LTC2615 Linear Technology Corporation, LTC2615 Datasheet - Page 16

• Manufacturer Part Number: LTC2615
• Description: Ltc2615 - Octal 14-bit Rail-to-rail Dacs In 16-lead Ssop
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO
LTC2605/LTC2615/LTC2625
RELATED PARTS
16
PART NUMBER
LTC1458/LTC1458L
LTC1654
LTC1655/LTC1655L
LTC1657/LTC1657L
LTC1660/LTC1665
LTC1821
LTC2600/LTC2610/
LTC2620
LTC2601/LTC2611/
LTC2621
LTC2602/LTC2612/
LTC2622
LTC2604/LTC2614/
LTC2624
LTC2606/LTC2616/
LTC2626
V
IN
C9
0.1µF
2
2
3
C6
0.1µF
LT1236ACS8-5
V
LT1461ACS8-4
V
SHDN
IN
IN
GND
GND
4
4
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
U4
U5
V
V
OUT
OUT
BUS
I
6
6
2
C
DESCRIPTION
Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality
Dual 14-Bit Rail-to-Rail V
Single 16-Bit V
Parrallel 5V/3V 16-Bit V
Octal 10-/8-Bit V
Parallel 16-Bit Voltage Output DAC
Octal 16-/14-/12-Bit V
Single 16-/14-/12-Bit V
Dual 16-/14-/12-Bit V
Quad 16-/14-/12-Bit V
Single 16-/14-/12-Bit V
C8
1µF
16V
V
10k
ADDRESS SELECTION
CC
●
REGULATOR
Demonstration Circuit—LTC2428 20-Bit ADC Measures Key Performance Parameters
V
FAX: [phone]
CC
V
4.096V
CC
10k
5V
REF
5V
V
5V
CC
OUT
1
3
1
3
2
2
JP2
V
JP3
V
OUT
REF
CC
DAC with Serial Interface in SO-8
U
DAC in 16-Pin Narrow SSOP
OUT
11
10
OUT
OUT
7
9
8
OUT
OUT
OUT
V
CA0
CA1
CA2
SDA
SCL
V
OUT
REF
C7
4.7µF
6.3V
DACs in 8-Lead MSOP
CC
●
DACs in 16-Lead SSOP
DACs in 16-Lead SSOP
DACs in 10-Lead DFN
DACs with I
www.linear.com
DAC
DAC
V
6
GND
1
REF
REF
0.1µF
U2
LTC2605CGN
TP11
V
TP12
V
TP13
GND
V
V
V
V
V
V
V
V
C1
REF
CC
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
V
CC
A
B
C
D
G
H
E
F
16
2
3
4
5
12
13
14
15
2
C Interface in 10-Lead DFN
V
CC
0.1µF
C2
TP3
DAC A
TP4
DAC B
TP5
DAC C
TP6
DAC D
TP7
DAC E
TP8
DAC F
TP9
DAC G
TP10
DAC H
10
11
12
13
14
15
17
9
5
COMMENTS
LTC1458: V
LTC1458L: V
Programmable Speed/Power, 3.5µs/750µA, 8µs/450µA
V
Low Power, Deglitched, Rail-to-Rail V
V
Precision 16-Bit Settling in 2µs for 10V Step
250µA per DAC, 2.5V–5.5V Supply Range, Rail-to-Rail
Output, SPI Interface
300µA per DAC, 2.5V–5.5V Supply Range, Rail-to-Rail
Output, SPI Interface
300µA per DAC, 2.5V–5.5V Supply Range, Rail-to-Rail
Output, SPI Interface
250µA per DAC, 2.5V–5.5V Supply Range, Rail-to-Rail
Output, SPI Interface
270µA per DAC, 2.7V–5.5V Supply Range, Rail-to-Rail
Output, I
U3
LTC2428CG
ZS
CC
CC
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
SET
DAC OUTPUTS
= 5V(3V), Low Power, Deglitched
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output
4-/8-CHANNEL
GND
1
2
100pF
MUX
C Interface
C10
CC
MUXOUT
GND
6
CC
= 4.5V to 5.5V, V
16
GND
= 2.7V to 5.5V, V
7
18
ADCIN
GND
7.5k
R5
22
© LINEAR TECHNOLOGY CORPORATION 2005
4
GND
LT/LWI/TP 0405 500 • PRINTED IN THE USA
FS
27
V
3
GND GND
+
REF
SET
R8
22
20-BIT
–
28
ADC
OUT
OUT
C4
0.1µF
2
V
CC
= 0V to 4.096V
8
CSMUX
V
V
= 0V to 2.5V
CSADC
OUT
CC
CC
SCK
SD0
CLK
D
FO
IN
23
20
25
19
21
24
26
7.5k
C5
0.1µF
R7
2
3
1
V
7.5k
R6
CC
2605 TA01
JP1
ON/OFF
DISABLE
ADC
SCK
CS
2605f
SPI
BUS