LTC2754 LINER [Linear Technology], LTC2754 Datasheet - Page 26

• Manufacturer Part Number: LTC2754
• Description: Quad 12-/16-Bit SoftSpan IOUT DACs
• Manufacturer: LINER [Linear Technology]

LTC2754
TYPICAL APPLICATION
26
SDO
CS1
SCK
CS2
SDI
V
+
10μF
2
10k
IN
10
LT1236-5
10
10
7
8
9
6
8
9
1
2
3
8
9
1
2
3
GND
0.1μF
CS/LD
SCK
SDI
CLR
LDAC
M9
M3
M1
M9
M3
M1
P1
P3
P9
P1
P3
P9
4
REF
Digitally Controlled Offset and Gain Trim Circuit. Powering V
TRIM
OUT
11
LTC2636
150k
450k
450k
150k
150k
450k
450k
150k
50k
50k
50k
50k
GND
6
5
16
V
5V
V
V
V
V
V
V
V
V
CC
OUTA
OUTB
OUTC
OUTD
OUTE
OUTG
OUTH
OUTF
1
V
V
V
V
–
+
–
+
+
–
+
–
7
4
7
4
10μF
2
3
4
5
12
13
14
15
450k
4μF
450k
4μF
450k
4μF
450k
4μF
0.1μF
10k
LT1991
LT1991
T0
ADDITIONAL
OFFSET ADJUST
CIRCUITS
OUT 6
OUT 6
REF
REF
10k
T0
ADDITIONAL
GAIN ADJUST
CIRCUITS
5
5
10k
0.1μF
30
31
36
32
35
34
33
5
6
7
8
CLR
RFLAG
CS/LD
SDI
SCK
SRO
LDAC
M-SPAN
S2
S1
S0
GE
ADJA
1
GE
ADJB
40
TO LT1991s
GE
ADJC
V
5V
27
DD
10
GE
ADJD
14
GND
4
GND GND GND SROGND
11
R
INB
39
37
R
RCOMB
53
41
R
2
3
INA
LTC2754
DD
9
2
–
+
V
V
6
5
+
–
R
4
8
from LT1236 Ensures Quiet Supply
–
+
5V
INC
LT1469
28
R
V
V
+
–
COMA
R
8
4
COMC
150pF
52
7
26
150pF
REFB
R
IND
42
13
R
COMD
R
OFSB
15
2
3
43
–
+
REFC
2
3
V
V
R
25
–
+
+
–
FBB
8
4
150pF
44
R
V
V
OFSC
+
–
1
8
4
150pF
24
REFA
LT1469
7
R
51
FBC
23
R
REFD
OFSA
16
50
R
OFSD
R
V
V
V
V
17
FBA
OSADJD
OSADJA
OSADJB
OSADJC
I
I
I
I
I
I
I
I
OUT1A
OUT2A
OUT1B
OUT2B
OUT1C
OUT2C
OUT1D
OUT2D
49
R
FBD
18
48
3
47
45
38
46
22
29
21
19
12
20
2754 TA02
TO LT1991
TO LT1991
TO LT1991
6
5
2
3
6
5
2
3
–
+
–
+
–
+
–
+
V
V
V
V
V
V
V
V
+
–
+
–
+
–
+
–
8
4
8
4
8
4
4
8
27pF
27pF
27pF
27pF
LT1469
LT1469
7
7
7
1
2754f
V
V
V
V
OUTD
OUTB
OUTC
OUTA