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RTC - 4543 SA/SB
Page - 10 MQ - 252 - 03
9. External Dimensions
RTC - 4543 SA
( SOP-14pin )
10.1
±
0.2
5.0 7.4
±
0.2
1.27 1.2
0.05
Min.
3.2
±
0.1
0.35
0.6
0.15
0 - 10
°
∗
The cylinder of the crystal oscillator can be seen in this area ( front ),
but it has no affect on the performance of the device.
RTC - 4543 SB
( SOP-18pin )
7.8
±
0.2
5.4
11.4
±
0.2
1.27 0.4
1.8 2.0
0.12
0.1
Max.
0 Min.
0.15
0.6
±
0.2
0 - 10
10. Layout of Package Markings
RTC - 4543 SA
( SOP-14pin )
R4543
E 1234A
Model
Manufacturing
Lot
B
Frequency
torerance
RTC - 4543 SB
( SOP-18pin )
R4543
E
1234A
Model
Manufacturing
Lot
B
Frequency
tolerance
Note :
The markings and their positions as pictured above are only approximations.
These illustrations do not define the details of the style, size, and position of the characters marked on the packages.