LTC2751-14 Linear Technology Corporation, LTC2751-14 Datasheet - Page 18

• Manufacturer Part Number: LTC2751-14
• Description: Ltc2751-14 - Current Output 14-bit Softspan Dacs With Parallel I/o
• Manufacturer: Linear Technology Corporation

LTC2751
TYPICAL APPLICATIONS
18
APPLICATIONS INFORMATION
ALTERNATE AMPLIFIER FOR OPTIMUM SETTLING TIME PERFORMANCE
READ
UPD
CLR
WR
D/S
Figure 2. Basic Connections for SoftSpan V
REF
5V
READ
BAT54S
UPD
CLR
WR
D/S
31
30
29
28
17
18
I
ZETEX
OUT2
REF
5V
**FOR MULTIPLYING APPLICATIONS C2 = 15pF
WR
UPD
READ
D/S
CLR
MSPAN
31
30
29
28
17
18
6
2
R
IN
**FOR MULTIPLYING APPLICATIONS C2 = 15pF
R1
1
2 3
for Driving I
WR
UPD
READ
D/S
CLR
MSPAN
2
R
6
IN
R1
3, 33, 32
1
R
5
6
16-Bit DAC with Software-Selectable Ranges
COM
–
+
1/2 LT1469
LT1468
SPAN I/O
1
R
3, 33, 32
S2-S0
16-BIT DAC WITH SPAN SELECT
3
5
6
COM
–
1/2 LT
+
OUT2
–
+
SPAN I/O
S2-S0
16-BIT DAC WITH SPAN SELECT
3
LTC2751-16
2
3
®
150pF
1469
from GND with a Force/Sense Amplifi er
C2**
R2
6-14, 19-25
7
200
LTC2751-16
200
150pF
C2**
R2
7
6-14, 19-25
DATA I/O
D15-D0
16
38
REF
1000pF
DATA I/O
D15-D0
16
37
R
38
REF
OFS
34
R
37
R
OUT
36
VOS
R
OFS
FB
34
R
I
*SCHOTTKY BARRIER DIODE
OUT2
DAC with Two Optional Circuits
VOS
36
R
I
I
OUT1
OUT2
GND
FB
V
DD
I
I
OUT1
OUT2
GND
4
16
15
35
V
1
2
DD
6
4
16
15
3
35
2
3
ZETEX*
BAT54S
C1
15pF
C3
0.1 F
LT1001
–
+
1/2 LT1469
C3
0.1 F
5V
2
3
–15V
8
4
C1
15pF
15V
5V
–
+
–
+
1/2 LT1469
–15V
15V
8
4
2
3
0.1 F
0.1 F
0.1 F
0.1 F
2751 TA02
1
2751 F02
1
V
OUT
V
OUT
2751f