UM488 Datasheet, PDF (13/17 Pages) Union Semiconductor, Inc. – ±15kV ESD-Protected, Fail-Safe, Slew-Rate-Limited RS-422

Package Information
Outline Drawing
UM488/UM491
UM488EESA SOP8
Symbol
A
A1
A2
b
c
D
E
E1
e
L
θ
DIMENSIONS
MILLIMETERS
INCHES
Min Max Min Max
1.350 1.750 0.053 0.069
0.100 0.250 0.004 0.010
1.350 1.550 0.053 0.061
0.33 0.51 0.013 0.020
0.170 0.250 0.006 0.010
4.700 5.100 0.185 0.200
3.800 4.000 0.150 0.157
5.800 6.200 0.228 0.244
1.270 (BSC)
0.050 (BSC)
0.400 1.270 0.016 0.050
0°
8°
0°
8°
Land Pattern
Tape and Reel Orientation
NOTES:
1. Compound dimension: 4.90×3.90；
2. Unit: mm;
3. General tolerance ±0.05mm unless otherwise
specified;
4. The layout is just for reference.
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http://www.union-ic.com Rev.04 Aug.2013
13/17