Legacy PROM Lifetest Data (7/03)

Accelerated Life Test Data
UTMC PROM FIT Rate
Summary (W/ PPC)
Test Units (w/ PPC II)
64K PROM (WO7430)
64K PROM (WO7430)
64K PROM (WO7430)
64K PROM (WO7430)
64K PROM (WO7430)
Lot
Number
QS52561
QS52561
QS52561
QS52561
QS52561
AS20605
AS20606
AS22622
AS20605
256K PROM (0NYD)
AS20606
AS22622
AS20605
256K PROM (0NYD)
AS20606
AS22622
AS20605
256K PROM (0NYD)
AS20606
AS22622
AS20605
256K PROM (0NYD)
AS20606
AS22622
64K PROM (0NVXCGPC) AS13627
64K PROM (0NHK)
AS13627
AS19696
256K PROM (0NVPRS)
AS22633
AS20605
256K PROM (0NYD)
AS20606
AS22622
64K PROM (WO7430)
QS52561
AS20605
256K PROM (0NYD)
AS20606
AS22622
256K PROM
W07618
256K PROM
W07618
256K PROM (0NYD)
Units
114
114
136
136
Life Test Cummulative
64K PROM
Device Hours
Device Hours Bit Failures
Life Test
Hours at
(55C equivalent)
(Equivalent)
150C Hours at 150C
500.9
500
11968.74
1.36E+06
0
562.2
1063.1
13433.47
1.53E+06
0
504.1
1567.2
12045.20
1.64E+06
0
516.7
2083.9
12346.27
1.68E+06
0
136
1024.4
3108.3
24477.49
3.33E+06
1
161
258.1
258.1
6167.16
3.97E+06
0
161
279.8
537.9
6685.67
4.31E+06
0
138
518.1
1056
12379.72
6.83E+06
1
160
690.9
1746.9
16508.68
1.06E+07
0
160
211.8
1958.7
5060.85
3.24E+06
0
23
22
500.2
584.3
500.2
584.3
11952.01
13961.54
2.75E+05
3.07E+05
0
0
24
501.8
501.8
11990.24
1.15E+06
0
166
3371.8
6916.8
80567.35
5.35E+07
0
135
2636.4
5744.7
62995.36
8.50E+06
0
166
5173.7
12090.5
123622.79
8.21E+07
0
90
89
1082.2
3075.8
1082.2
4158
25858.59
73494.59
9.31E+06
2.62E+07
1
0
525515.72
2.20E+08
3
MTTF
8,356 years
FIT (MLE)
14
MTTF
60% LCL
6,004 years
FIT 60% UCL
19
Reliability Over
Reliability Over
15 Years
15 Years
MLE
60% LCL
MTTF
2,089
MTTF
1,501
60% LCL
Reliability Over
Reliability Over
years
years
FIT (MLE)
FIT 60% UCL
15 Years
15 Years
MLE
60% LCL
99.82%
99.75%
256K PROM FIT Rate
Summary (W/ PPC II)
Benedetto 7/23/99
*bin 14, noisy outputs,
unrelated to antifuse
*bin12, antifuse failure
Total
64K PROM FIT Rate
Summary (W/ PPC II)
Comments
55
76
99.28%
99.01%