Datasheet

*All dimensions are nominal
Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm)
SN74HC640DWR SOIC DW 20 2000 367.0 367.0 45.0
SN74HC640NSR SO NS 20 2000 367.0 367.0 45.0
SN74HC640PWR TSSOP PW 20 2000 367.0 367.0 38.0
SN74HC640PWT TSSOP PW 20 250 367.0 367.0 38.0
PACKAGE MATERIALS INFORMATION
www.ti.com 14-Jul-2012
Pack Materials-Page 2