SPECIFICATION NOTICE LT1054 March 1999 The LT ®1054 has been modified as shown below in bold. For complete specifications, typical performance characteristics and applications information, please see the LT1054 data sheet. , LTC and LT are registered trademarks of Linear Technology Corporation. U W U PACKAGE/ORDER INFORMATION (Note 6) ORDER PART NUMBER TOP VIEW V+ 8 FB/SHDN 1 CAP + 7 OSC 6 VREF 2 4 FB/SHDN 1 8 V+ CAP + 2 7 OSC GND 3 6 VREF CAP – 4 5 VOUT S8 PACKAGE 8-LEAD PLASTIC SO CAP – H PACKAGE 8-LEAD TO-5 METAL CAN S8 PART MARKING TJMAX = 125°C, θJA = 120°C/W TJMAX = 150°C, θJA = 150°C, θJC = 45°C/W ORDER PART NUMBER 8 V+ CAP + 2 7 OSC GND 3 6 VREF CAP – 4 5 VOUT LT1054CJ8 LT1054CN8 LT1054IN8 LT1054MJ8 1054 1054L 1054I TOP VIEW ORDER PART NUMBER NC 1 16 NC NC 2 FB/SHDN 3 CAP + 4 13 OSC 12 VREF 6 11 VOUT U NC 7 10 NC U N8 PACKAGE 8-LEAD PLASTIC DIP 14 V + GND 5 CAP – NC 8 TJMAX = 150°C, θJA = 100°C/ W (J8) TJMAX = 125°C, θJA = 130°C/ W (N8) LT1054CSW LT1054ISW 15 NC W W FB/SHDN 1 SEE REGULATION AND CAPACITOR SELECTION SECTIONS IN THE APPLICATIONS INFORMATION FOR IMPORTANT INFORMATION ON THE S8 DEVICE U U TOP VIEW J8 PACKAGE 8-LEAD CERAMIC DIP LT1054CS8 LT1054LCS8 LT1054IS8 O FO T R R EC EW O M DE ME SI D G ED S CASE IS VOUT LT1054CH LT1054MH 5 VOUT GND 3 ORDER PART NUMBER TOP VIEW 9 NC SW PACKAGE 16-LEAD PLASTIC SO TJMAX = 125°C, θJA = 150°C/W Contact factory for Military grade parts. ELECTRICAL CHARACTERISTICS (Note 7) PARAMETER CONDITIONS Oscillator Frequency LT1054: 3.5V < VIN < 15V LT1054L: 3.5V < VIN < 7V For further information regarding this specification notice contact: ● ● MIN TYP MAX 15 15 25 25 40 35 UNITS kHz kHz Linear Technology Corporation 1630 McCarthy Blvd. Milpitas, California 95035-7417 Attn: Product Marketing Manager Phone: (408) 432-1900 sn1054 ©1999 LT/HP 0399 • PRINTED IN USA