VDD VDD HI R2 10 ON 2 R3 10 2 R6 R5 3 3 opt. OFF LOW opt. R4 1K VDD JP2 RAND 1 1 JP1 PGA EXTREF E7 C10 0.1uF 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 OVP C9 0.1uF R7 C8 0.1uF VCC J1 EDGE-CON (GOLD FINGER) 100 VDD C12 0.1uF R8 opt. R9 50 51 52 53 54 55 56 57 58 49 OVdd OGND DA7 DA8 DA9 DA10 DA11 DA12 DA13 DA14 59 60 OFA DA15 61 DB10 36 35 34 33 OVP 65 R17 opt. 32 17 VCC 37 GND Vdd OVdd DB11 OGND DB12 Vdd Vdd 16 40 DB15 GND 31 15 44 38 DB13 EXPOSED PAD 45 39 DB14 ENC- DB9 14 ENC+ 30 C26 0.1uF GND DB8 13 29 12 DB7 C24 1.5pF 46 OFB GND 28 24.9 11 CLKOUTB DB6 11 Ain- DB5 10 27 6 62 41 9 R15 Ain+ DB4 7 LVDS 42 CLKOUTA 8 C22 1.0pF 26 24.9 8 GND GND DA0 U1 LTC2208CUP 25 C25 0.1uF opt GND DB3 CL LO AIN- 43 7 DB2 OUT- DA1 24 TCM4-19+ 5 IN- Vdd 23 C23 R14B 100 OUT+ 6 DB1 3 4 IN+ C20 1.5pF R13 DB0 2 6 3 R14A 100 DA2 22 4 Vdd 5 9 GND DA3 21 1 CL HI GND DITH T1 10 V+ 47 DA4 18 0.1uF 2 VCM 48 Vcm 4 2.2uF DA6 DA5 20 AIN+ 220pF Sense GND 3 SHDN 1 C21 opt C17 U2 LTC6416CDDB C18 0.1uF VCM GND R12 opt. C19 OVP R16 5.1K C11 0.1uF CLLO C27 0.1uF CLK J4 T2 MABA-007159-000000 4 3 R21 100 2 0.1uF 5 SHDN EN 1 R26 51.1 C29 0.1uF JP4 DITH JP3 SHDN ADC R19 51.1 1 VDD C28 2 ON 2 OFF R24 4.99K U3 24LC025 3 R18 opt. 1 E3 3 J3 2 C16 E2 J2 1 0.1uF 19 C14 CLHI RAND VCC R11 opt. MODE 10.0 C13 0.1uF 64 R10 opt. VCC PGA E1 63 VCM 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 R27 2K C30 0.1uF 1 2 3 4 A0 A1 A2 VSS VCC WP SCL SDA 8 7 6 5 R25 4.99K C31 0.1uF R28 4.99K R29 opt. U4 LT1963AEST-3.3 VS 1 VS E4 3.6V-20V GND E6 C32 10uF 25V IN OUT GND 2 L1 (opt.) VCC 3 OPT E5 BLM18PG221SN1D C33 10uF 6.3V L2 VDD BLM18PG221SN1D L3 OVP BLM18PG221SN1D CUSTOMER NOTICE LINEAR TECHNOLOGY HAS MADE A BES T EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUST OMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERAT ION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTI ON AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTA CT LINEAR TECHNOLOGY APPLICATIONS ENGI NEERING FOR ASSISTANCE. THIS CIRCUIT IS PROPRIETARY TO LIN EAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINE AR TECHNOLOGY PARTS. CONTRACT NO. APPROVALS DRAWN June Wu DATE 1/3/06 CHECKED TECHNOLOGY TITLE LTC6416CDDB 16-Bit ADC Buffer + ADC APPROVED ENGINEER Cheng-Wei Pei DESIGNER 1/3/06 SIZE 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 CAGE CODE DWG NO REV DC1257B Thursday, October 02, 2008SCALE: FILENAME: SHEET 1 B OF 1