View detail for AT27BV512 Reliability Qualification Report

PAGE 1 OF 5
ATMEL CORPORATION
Tel:(408)441-0311
Fax:(408)436-4200
AT-27BV512 CMOS EPROM RELIABILITY DATA*
-125°C OPERATING LIFE TEST (PLASTIC)
-150°C RETENTION BAKE (PLASTIC)
-15 PSIG PRESSURE POT
-EXTENDED TEMPERATURE CYCLE
JULY 2003
2325 Orchard Parkway San Jose CA. 95131
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AT-27BV512
PLASTIC PACKAGE
125°C DYNAMIC OPERATING LIFE TEST
LOT
NUMBER
DATE
CODE
SAMPLE
SIZE
TOTAL
CKT-HRS(K)
248
NUMBER
OF FAILS
7D3370-2
7D9812
248.0
0
8D0946-3
8D9901
100
100.0
0
2H1980A
2H0245
100
100.0
0
FAILURE RATE
TOTAL DEVICE HOURS
BEST ESTIMATE
448,000 DEVICE HOURS
λ
50°C AMBIENT
λ
CONFIDENCE ESTIMATE
λ
λ
= 0.2% PER 1,000 HOURS
EXTRAPOLATION TO 50°C VIA
ARRHENNIUS EQUATION AND
ACTIVATION ENERGY OF 0.5eV
= 0.005% PER 1,000 HOURS (53
FITS)
60 = 0.007% PER 1,000 HOURS
60% CONFIDENCE (70 FITS)
90 = 0.01% PER 1,000 HOURS
90% CONFIDENCE (174 FITS)
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AT-27BV512
PLASTIC PACKAGE
150°C RETENTION BAKE
LOT
FAILURES
NUMBER
HOURS
DATE
PKG
SAMPLE
CODE
TYPE
NUMBER OF
SIZE
AT INDICATED
(168)
(500)
0
0
(1000)
7D3370-2
7D9812
32 PLCC
250
0
8D0946-3
8D9901
28 TSOP
99
0
0
0
2E0387
2E0210
32 PLCC
50
0
0
0
2H1980A
2H0245
32 PLCC
50
0
0
0
FAILURE RATE
TOTAL DEVICE HOURS
449,000 DEVICE HOURS
BEST ESTIMATE
λ= 0.2% PER 1,000 HOURS
50°C AMBIENT
EXTRAPOLATION TO 50°C VIA ARRHENNIUS
EQUATION AND ACTIVATION ENERGY OF
0.5eV
λ= 0.002% PER 1,000 HOURS (22 FITS)
CONFIDENCE ESTIMATE
λ 60 = 0.003% PER 1,000 HOURS
60% CONFIDENCE (29 FITS)
λ 90 = 0.007% PER 1,000 HOURS
90% CONFIDENCE (73 FITS)
PAGE 4 OF 5
AT-27BV512
PLASTIC PACKAGE
PRESSURE POT TEST
DATE
CODE
PACKAGE
TYPE
SAMPLE
SIZE
NUMBER OF FAILURES
AT INDICATED HOURS
(24)
(48)
(72) (96)
7D9812
32 PLCC
100
0
0
0
0
8A9835
28 TSOP
99
0
0
0
0
8D9901
28 TSOP
50
0
0
0
0
2E0210
32 PLCC
50
0
0
0
0
2H0245
32 PLCC
50
0
0
0
0
PAGE 5 OF 5
AT-27BV512
PLASTIC PACKAGE
EXTENDED TEMPERATURE CYCLING
-65°C to +150°C PLCC/TSOP/SOIC/PDIP
-55°C to +125°C CBGA
DATE
CODE
PKG
TYPE
SAMPLE
SIZE
100
NUMBER
OF CYCLES
NUMBER
OF FAILURES
7D9812
32 PLCC
1000
0
8A9835
28 TSOP
100
1000
0
2H0245
32 PLCC
50
1000
0