Datasheet

LTC1068 Series
16
1068fc
APPLICATIONS INFORMATION
DC104 Schematic
INV B HPB/NB BPB LPB SB NC AGND V
+
NC SA LPA BPA HPA/NA INV A
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1 2 3 4 5 6 7 8 9
10 11 12 13 14
INV C
HPC/NC
BPC
LPC
SC
V
–
NC
CLK
NC SD
LPD
BPD
HPD/ND
INV D
U1
R22
R
L5
R64
R
H4
R
B4
R
L4
R
B5
R
H5
R
H1
R
B1
R
L1
R
G2
C
O2
R32 R42
R21
R11
R
I1
C
I1
JP1
V
–
V
+
V
+
V
–
DUAL SUPPLY
E1
V
IN2
E3
V
IN1
C5 10µF
SINGLE SUPPLY
1
3
2
E13
CLK
E4
SGND
E10
SGND
E2
SGND
E12
FGND
R61
R31 R41
R24
R43 R33 R23
R
H2
R12
R63
R53
R51
R
B2
R
L2
R
H3
BOLD LINE INDICATES FGND
R
L3
R
B3
R34 R44
R7 200Ω
R62
R52
13
2
JPC
LPC FGND
1 3
2
JPB
LPBFGND
13
2
JPD
LPD FGND
R54
–
+
2 7 3
2
8
U2A
4
1
V
+
V
–
V
–
C3 0.1µF
E5 V
OUT2
BUFFER 2
E6 SGND
JP2B
3 6
JP2C
4 5
JP2D
1 8
JP2A
C4 0.1µF
C2 0.1µF
R
G1
C
O1
–
+
2 7
5 6
U2B
7
1068 TA03
E7 V
OUT1
BUFFER 1
E8 SGND
JP3B
3 6
JP3C
4 5
JP3D
1 8
JP3A
1
3
2
JPA
LPDFGND
C1 0.1µF
E9
V
+
E11
V
–
C6 10µF 16V C7 10µF 16V
BUFFERS CONFIGURATION ASSEMBLED AS NONINVERTING BUFFER DUAL SUPPLY INVERTING BUFFER DUAL SUPPLY NONINVERTING BUFFER SINGLE SUPPLY FOR NONINVERTING BUFFER SINGLE SUPPLY
R
G2
SHORT
RES
SHORT
RES
JP2A
OPEN
SHORT
OPEN
SHORT
U2A
JP2B
SHORT
OPEN
SHORT
OPEN
JP2C
OPEN OPEN OPEN
SHORT
JP2D
OPEN
SHORT
OPEN OPEN
R
G1
SHORT
RES
SHORT
RES
JP3A
OPEN
SHORT
OPEN
SHORT
U2A
JP3B
SHORT
OPEN
SHORT
OPEN
JP3C
OPEN OPEN OPEN
SHORT
JP3D
OPEN
SHORT
OPEN OPEN
DEMO BOARD DC104B-A DC104B-B DC104B-C DC104B-D
U1 LTC1068CG LTC1068-200CG LTC1068-25CG LTC1068-50CG
U2 LT1211 LT1211 LT1213 LT1498