
NEC Electronics Inc.
Roseville Manufacturing
8
Table 4. Other Life Test Summaries (HTSL, HHSL, T/H)
This table summarizes the reliability test results of the different process types during 150
°
C/175
°
C/200
°
C storage and
85
°
C/85% RH storage and bias tests. The data is summarized for the current period of available data and for past periods
of cumulative data.
HTSL Failures
Process
Process
Hours
Type
Period
Qty
168
500
1000
μPD7720AC
(28-pin DIP)
(cumulative)
NMOS-4 Total
Jan 88– Mar 99
(cumulative)
μPD77C20AC
(28-pin DIP)
(cumulative)
μPD77C25C
(28-pin DIP)
(cumulative)
μPD70108C
(40-pin DIP)
(cumulative)
μPD70116C
(40-pin QFP)
(cumulative)
μPD7503A
(64-pin QFP)
(cumulative)
μPD75304
(80-pin QFP)
(cumulative)
μPD75306
(80-pin QFP)
(cumulative)
μPD75308
(80-pin QFP)
(cumulative)
μPD75312
(80-pin QFP)
(cumulative)
μPD75316
(80-pin QFP)
(cumulative)
μPD17010
(80-pin QFP)
(cumulative)
μPD78C10
(80-pin QFP)
(cumulative)
μPD75216
(80-pin QFP)
(cumulative)
μPD75308
(80-pin QFP)
(cumulative)
CMOS-4 Total
Jan 90– Mar 99
(cumulative)
μPD70208
(68-pin PLCC)
(cumulative)
μPD70216
(68-pin PLCC)
(cumulative)
μPD70320
(84-pin PLCC)
(cumulative)
μPD70325
(84-pin PLCC)
(cumulative)
μPD70335
(84-pin PLCC)
(cumulative)
CMOS-5 Total
Jul 88– Mar 99
(cumulative)
μPD78352
(64-pin LQFP)
(cumulative)
HHSL Failures
Hours
500
-
T/H Failures
Hours
500
0
Qty
0
168
-
1000
-
Qty
448
168
0
1000
0
Jan 88– Mar 99
380
0
0
0
380
0
0
0
0
-
-
-
448
0
0
0
Jul 88– Mar 99
360
0
0
0
0
-
-
-
432
0
0
0
Jul 90– Mar 99
80
0
0
0
0
-
-
-
96
0
0
0
Jan 90– Mar 99
20
0
0
0
0
-
-
-
24
0
0
0
Jul 88– Mar 99
100
0
0
0
0
-
-
-
120
0
0
0
Jul 90– Mar 99
180
0
0
0
0
-
-
-
216
0
0
0
Jan 90– Mar 99
324
0
0
0
0
-
-
-
380
0
0
2
Jul 88– Mar 99
80
0
0
0
0
-
-
-
96
0
0
0
Jul 90– Mar 99
300
0
0
0
0
-
-
-
384
0
0
0
Jan 90– Mar 99
260
0
0
0
1
-
-
-
312
0
0
1
Jul 88– Mar 99
500
0
0
1
0
-
-
-
520
0
1
0
Jul 90– Mar 99
40
0
0
0
0
-
-
-
72
0
0
0
Jan 90– Mar 99
0
-
-
-
0
-
-
-
204
0
0
0
Jul 88– Mar 99
0
-
-
-
0
-
-
-
260
0
0
0
Jul 90– Mar 99
0
-
-
-
0
-
-
-
220
0
0
0
2244
0
0
1
0
-
-
-
3336
0
1
4
Jul 88– Mar 99
604
0
0
0
0
-
-
-
620
0
0
0
Jul 90– Mar 99
804
0
0
0
0
-
-
-
912
0
0
0
Jan 90– Mar 99
476
0
0
0
0
-
-
-
528
0
0
0
Jul 88– Mar 99
584
0
0
0
0
-
-
-
692
0
0
0
Jul 90– Mar 99
516
0
0
0
0
-
-
-
528
0
0
0
2984
0
0
0
0
-
-
-
3280
0
0
0
Jul 90– Mar 99
0
-
-
-
0
-
-
-
192
0
0
0