sx150x_89b-datasheet

ADVANCED COMMUNICATIONS & SENSING
Rev 4 – 26
th
April 2011 33 www.semtech.com
SX1508B/SX1509B
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
7 P ACKAGING I NFORMATION
7.1 QFN-UT 20-pin Outline Drawing
QFN-UT 20-pin, 3 x 3 mm, 0.4 mm pitch
Figure 21 - QFN-UT 20-pin Outline Drawing
7.2 QFN-UT 20-pin Land Pattern
Figure 22 - QFN-UT 20-pin Land Pattern