LT1638/LT1639 ORDER INFORMATIONLEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONSPECIFIED TEMPERATURE RANGE LT1638CMS8#PBF LT1638CMS8#TRPBF LTCY 8-Lead Plastic MSOP –40°C to 85°C LT1638IMS8#PBF LT1638IMS8#TRPBF LTCY 8-Lead Plastic MSOP –40°C to 85°C LT1638CDD#PBF LT1638CDD#TRPBF LAAL 8-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT1638IDD#PBF LT1638IDD#TRPBF LAAL 8-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LT1638CN8#PBF LT1638CN8#TRPBF LT1638CN8 8-Lead PDIP –40°C to 85°C LT1638IN8#PBF LT1638IN8#TRPBF LT1638IN8 8-Lead PDIP –40°C to 85°C LT1638CS8#PBF LT1638CS8#TRPBF 1638 8-Lead Plastic SO –40°C to 85°C LT1638IS8#PBF LT1638IS8#TRPBF 1638I 8-Lead Plastic SO –40°C to 85°C LT1638HS8#PBF LT1638HS8#TRPBF 1638H 8-Lead Plastic SO –40°C to 125°C LT1639CN#PBF LT1639CN#TRPBF LT1639CN 14-Lead PDIP –40°C to 85°C LT1639IN#PBF LT1639IN#TRPBF LT1639IN 14-Lead PDIP –40°C to 85°C LT1639CS#PBF LT1639CS#TRPBF LT1639CS 14-Lead Plastic SO –40°C to 85°C LT1639IS#PBF LT1639IS#TRPBF LT1639IS 14-Lead Plastic SO –40°C to 85°C LT1639HS#PBF LT1639HS#TRPBF LT1639HS 14-Lead Plastic SO –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 16389fg 3