm

Go Pro

Fitness

2013

Growth Segments—Smartwatches and Smartglasses

90%

8%2%

5

Smartglasses and

WatchesOther (Jewelry)

Source: Strategy Analytics. 9/13Mix of Units Shipped

Fitness

2017

Growth Segments—Smartwatches and Smartglasses

60%

15%25%

6

Fitness

Smartglasses and

Watches

Other (Jewelry)

Source: Strategy Analytics. 9/13Mix of Units Shipped

Sto

rag

e (

PB

)

800

1,000

1,200

1,400

1,600

Embedded Storage Growth in Wearables

7

Source: SanDisk Marketing

Sto

rag

e (

PB

)

-

200

400

600

2013 2014 2015 2016 2017

Total wearables

Wearables Will Drive Innovation

8

Product innovation will improve adjacent markets

3.5% 27.4%

App Development Will Drive AdoptionD

eve

lop

ers

9

Copyright 2013 Strategy Analytics, Inc.

De

velo

pe

rs

Wearable Apps Create New Use Cases

21 WATTS

10

21mph

NE CALS

WATTS

DISTANCE: 5 MILES 300

Video Capture Performance Requirements

8

10

12

14

16

Video Recording

11

0

2

4

6

8

VGA HD (720p) HD (1080p) HD (1080p

@60fps)

UltraHD

Source: SanDisk 1/14

MB

/se

c

Video and Apps Will Drive Capacity

20

25

30

35

40

45

GB

12

0

5

10

15

2013 2014 2015 2016

Smartwatch WearableGlass

Source: SanDisk 1/14

Flagship Smartphone

~6000 mm2

Challenges of Designing for Wearables

Wearable Glass, ~800mm2

Watch,

500mm2

13

Sources: phone – iFix

Glasses – catwig.com

Packaging Technology Ramp—Sub 100mm2

1Y

14 x 18mmmm

2

250

300

200

150

1Z

14

(90mm2)

20152011

12 x 16mm

11.5 x 13mm

Source: SanDisk 1/14

0

100

50

150

9 x 13mm

or 11 x 10

Lowering Z Height

101 um

15

� Wearable will require thinner solutions

� Die thinning and substrate thinning are nearing the technology limits

– Negative reliability effects, thermo-mechanical stress challenges

Source: SanDisk 1/14

Low Profile Package Considerations

Mold BodyiNAND PACKAGE CONSTRUCTION

Package

Height Substrate

Solder ball

Current JEDEC BGA

(Per MO-276)

0.22+/-0.05mm

16

Reduced Stand-off by using

Smaller Solder Ball (MO-276 REVISION NEEDED)

STUDY IMPACT TO BLR

LGA (no Solder Ball)(Customer may need Under-

Fill for BLR)

LGA may need new PAD-OUT

(non-fine pitch)

Current JEDEC BGA

(Per MO-276)

Very Low Power at All Times

-

1,000

2,000

3,000

Smartphone 3 Smartphone 2 Smartphone 1 Wearable

Computer

(Glasses)

Smartwatch

Battery (mAh)

17

� Standby and leakage current is critical

� Need to consume low mA at all times

(Glasses)

Smartphone 3 Smartphone 2

Smartphone 1 Wearable Computer (Glasses)

Smartwatch

Source: SanDisk 1/14

Summary

� Drive Sub 100mm2 packages, leveraging 1Znm

technologies

� Make the right power / performance design tradeoffs– Leverage eMMC power advantages in sleep modes

– Enjoy the power efficiency in the relevant performance envelop

18

– Enjoy the power efficiency in the relevant performance envelop

� Small form-factor, ultra low-power requirements for

wearable devices will fuel innovation into other market

segments

Thank You!

19