PACKAGE MATERIALS INFORMATION
www.ti.com
19-Mar-2008
*All dimensions are nominal
Device
Package Type Package Drawing Pins
SPQ
Length (mm) Width (mm) Height (mm)
SN74ALS157ADR
SN74ALS157ANSR
SN74ALS158DR
SN74ALS158NSR
SN74AS157DR
SOIC
SO
D
NS
D
16
16
16
16
16
16
16
16
2500
2000
2500
2000
2500
2000
2500
2000
333.2
346.0
333.2
346.0
333.2
346.0
333.2
346.0
345.9
346.0
345.9
346.0
345.9
346.0
345.9
346.0
28.6
33.0
28.6
33.0
28.6
33.0
28.6
33.0
SOIC
SO
NS
D
SOIC
SO
SN74AS157NSR
SN74AS158DR
NS
D
SOIC
SO
SN74AS158NSR
NS
Pack Materials-Page 2