5 4 3 2 1 J1 D D LOin 760MHz C3 100pF C7 OPT L5 12nH U1 C 1 2 EN E2 T1 WBC1-1TL IFin 6 140MHz L1 18nH 1 C1 22pF 2 J2 4 3 EN LO+ VCC 8 C5 100pF VCC C9 1nF C6 1nF 7 3 C8 1uF E1 IN+ IN- OUT+ OUT- 3 C2 OPT 5 C 2.7-5.0V RFout 6 2 C10 2.2pF 1 E3 HHM1515B2 L4 27nH 4 5 900MHz J3 GND T2 9 R1 3 Ohm B LT5560EDD R2 (OPT) L3 27nH 4 L2 18nH LO- GND C4 1.0pF B 6 T1 Circuit Diagram TOP VIEW 6 1 5 2 4 3 CUSTOMER NOTICE CONTRACT NO. LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. A THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 4 3 APPROVALS DRAWN A. Karpova DATE 7/14/05 CHECKED TECHNOLOGY TITLE A LT5560EDD UPCONVERTING MIXER APPLICATION APPROVED ENGINEER 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 V. Dvorkin 7/14/05 DESIGNER Wednesday, February 15, 2006 SIZE CAGE CODE SCALE: FILENAME: 2 DWG NO REV DC963B SHEET 1 1 OF 1