A B C D E1 E2 C64 47uF CLK- CLK+ AINB AINA SENSE SER PAR J5 J4 J3 J2 E3 JP1 2 PAR/SER GND V+ 3V-6V 1 3 5 0.01uF 0603 C1 0.01uF 0603 C25 R39 1K C26 0.01uF 0603 3 2 1 C9 3.9pF C8 3.9pF 0 OPT R63 R62 R61 3 2 1 OPT C2 0.01uF 0603 4 5 C43 0.01uF 0.01uF C44 T1 WBC1-1L 6 4 T8 WBC1-1L 6 4 4 9 3 2 1 4 T5 C71 0.1uF R77 OPT C69 0.1uF R76 OPT 1. ALL RESISTORS ARE IN 0402 ALL CAPACITORS ARE IN 0402 4 C62 2.2uF 0603 OPT R64 4 5 3 2 1 OPT R65 C45 0.01uF R69 50 R68 50 C63 + 100uF MABA-007159-000000 1 2 3 1 2 3 C60 0.1uF R66 182K NOTE: UNLESS OTHERWISE SPECIFIED R11 43.2 0603 C49 0.01uF 4 5 T2 MABA-007159-000000 18nH R10 0603 43.2 0603 L1 43.2 C32 3.9pF R9 U3 LT3080EDD SET OUT OUT OUT OUT T9 MABA-007159-000000 VCTRL IN C31 3.9pF 5 8 R38 43.2 0603 L4 43.2 C39 1.0uF IN 18nH R37 0603 43.2 0603 R35 VDD C59 1.0uF 7 6 NC 5 R40 49.9 R41 49.9 R2 60.4 R1 60.4 R29 60.4 R26 60.4 5.1 R7 0 R33 0 C27 1.0pF R34 0 R6 0 3 OPT C48 R59 OPT 100 R56 OPT 0603 L7 VDD VDD VDD VDD GND R79 0 R78 0 VDD 15 16 65 VDD VDD VDD GND AINA+ AINAGND SENSE VREF GND VCM GND AINBAINB+ GND CUSTOMER NOTICE R57 OPT R58 OPT OPT R60 AINB- AINB+ C29 0.1uF 2.2uF C4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 VDD R14 1K CS SCK SDI SDO 2 VDD U1* APPROVALS THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 2 SCALE = NONE LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. AK VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. CLARENCE M. APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. R12 100 R8 100 SENSE C14 0.1uF C17 2.2uF 0603 SENSE C13 0.1uF OVDD VDD C52 0.1uF L11 33 Ohm FB C3 1.0pF R42 5.1 R43 R67 3K 3 L9 0 OHhm RES 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 LTC2157CUP-12 -D DATE: N/A SIZE BITS OF+ DB0_1+ DB2_3+ DB4_5+ DB6_7+ DB8_9+ DB10_11+ DB12_13+ CLKOUT+ DA0_1+ DATE 310 310 170 210 250 170 210 250 OF- DB0_1- DB2_3- DB4_5- DB6_7- DB8_9- DB10_11- DB12_13- CLKOUT- DA0_1- DA2_3- DA4_5- DA6_7- DA8_9- DA10_11- DA12_13- 1 DEMO CIRCUIT 1564A SHEET 1 LTC215XCUP FAMILY OF 2 3 REV. 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only 12 14 12 12 12 14 14 MSPS DA6_7+ DA8_9+ DA10_11+ DA12_13+ DA2_3+ 14 APPROVED CLARENCE M. 8-18-11 LOW POWER DUAL ADC FAMILY Thursday, August 18, 2011 IC NO. 1 DA4_5+ C12 0.47uF TECHNOLOGY LTC2158CUP-12 LTC2158CUP-14 -G -H LTC2155CUP-12 -F LTC2156CUP-12 LTC2155CUP-14 -C -E LTC2156CUP-14 LTC2157CUP-14 U1 C11 0.1uF 3RD PROTOTYPE DESCRIPTION REVISION HISTORY -B -A ASSY OVDD OGND DA4_5+ DA4_5DA2_3+ DA2_3DA0_1+ DA0_1CLKOUT+ CLKOUTDB12_13+ DB12_13DB10_11+ DB10_11DB8_9+ DB8_9OGND C7 0.47uF 3 REV TITLE: SCHEMATIC * __ ECO OVDD C5 0.1uF 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 VDD PAR_SER CS SCK SDI SDO GND DA12_13+ DA12_13DA10_11+ DA10_11DA8_9+ DA8_9DA6_7+ DA6_7OVDD VDD GND CLK+ CLKGND OFOF+ DBO_1DBO_1+ DB2_3DB2_3+ DB4_5DB4_5+ DB6_7DB6_7+ OVDD 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 8 V+ A B C D DEMO MANUAL DC1564A Schematic Diagram dc1564afa Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representation that the interconnection of its circuits as described herein will not infringe on existing patent rights. A B C D GND DP1_M2C_P DP1_M2C_N GND GND DP2_M2C_P DP2_M2C_N GND GND DP3_M2C_P DP3_M2C_N GND GND DP4_M2C_P DP4_M2C_N GND GND DP5_M2C_P DP5_M2C_N GND GND DP1_C2M_P DP1_C2M_N GND GND DP2_C2M_P DP2_C2M_N GND GND DP3_C2M_P DP3_C2M_N GND GND DP4_C2M_P DP4_C2M_N GND GND DP5_C2M_P DP5_C2M_N GND SEAM-10X40PIN J1A DB2_3- DB6_7- DB10_11- DA2_3- DA6_7- DA10_11- A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 5 RES1 GND GND DP9_M2C_P DP9_M2C_N GND GND DP8_M2C_P DP8_M2C_N GND GND DP7_M2C_P DP7_M2C_N GND GND DP6_M2C_P DP6_M2C_N GND GND GBTCLK1_M2C_P GBTCLK1_M2C_N GND GND DP9_C2M_P DP9_C2M_N GND GND DP8_C2M_P DP8_C2M_N GND GND DP7_C2M_P DP7_C2M_N GND GND DP6_C2M_P DP6_C2M_N GND GND RES0 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 B35 B36 B37 B38 B39 B40 SEAM-10X40PIN VREF_A_M2C PRSNT_M2C_N GND CLK0_M2C_P CLK0_M2C_N GND LA02_P LA02_N GND LA04_P LA04_N GND LA07_P LA07_N GND LA11_P LA11_N GND LA15_P LA15_N GND LA19_P LA19_N GND LA21_P LA21_N GND LA24_P LA24_N GND LA28_P LA28_N GND LA30_P LA30_N GND LA32_P LA32_N GND VADJ J1H SEAM-10X40PIN J1B DB2_3+ DB6_7+ DB10_11+ DA2_3+ DA6_7+ DA10_11+ H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21 H22 H23 H24 H25 H26 H27 H28 H29 H30 H31 H32 H33 H34 H35 H36 H37 H38 H39 H40 PG_M2C GND GND HA00_P_CC HA00_N_CC GND HA04_P HA04_N GND HA08_P HA08_N GND HA12_P HA12_N GND HA15_P HA15_N GND HA19_P HA19_N GND HB02_P HB02_N GND HB04_P HB04_N GND HB08_P HB08_N GND HB12_P HB12_N GND HB16_P HB16_N GND HB19_P HB19_N GND VADJ SEAM-10X40PIN J1F OF- DB0_1- DB4_5- DB8_9- DB12_13- DA0_1- DA4_5- DA8_9- DA12_13- 4 F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 F13 F14 F15 F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 F26 F27 F28 F29 F30 F31 F32 F33 F34 F35 F36 F37 F38 F39 F40 VDD OF+ DB0_1+ DB4_5+ DB8_9+ DB12_13+ DA0_1+ DA4_5+ DA8_9+ DA12_13+ GND HA01_P_CC HA01_N_CC GND GND HA05_P HA05_N GND HA09_P HA09_N GND HA13_P HA13_N GND HA16_P HA16_N GND HA20_P HA20_N GND HB03_P HB03_N GND HB05_P HB05_N GND HB09_P HB09_N GND HB13_P HB13_N GND HB21_P HB21_N GND HB20_P HB20_N GND VADJ GND E1 E2 E3 E4 E5 E6 E7 E8 E9 E10 E11 E12 E13 E14 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E25 E26 E27 E28 E29 E30 E31 E32 E33 E34 E35 E36 E37 E38 E39 E40 SEAM-10X40PIN GND CLK0_C2M_P CLK0_C2M_N GND GND LA00_P_CC LA00_N_CC GND LA03_P LA03_N GND LA08_P LA08_N GND LA12_P LA12_N GND LA16_P LA16_N GND LA20_P LA20_N GND LA22_P LA22_N GND LA25_P LA25_N GND LA29_P LA29_N GND LA31_P LA31_N GND LA33_P LA33_N GND VADJ GND J1G SEAM-10X40PIN J1E G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G24 G25 G26 G27 G28 G29 G30 G31 G32 G33 G34 G35 G36 G37 G38 G39 G40 3 GND CLK1_C2M_P CLK1_C2M_N GND GND HA03_P HA03_N GND HA07_P HA07_N GND HA11_P HA11_N GND HA14_P HA14_N GND HA18_P HA18_N GND HA22_P HA22_N GND HB01_P HB01_N GND PB07_P HB07_N GND HB11_P HB11_N GND HB15_P HB15_N GND HB18_P HB18_N GND VIO_B_M2C GND SEAM-10X40PIN J1J VREF_B_M2C GND GND CLK1_M2C_P CLK1_M2C_N GND HA02_P HA02_N GND HA06_P HA06_N GND HA10_P HA10_N GND HA17_P_CC HA17_N_CC GND HA21_P HA21_N GND HA23_P HA23_N GND HB00_P_CC HB00_N_CC GND HB06_P_CC HB06_N_CC GND HB10_P HB10_N GND HB14_P HB14_N GND HB17_P_CC HB17_N_CC GND VIO_B_M2C K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12 K13 K14 K15 K16 K17 K18 K19 K20 K21 K22 K23 K24 K25 K26 K27 K28 K29 K30 K31 K32 K33 K34 K35 K36 K37 K38 K39 K40 CS THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 2 SCALE = NONE 6 5 7 3 2 1 2 R45 5K 1K R75 C67 47pF 1K DATE: N/A SIZE 1 1 DEMO CIRCUIT 1564A SHEET 2 LTC215XCUP FAMILY LOW POWER DUAL ADC FAMILY OF 2 3 REV. 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only SEAM-10X40PIN GND DP0_C2M_P DP0_C2M_N GND GND DP0_M2C_P DP0_M2C_N GND GND LA06_P LA06_N GND GND LA10_P LA10_N GND GND LA14_P LA14_N GND GND LA18_P_CC LA18_N_CC GND GND LA27_P LA27_N GND GND SCL SDA GND GND GA0 12P0V GND 12P0V GND 3P3V GND J1C Wednesday, December 08, 2010 IC NO. R36 5K C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 C38 C39 C40 TECHNOLOGY WP JP2 R44 5K 1K R74 R73 1K R72 TITLE: SCHEMATIC SCL SDA WP A2 A1 A0 C65 47pF C66 47pF C68 47pF SCK SDI SDO APPROVALS U6 24LC32A-I /ST SEAM-10X40PIN PG_C2M GND GND GBTCLK0_M2C_P GBTCLK0_M2C_N GND GND LA01_P_CC LA01_N_CC GND LA05_P LA05_N GND LA09_P LA09_N GND LA13_P LA13_N GND LA17_P_CC LA17_N_CC GND LA23_P LA23_N GND LA26_P LA26_N GND TCK TDI TDO 3P3VAUX TMS TRST_N GA1 3P3V GND 3P3V GND 3P3V J1D CUSTOMER NOTICE SEAM-10X40PIN J1K CLKOUT+ D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 D25 D26 D27 D28 D29 D30 D31 D32 D33 D34 D35 D36 D37 D38 D39 D40 2 LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. AK VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. CLARENCE M. APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30 J31 J32 J33 J34 J35 J36 J37 J38 J39 J40 CLKOUT- 3 8 VCC VSS 4 4 1 5 A B C D DEMO MANUAL DC1564A Schematic Diagram dc1564afa 9