AT-TINY12 Datasheet, PDF (5/6 Pages) ATMEL Corporation – 121°C/15PSG PRESSSURE POT TEST

PAGE 5 OF 6
AT-TINY12/12L
PLASTIC PACKAGE
150°C RETENTION BAKE
LOT
NUMBER
DATE
CODE
SAMPLE
SIZE
9B0218
0B3356-2
0C1852-2
2G7550A
2G7691-1
9B0017 300
0B0044 100
0C0045 100
2G0241 100
2G0241 100
TOTAL CKT
HRS (K)
300.0
100.0
100.0
100.0
100.0
NUMBER OF FAILURES
AT INDICATED HOURS
(168) (500) (1000)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
TOTAL DEVICE HOURS
BEST ESTIMATE
50°C AMBIENT
CONFIDENCE ESTIMATE
FAILURE RATE
700,000 DEVICE HOURS
λ
= 0.09% PER 1,000 HOURS
EXTRAPOLATION TO 50°C VIA ARRHENNIUS
EQUATION AND ACTIVATION ENERGY OF
0.5eV
λ
= 0.001% PER 1,000 HOURS (14 FITS)
λ
60 = 0.002% PER 1,000 HOURS
60% CONFIDENCE (19 FITS)
λ
90 = 0.005% PER 1,000 HOURS
90% CONFIDENCE (47 FITS)