Epson RX-4803SA/LC Applications Manual page 32

Real time clock module
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RX - 4803 SA / LC
9.2. RX − 4803 LC
9.2.1. External dimensions
RX − 4803 LC
( VSOJ − 20pin )
• External dimensions
± 0.2
3.7
# 12
# 7
# 1
# 6
0.5
0.22
The cylinder of the liquid crystal oscillator can be seen in this area ( back and front ),
but it has no affect on the performance of the device.
9.2.2. Marking layout
RX − 4803 LC
( VSOJ − 20pin )
Logo
#1 Pin Mark
∗ Contents displayed indicate the general markings and display, but are not the standards for the fonts, sizes and positioning.
0.1
0.08 M
0.08
E 4803 A
A123B
Page - 29
• Recommended soldering pattern
0.5
UA : A
Type
Frequency
UB : Blank
Stability
UC : C
AA : W
Production lot
2.5
0.27
2.77
Unit : mm
ETM33E-04

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