5027 series
Table 1. Version and trimming fuses
(for fundamental oscillator)
Trimming fuse number
*1
Version
F1
5027
×
1
5027
×
2
5027
×
3
5027
×
4
5027
×
5
5027
×
6
5027
×
7
5027
×
P
5027
×
Q
5027
×
R
5027
×
S
5027
×
T
5027
×V
5027×W
–
×
–
×
–
×
–
–
×
–
×
–
×
–
F2
–
–
×
×
–
–
×
–
–
×
×
–
–
×
F3
–
–
–
–
×
×
×
–
–
–
–
×
×
×
F4
–
–
–
–
–
–
–
×
×
×
×
×
×
×
F5
–
–
–
–
–
–
–
×
×
×
×
×
×
×
I
5027×1 trimming fuses (untrimmed)
I
5027×2 trimming fuses (F1 link trimmed)
I
5027×3 trimming fuses (F2 link trimmed)
I
5027×4 trimming fuses (F1 and F2 links trimmed)
*1. –: untrimmed,
×
: trimmed, F6 to F9 not used
: trimmed device
Table 2. Version and trimming fuses (for 3rd overtone oscillator)
Version
5027×A
5027×B
5027×C
5027×D
*1. –: untrimmed,
×:
trimmed
Recommended oscillation
frequency range [MHz]
40 to 50
50 to 65
65 to 85
85 to 110
Trimming fuse number
*1
F1
–
–
×
–
F2
–
×
×
×
F3
–
–
–
×
F4
–
–
–
×
F5
–
–
×
×
F6
–
–
–
–
F7
×
–
×
×
F8
×
×
–
–
F9
×
×
×
×
SEIKO NPC CORPORATION —5