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SI8900 Datasheet, PDF (29/32 Pages) Silicon Laboratories – ISOLATED MONITORING ADC
11. Top Marking: 16-Pin Wide Body SOIC
11.1. Si8900/1/2 Top Marking
Si8900/1/2
Si890XY
YYWWRTTTTT
e4
TW
11.2. Top Marking Explanation
Line 1 Marking:
Line 2 Marking:
Line 3 Marking:
Si890 = Isolator product series
Base Part Number
X = Serial Port
Ordering Options
0 = UART
1 = I2C
(See Ordering Guide for more
2 = SPI
information).
Y = Insulation rating
B = 2.5 kV; D = 5.0 kV
YY = Year
WW = Workweek
Assigned by assembly subcontractor. Corresponds to the
year and workweek of the mold date.
RTTTTT = Mfg Code
Manufacturing code from assembly house
“R” indicates revision
Circle = 1.7 mm Diameter
(Center-Justified)
“e4” Pb-Free Symbol
Country of Origin ISO Code
Abbreviation
TW = Taiwan
Rev. 1.1
29