5 D 4 3 2 1 REVISION HISTORY This circuit is proprietary to Linear Technology and supplied for use with Linear Technology parts. Customer Notice: 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 circuit board layout may significantly affect circuit performance or reliability. Contact Linear Applications Engineering for assistance. ECO REV DESCRIPTION 1 DATE PROTO APPROVED 10/09/08 D VCC VCC 13 11 10 7 0.1uF 6 CS 4 SCK/SCL SDI 4 SDO 6 7 MOSI/SDA 5 MISO R2 4.99K 1% R3 4.99K 1% SCL 7 WP 3 A2 2 A1 1 A0 R4 4.99K 1% EESCL 10 EEVCC 9 EESDA 12 EEGND 14 NC APPROVALS DRAWN mi CHECKED TECHNOLOGY 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 TITLE A SCH, LTC2460CDD, 16-BIT DELTA SIGMA SPI ADC APPROVED ENGINEER DATE 10/09/08 B U2 24LC025-I/ST CONTRACT NO. A 11 0.1uF 5 SDA 4 B 6 C5 C GND GND GND GND GND C2 CS 3 SCK 5 GND IN 5V 13 9 VUNREG 2 GND R1 1K 1 CS SCK SDI SD0 3 E1 IN 10uF 8 LTC2460CDD C6 0.1uF VCC C COMP 2 U1 REFOUT 0.1uF 1 C3 C4 GND E2 J1 VCC 0.1uF 8 C1 VCC 12 REFOUT E4 REF- GND 8 VCC E3 L.Chen DESIGNER SIZE CAGE CODE DWG NO REV DC1490A Wednesday, October 29, 2008 5 4 3 SCALE: FILENAME: 2 1490A-1.DSN SHEET 1 1 1 OF 1