LTC1589IG View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1589IG' PDF : 16 Pages View PDF
LTC1588/LTC1589/LTC1592
APPLICATIO S I FOR ATIO
ALTERNATE AMPLIFIER FOR OPTIMUM SETTLING TIME PERFORMANCE
6
IOUT2
ZETEX
BAT54S
6
1
23
200Ω
2 200Ω
LT1468
3
1000pF
VREF
5V
5+
7
1/2 LT1469
6–
C3**
150pF
IOUT2
2
6
LT1001
3
1
ZETEX*
BAT54S
23
*SCHOTTKY BARRIER DIODE
2
R1
R1
1
RCOM
R2
5V
9 VCC
0.1µF
16 15 3
4
R2 REF ROFS RFB
IOUT1 5
C2
15pF
15V 0.1µF
2– 8
14
CLR
13
CS/LD
12
SCK
11
SDI
10
SDO
12-/14-/16-BIT DAC WITH SPAN ADJUST
LTC1588/LTC1589/LTC1592
**FOR MULTIPLYING APPLICATIONS C3 = 15pF
IOUT2 6
7
AGND
8
GND
1
1/2 LT1469
3+
4
–15V 0.1µF
1588992 F02
VOUT
Figure 2. Basic Connections for SoftSpan VOUT DAC with Two Optional Circuits
for Driving IOUT2 from AGND with a Force/Sense Amplifier
E1
VIN
5V
±5%
E5
SHDN
E7
SYNC
E6
GND
14
VIN
C1
4.7µF
6.3V
R9
10k
R1
1M
11
5
SHDN
SYNC
13
VIN
3
COLA
T1
CTX02-16030
••
LT3439
••
6
14
CT
COLB
C2
7
RT
4
RSL
820pF
R2
16.9k
GND PGND PGND
R3
15k
10 1 16
D1
MMBD914
D2
MMBD914
D3
MMBD914
D4
MMBD914
LT1121-5
5V
2.2µF
3
C7
BYP
0.01µF
1 LT1761 5
IN OUT
12V
C3 GND ADJ R4
R10
10k
22µF
25V
CER
2 4 442k
R5
49.9k
+ C5
33µF
25V
TANT
AGND
C4
22µF
25V
CER
R6
49.9k
+ C6
33µF
25V
1 4 R7
TANT
GND ADJ 442k
2
LT1964
IN OUT
5
BYP
–12V
C8
1588992 F03
3
0.01µF
C22
2.2nF
1kV
Figure 3. Isolated Power Supplies for the Circuit of Figure 4
1588992fa
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