Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.
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Transcript of Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.
![Page 1: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/1.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
CH
AP
TE
R 1
0
![Page 2: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/2.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Master Figure
![Page 3: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/3.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.1
WLSOP
Build-up wiring and embedded components
Interconnections &.
Assembly
3D stacking &Silicon through Vias
Lead-free solders/UBM/Barriers
Copper Bumps
Through Silicon Vias
Silicon Thinning
Nano interconnections
Wiringand Redistribution
Stress relief structures
Test and burn-in
Self-assembly
Embedded components Wafer to Wafer Bonding
![Page 4: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/4.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Rel
ativ
e C
omp
onen
ts/c
m2
1980 1990 2000
BGA
ConventionalCSP
Wafer Level CSP
1970 20101960
Compliant WLP
Nano WLP (CNT, Cu)
QFP
Flip Chip to Board with Underfill
Flip Chip on Board
SIPI/O
per cm
2
100
1,000
10,000
1000,000
DIP
First Flip Chip (IBM)
Cu-Cu
Stress BuffersRedistribution
WLP
WLS
IP
WLS
OP
100,000
Rel
ativ
e C
omp
onen
ts/c
m2
1980 1990 2000
BGABGA
ConventionalCSP
Wafer Level CSP
1970 20101960
Compliant WLP
Nano WLP (CNT, Cu)
QFP
Flip Chip to Board with Underfill
Flip Chip on Board
SIPI/O
per cm
2
100
1,000
10,000
1000,000
DIPDIP
First Flip Chip (IBM)First Flip Chip (IBM)
Cu-Cu
Stress BuffersRedistribution
WLP
WLS
IP
WLS
OP
100,000
Fig. 10.2
![Page 5: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/5.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.3
Wafer Level Package
DicingDicing
WaferWafer
WaferWafer Packaged ICPackaged IC
Packaged ICPackaged ICPackagingPackagingPackaging
Conventional Packaging and Assembly
WLP Potential
• 10 – 50 x Size Reduction
• 10 x Cost Reduction
• Better Electrical Performance
• Acceptable Mechanical Performance
(B)
(A)
![Page 6: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/6.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Figs. 10.4 a, b
(a) (b)
![Page 7: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/7.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.5
![Page 8: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/8.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Cu Surface Treatment CVD Dielectric
Via Lithography and Etch
Line Lithography and Etch, TaN barrier
Cu CMP
TaN Clean
Post CMP Clean
Cu Electrofill and Anneal
PVD Cu Seed
Fig. 10.6
![Page 9: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/9.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.7
![Page 10: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/10.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.8
Transmission line
Resistor
Capacitor
Double layer inductor coil
Single layer coil
SILICON
BEOL
SILICON
BEOL
Transmission line
Resistor
Capacitor
Double layer inductor coil
Single layer coil
SILICON
BEOL
SILICON
BEOL
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.9
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.10
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.11
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.12
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.13
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.14
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.15R
esis
tanc
e (m
),
Cap
acita
nce
(fF
), In
duct
ance
(pH
)
![Page 18: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/18.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.16
Lead-Free with Underfill
Compliant Interconnection
Copper Pillar Nano
Interconnection
(Cu,CNT)
50-100 micron pitch>100 micron pitch <1micron pitch
Bonding layer
Cu-Cu TSV Bonding
1-20 micron pitch
Lead-Free with Underfill
Compliant Interconnection
Copper Pillar Nano
Interconnection
(Cu,CNT)
50-100 micron pitch>100 micron pitch <1micron pitch
Bonding layer
Cu-Cu TSV Bonding
1-20 micron pitch
![Page 19: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/19.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.17
![Page 20: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/20.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.18
![Page 21: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/21.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.19
![Page 22: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/22.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.20
Substrate
Si Chip
Substrate
Si Chip
Critical failure site - strain concentration
Failure sites – no strain concentration
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.21
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.22
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.23
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.24
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.25
![Page 28: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/28.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.26
Stress Compensation Layer
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.27
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.28
![Page 31: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/31.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.29
0
5
10
15
20
25
30
Cr/thin Cu Al/Ni(V)/Cu Thick Cu Thick Ni Cu/Thick Ni
UBM
Cu
rren
t C
row
din
g R
atio
![Page 32: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/32.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Figs. 10.30 a, b, c
(a) (b)
(c)
![Page 33: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/33.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 31
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.32
Current Density
Additives
Conc.of noble nutal
% A
g or
% C
u in
side
Sn
![Page 35: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/35.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig 10.33
Current crowding at solder
Less current crowding at solder
Passivation
UBM
Al trace
![Page 36: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/36.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.34
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.35
STUD BUMPIN
G COST
0
50
100
150,000 300,000
BUMPS PER WAFER
PR
ICE
PE
R B
UM
PE
D W
AF
ER
A
B
C
A:Electroless Ni- Immersion Au
B:Solder Plating
C:Gold Plating
![Page 38: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/38.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Figs. 10.36 a, b
(a)
(b)
![Page 39: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/39.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.37
![Page 40: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/40.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.38
![Page 41: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/41.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.39
![Page 42: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/42.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.40
![Page 43: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/43.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.41
10-6
10-5
10-4
10-3
10 100
– Measure of stress intensity at crack tip (MPa √m)
Cra
ck g
row
thra
te (
mm
/cyc
le)
Nano Cu
Micro Cu
10-6
10-5
10-4
10-3
10 100
– Measure of stress intensity at crack tip (MPa √m)
Cra
ck g
row
thra
te (
mm
/cyc
le)
Nano Cu
Micro Cu
![Page 44: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/44.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.42
0
150
300
450
0.5 x104
umber of Cycles
Str
ess
Am
plitu
de
(MP
a)
Nano Cu
Micro Cu
2.0x1071.0 x 106
Finegrain Cu
0
150
300
450
0.5 x104
umber of Cycles
Str
ess
Am
plitu
de
(MP
a)
Nano Cu
Micro Cu
2.0x1071.0 x 106
Finegrain Cu
![Page 45: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/45.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.43
Anisotropic Conductive Adhesive Isotropic Conductive AdhesiveAnisotropic Conductive Adhesive Isotropic Conductive Adhesive
![Page 46: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/46.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.44
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.45
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.46
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.47
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Si
CNT
Substrate
Solder
UBM
Substrate
Substrate
Flip and reflow
Remove Si for CNT transfer
Sputter metal
Si
Substrate
Fig. 10.48
![Page 51: Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008 CHAPTER 10.](https://reader035.fdocuments.net/reader035/viewer/2022062314/56649e3b5503460f94b2d4ae/html5/thumbnails/51.jpg)
Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.49
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.50
WLSOP for Wafer Stacking
Wafer ThinningThrough Silicon Vias Wafer BondingEmbedded Thin Si
Actives
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.51
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.52
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig 10.53
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.54
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.55
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Introduction to SYSTEM-ON-PACKAGE(SOP) Miniaturization of the Entire System © 2008
Fig. 10.56