11
dc1884af
DEMO MANUAL DC1884A
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
FRAME CLOCK A
DATA CLOCK
CHANNEL 1
CHANNEL 4
CHANNEL 5
CHANNEL 8
CHANNEL 2
CHANNEL 3
CHANNEL 6
CHANNEL 4
FRAME CLOCK B
MOSI
CSA
SDOB
CSB
FRA+
FRA-
MOSI
SCK
SDOA
DCOA+
DCOA-
DCOB+
DCOB-
OUT2A+
OUT2A-
OUT2B+
OUT2B-
OUT3A+
OUT3A-
OUT3B+
OUT3B-
OUT6A+
OUT6A-
OUT6B+
OUT6B-
OUT7A-
OUT7A+
OUT7B+
OUT7B-
FRB+
FRB-
OUT1A+
OUT1A-
OUT1B+
OUT1B-
OUT4A+
OUT4A-
OUT4B+
OUT4B-
OUT8A+
OUT8A-
OUT5A+
OUT5A-
OUT5B+
OUT5B-
OUT8B+
OUT8B-
3.3_AUX
+1.8V
3.3_AUX
+1.8V
SIZE
DATE:
IC NO.
R
EV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
DEMO CIRCUIT 1884A
03/16/2012, 04:46 PM
3
3
LOW POWER OCTAL-ADC
B
LTM90XXIY
KIM T.
CLARENCE M.
SIZE
DATE:
IC NO.
R
EV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
DEMO CIRCUIT 1884A
03/16/2012, 04:46 PM
3
3
LOW POWER OCTAL-ADC
B
LTM90XXIY
KIM T.
CLARENCE M.
SIZE
DATE:
IC NO.
R
EV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
1
DEMO CIRCUIT 1884A
03/16/2012, 04:46 PM
3
3
LOW POWER OCTAL-ADC
B
LTM90XXIY
KIM T.
CLARENCE M.
J3J
SEAM-10X40PIN
J3J
SEAM-10X40PIN
GND
J1
CLK1_C2M_P
J2
CLK1_C2M_N
J3
GND
J4
GND
J5
HA03_P
J6
HA03_N
J7
GND
J8
HA07_P
J9
HA07_N
J10
GND
J11
HA11_P
J12
HA11_N
J13
GND
J14
HA14_P
J15
HA14_N
J16
GND
J17
HA18_P
J18
HA18_N
J19
GND
J20
HA22_P
J21
HA22_N
J22
GND
J23
HB01_P
J24
HB01_N
J25
GND
J26
PB07_P
J27
HB07_N
J28
GND
J29
HB11_P
J30
HB11_N
J31
GND
J32
HB15_P
J33
HB15_N
J34
GND
J35
HB18_P
J36
HB18_N
J37
GND
J38
VIO_B_M2C
J39
GND
J40
EEPRO
M
ARRAY
U3
24LC32A-I/ST
EEPRO
M
ARRAY
U3
24LC32A-I/ST
SDA
5
VCC
8
A0
1
A1
2
A2
3
GND
4
WP
7
SCL
6
R82 10K
R82 10K
J3D
SEAM-10X40PIN
J3D
SEAM-10X40PIN
PG_C2M
D1
GND
D2
GND
D3
GBTCLK0_M2C_P
D4
GBTCLK0_M2C_N
D5
GND
D6
GND
D7
LA01_P_CC
D8
LA01_N_CC
D9
GND
D10
LA05_P
D11
LA05_N
D12
GND
D13
LA09_P
D14
LA09_N
D15
GND
D16
LA13_P
D17
LA13_N
D18
GND
D19
LA17_P_CC
D20
LA17_N_CC
D21
GND
D22
LA23_P
D23
LA23_N
D24
GND
D25
LA26_P
D26
LA26_N
D27
GND
D28
TCK
D29
TDI
D30
TDO
D31
3P3VAUX
D32
TMS
D33
TRST_N
D34
GA1
D35
3P3V
D36
GND
D37
3P3V
D38
GND
D39
3P3V
D40
J3H
SEAM-10X40PIN
J3H
SEAM-10X40PIN
VREF_A_M2C
H1
PRSNT_M2C_N
H2
GND
H3
CLK0_M2C_P
H4
CLK0_M2C_N
H5
GND
H6
LA02_P
H7
LA02_N
H8
GND
H9
LA04_P
H10
LA04_N
H11
GND
H12
LA07_P
H13
LA07_N
H14
GND
H15
LA11_P
H16
LA11_N
H17
GND
H18
LA15_P
H19
LA15_N
H20
GND
H21
LA19_P
H22
LA19_N
H23
GND
H24
LA21_P
H25
LA21_N
H26
GND
H27
LA24_P
H28
LA24_N
H29
GND
H30
LA28_P
H31
LA28_N
H32
GND
H33
LA30_P
H34
LA30_N
H35
GND
H36
LA32_P
H37
LA32_N
H38
GND
H39
VADJ
H40
J3K
SEAM-10X40PIN
J3K
SEAM-10X40PIN
VREF_B_M2C
K1
GND
K2
GND
K3
CLK1_M2C_P
K4
CLK1_M2C_N
K5
GND
K6
HA02_P
K7
HA02_N
K8
GND
K9
HA06_P
K10
HA06_N
K11
GND
K12
HA10_P
K13
HA10_N
K14
GND
K15
HA17_P_CC
K16
HA17_N_CC
K17
GND
K18
HA21_P
K19
HA21_N
K20
GND
K21
HA23_P
K22
HA23_N
K23
GND
K24
HB00_P_CC
K25
HB00_N_CC
K26
GND
K27
HB06_P_CC
K28
HB06_N_CC
K29
GND
K30
HB10_P
K31
HB10_N
K32
GND
K33
HB14_P
K34
HB14_N
K35
GND
K36
HB17_P_CC
K37
HB17_N_CC
K38
GND
K39
VIO_B_M2C
K40
J3G
SEAM-10X40PIN
J3G
SEAM-10X40PIN
GND
G1
CLK0_C2M_P
G2
CLK0_C2M_N
G3
GND
G4
GND
G5
LA00_P_CC
G6
LA00_N_CC
G7
GND
G8
LA03_P
G9
LA03_N
G10
GND
G11
LA08_P
G12
LA08_N
G13
GND
G14
LA12_P
G15
LA12_N
G16
GND
G17
LA16_P
G18
LA16_N
G19
GND
G20
LA20_P
G21
LA20_N
G22
GND
G23
LA22_P
G24
LA22_N
G25
GND
G26
LA25_P
G27
LA25_N
G28
GND
G29
LA29_P
G30
LA29_N
G31
GND
G32
LA31_P
G33
LA31_N
G34
GND
G35
LA33_P
G36
LA33_N
G37
GND
G38
VADJ
G39
GND
G40
JP9
ON
OFF
SHDN
HD1X3-079
JP9
ON
OFF
SHDN
HD1X3-079
1
3
2
R83 10K
R83 10K
J3B
SEAM-10X40PIN
J3B
SEAM-10X40PIN
RES1
B1
GND
B2
GND
B3
DP9_M2C_P
B4
DP9_M2C_N
B5
GND
B6
GND
B7
DP8_M2C_P
B8
DP8_M2C_N
B9
GND
B10
GND
B11
DP7_M2C_P
B12
DP7_M2C_N
B13
GND
B14
GND
B15
DP6_M2C_P
B16
DP6_M2C_N
B17
GND
B18
GND
B19
GBTCLK1_M2C_P
B20
GBTCLK1_M2C_N
B21
GND
B22
GND
B23
DP9_C2M_P
B24
DP9_C2M_N
B25
GND
B26
GND
B27
DP8_C2M_P
B28
DP8_C2M_N
B29
GND
B30
GND
B31
DP7_C2M_P
B32
DP7_C2M_N
B33
GND
B34
GND
B35
DP6_C2M_P
B36
DP6_C2M_N
B37
GND
B38
GND
B39
RES0
B40
J3F
SEAM-10X40PIN
J3F
SEAM-10X40PIN
PG_M2C
F1
GND
F2
GND
F3
HA00_P_CC
F4
HA00_N_CC
F5
GND
F6
HA04_P
F7
HA04_N
F8
GND
F9
HA08_P
F10
HA08_N
F11
GND
F12
HA12_P
F13
HA12_N
F14
GND
F15
HA15_P
F16
HA15_N
F17
GND
F18
HA19_P
F19
HA19_N
F20
GND
F21
HB02_P
F22
HB02_N
F23
GND
F24
HB04_P
F25
HB04_N
F26
GND
F27
HB08_P
F28
HB08_N
F29
GND
F30
HB12_P
F31
HB12_N
F32
GND
F33
HB16_P
F34
HB16_N
F35
GND
F36
HB19_P
F37
HB19_N
F38
GND
F39
VADJ
F40
R85 1K
R85 1K
J3C
SEAM-10X40PIN
J3C
SEAM-10X40PIN
GND
C1
DP0_C2M_P
C2
DP0_C2M_N
C3
GND
C4
GND
C5
DP0_M2C_P
C6
DP0_M2C_N
C7
GND
C8
GND
C9
LA06_P
C10
LA06_N
C11
GND
C12
GND
C13
LA10_P
C14
LA10_N
C15
GND
C16
GND
C17
LA14_P
C18
LA14_N
C19
GND
C20
GND
C21
LA18_P_CC
C22
LA18_N_CC
C23
GND
C24
GND
C25
LA27_P
C26
LA27_N
C27
GND
C28
GND
C29
SCL
C30
SDA
C31
GND
C32
GND
C33
GA0
C34
12P0V
C35
GND
C36
12P0V
C37
GND
C38
3P3V
C39
GND
C40
R84 10K
R84 10K
C55 0.1uF
C55 0.1uF
J3E
SEAM-10X40PIN
J3E
SEAM-10X40PIN
GND
E1
HA01_P_CC
E2
HA01_N_CC
E3
GND
E4
GND
E5
HA05_P
E6
HA05_N
E7
GND
E8
HA09_P
E9
HA09_N
E10
GND
E11
HA13_P
E12
HA13_N
E13
GND
E14
HA16_P
E15
HA16_N
E16
GND
E17
HA20_P
E18
HA20_N
E19
GND
E20
HB03_P
E21
HB03_N
E22
GND
E23
HB05_P
E24
HB05_N
E25
GND
E26
HB09_P
E27
HB09_N
E28
GND
E29
HB13_P
E30
HB13_N
E31
GND
E32
HB21_P
E33
HB21_N
E34
GND
E35
HB20_P
E36
HB20_N
E37
GND
E38
VADJ
E39
GND
E40
J3A
SEAM-10X40PIN
J3A
SEAM-10X40PIN
GND
A1
DP1_M2C_P
A2
DP1_M2C_N
A3
GND
A4
GND
A5
DP2_M2C_P
A6
DP2_M2C_N
A7
GND
A8
GND
A9
DP3_M2C_P
A10
DP3_M2C_N
A11
GND
A12
GND
A13
DP4_M2C_P
A14
DP4_M2C_N
A15
GND
A16
GND
A17
DP5_M2C_P
A18
DP5_M2C_N
A19
GND
A20
GND
A21
DP1_C2M_P
A22
DP1_C2M_N
A23
GND
A24
GND
A25
DP2_C2M_P
A26
DP2_C2M_N
A27
GND
A28
GND
A29
DP3_C2M_P
A30
DP3_C2M_N
A31
GND
A32
GND
A33
DP4_C2M_P
A34
DP4_C2M_N
A35
GND
A36
GND
A37
DP5_C2M_P
A38
DP5_C2M_N
A39
GND
A40
R86 100
R86 100
JP8
EN
DIS
WP
HD1X3-079
JP8
EN
DIS
WP
HD1X3-079
1
3
2
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 representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
SCHEMATIC DIAGRAMS
