CYRS1543AV18
CYRS1545AV18
Manufacturing Flow
Step
Screen
Method
Requirement
1
2
3
4
5
6
7
8
9
Wafer lot acceptance test
Internal visual
TM 5007
2010, Condition A
100%
100%
100%
100%
Serialization
Temperature cycling
Constant acceleration
1010, Condition C, 50 cycles minimum
2001, YI orientation only
Condition TBD (package in design)
2020 Condition A
Particle impact noise detection (PIND)
Radiographic (X-Ray)
100%
2012, one view (Y-1 orientation) only
In accordance with applicable Cypress specification
1015, Condition D
Pre burn in electrical parameters
100%
100%
10 Dynamic burn in
240 hours at 125 °C or 120 hours at 150 °C minimum
11 Interim (Post dynamic burn in) electricals
12 Static burn in
In accordance with applicable Cypress device specifications
100%
100%
1015, Condition C, 72 hours at 150 °C or 144 hours at 125 °C
minimum
13 Interim (post static burn in) electricals
In accordance with applicable Cypress device specifications
5% overall, 3% functional parameters at 25 °C
100%
14 Percentage defective allowable (PDA)
calculation
All lots
15 Final electrical test
a. Static tests
In accordance with applicable Cypress device specifications
100%
(1) 25 °C
5005, Table I, Subgroup 1
5005, Table I, Subgroup 2, 3
(2) –55 °C and +125 °C
b. Functional tests
(1) 25 C
5005, Table I, Subgroup 7
5005, Table I, Subgroup 8a, 8b
5005, Table I, Subgroup 9
1014
(2) –55 °C and +125 °C
c. Switching test at 25 °C
16 Seal (fine and gross leak test)
17 External visual
18 Wafer lot specific life test (Group C)
100%
100%
2009
Mil-PRF 38535, Appendix B, section B.4.2.c
All wafer lots
Radiation Hardened Design
Neutron Soft Error Immunity
The single event latch up (SEL) immunity is improved by a
radiation hardened design technique developed by Cypress
called RadStop. This design mitigation technique allows the SEL
performance to achieve radiation hard performance levels.
Test
Conditions
Parameter Description
Typ Max* Unit
LSBU
LMBU
SEL
Logical
single-bit
upsets
25 °C
25 °C
320 368 FIT/
Mb
Logical
multi-bit
upsets
0
0
0.01 FIT/
Mb
Single event
latch up
125 °C
0.1
FIT/
Dev
* No LMBU or SEL events occurred during testing; this column represents a
2
statistical , 95% confidence limit calculation. For more details refer to
Application Note AN54908 “Accelerated Neutron SER Testing and Calculation of
Terrestrial Failure Rates”
Document Number: 001-60007 Rev. *N
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