Si8440/41/42/45
10. Top Marking: 16-Pin Wide Body SOIC
10.1. 16-Pin Wide Body SOIC Top Marking
Si84XYSV
YYWWTTTTTT
e3
TW
10.2. Top Marking Explanation
Line 1 Marking:
Base Part Number
Ordering Options
Si84 = Isolator product series
XY = Channel Configuration
X = # of data channels (4, 3, 2, 1)
Y = # of reverse channels (2, 1, 0)*
S = Speed Grade
A = 1 Mbps; B = 150 Mbps
V = Insulation rating
(See Ordering Guide for more
information).
A = 1 kV; B = 2.5 kV
Line 2 Marking:
Line 3 Marking:
YY = Year
WW = Workweek
Assigned by Assembly House. Corresponds to the year
and workweek of the mold date.
TTTTTT = Mfg Code
Manufacturing Code from Assembly House
“e3” Pb-Free Symbol
Circle = 1.5 mm Diameter
(Center-Justified)
Country of Origin ISO Code
Abbreviation
TW = Taiwan
*Note: Si8445 has 0 reverse channels.
34
Rev. 1.5
SILICONIMAGE [ Silicon image ]
