RTC – 4553AC
Page - 21
MQ - 342 - 01
9. External dimensions / Marking layout
9.1. External dimensions
RTC - 4553
( SOP-14pin )
•
External dimensions
•
Recommended soldering pattern
1.27
1.2
0.05
Min.
3.2
±
0.1
0.35
0.6
0.15
0
°
- 10
°
10.1
±
0.2
5.0
7.4
±
0.2
#14
#8
#7
#1
1.4
1.4
5.4
1.27
1.27
×
6 = 7.62
0.7
Unit : mm
9.2. Marking layout
RTC – 4553AC
( SOP-14pin )
Symbol mark
Frequency tolerance
indication
Indication Frequency
tolerance
AC
± 5
×
10
-6
Model identifier
Production lot
R4553 AC
E 1234A
∗
Contents displayed indicate the general markings and display, but are not the standards for the fonts, sizes and positioning.
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