LTC2605/LTC2615/LTC2625
18
2605fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2009
LT 1109 REV A • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
Demonstration Circuit—LTC2428 20-Bit ADC Measures Key Performance Parameters
DISABLE
ADC
4.096V
5V
10k 10k
CS
SCK
SPI
BUS
V
CC
V
IN
V
CC
V
CC
V
REF
V
REF
5V
R6
7.5k
R5
DAC OUTPUTS
7.5k
C10
100pF
R8
22
TP4
DAC B
U5
LT146 1ACS8-4
2
4
6
3
V
IN
GND
V
OUT
SHDN
TP5
DAC C
TP6
DAC D
TP7
DAC E
U3
LTC2428CG
13
12
1
5
6
7
8
9
10
15
4 3 2
11
14
17
18
19
20
21
22
23
24
25
26
2605 TA01
27 2816
CH4
CH3
GND
ZS
SET
FS
SET
GND
MUXOUT
CH0
CH1
CH6
ADCIN
V
CC
V
CC
V
CC
V
REF
V
CC
CH2
CH5
CH7
GND
CLK
CSMUX
D
IN
GND
CSADC
SD0
SCK
FO
GND GNDGND
JP1
ON/OFF
C1
0.1μF
C2
0.1μF
C5
0.1μF
C4
0.1μF
TP8
DAC F
TP9
DAC G
TP3
DAC A
JP2
V
REF
TP10
DAC H
U2
LTC2605CGN
I
2
C
BUS
13
12
5
6
1
15
16
4
3
211
10
7
9
8
14
V
OUT
F
V
OUT
E
GND
V
OUT
D
REF
SDA
SCL V
OUT
H
V
CC
V
OUT
C
V
OUT
B
V
OUT
A
CA2
CA1
CA0
V
OUT
G
4-/8-CHANNEL
MUX
3
1
2
V
CC
ADDRESS SELECTION
V
CC
R7
7.5k
20-BIT
ADC
+
–
3
1
2
TP13
GND
TP11
V
REF
C8
1μF
16V
C9
0.1μF
U4
LT1236ACS8-5
2
4
6
V
IN
GND
V
OUT
C6
0.1μF
C7
4.7μF
6.3V
REGULATOR
5V
REF
V
CC
JP3
V
CC
3
1
2
TP12
V
CC
PART NUMBER DESCRIPTION COMMENTS
LTC1458/LTC1458L Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality LTC1458: V
CC
= 4.5V to 5.5V, V
OUT
= 0V to 4.096V
LTC1458L: V
CC
= 2.7V to 5.5V, V
OUT
= 0V to 2.5V
LTC1654 Dual 14-Bit Rail-to-Rail V
OUT
DAC Programmable Speed/Power, 3.5μs/750μA, 8μs/450μA
LTC1655/LTC1655L Single 16-Bit V
OUT
DAC with Serial Interface in SO-8 V
CC
= 5V(3V), Low Power, Deglitched
LTC1657/LTC1657L Parrallel 5V/3V 16-Bit V
OUT
DAC Low Power, Deglitched, Rail-to-Rail V
OUT
LTC1660/LTC1665 Octal 10-/8-Bit V
OUT
DAC in 16-Pin Narrow SSOP V
CC
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output
LTC1821 Parallel 16-Bit Voltage Output DAC Precision 16-Bit Settling in 2μs for 10V Step
LTC2600/LTC2610/
LTC2620
Octal 16-/14-/12-Bit V
OUT
DACs in 16-Lead SSOP 250μA per DAC, 2.5V to 5.5V Supply Range,
Rail-to-Rail Output, SPI Interface
LTC2601/LTC2611/
LTC2621
Single 16-/14-/12-Bit V
OUT
DACs in 10-Lead DFN 300μA per DAC, 2.5V to 5.5V Supply Range,
Rail-to-Rail Output, SPI Interface
LTC2602/LTC2612/
LTC2622
Dual 16-/14-/12-Bit V
OUT
DACs in 8-Lead MSOP 300μA per DAC, 2.5V to 5.5V Supply Range,
Rail-to-Rail Output, SPI Interface
LTC2604/LTC2614/
LTC2624
Quad 16-/14-/12-Bit V
OUT
DACs in 16-Lead SSOP 250μA per DAC, 2.5V to 5.5V Supply Range,
Rail-to-Rail Output, SPI Interface
LTC2606/LTC2616/
LTC2626
Single 16-/14-/12-Bit V
OUT
DACs with I
2
C Interface in 10-Lead DFN 270μA per DAC, 2.7V to 5.5V Supply Range,
Rail-to-Rail Output, I
2
C Interface
