LTC1654
U
TYPICAL APPLICATIO
A Wide Swing, Bipolar Output 14-Bit DAC with Digitally Controlled Offset
5V
0.1µF
LTC1654
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
X /X
1
B
V
1/2
CC
CLR
SCK
SDI
V
OUT B
49.9k
1%
15V
LT1077
–15V
REFHI B
REFLO B
AGND
µP
+
–
V
OUT
2 (V
CS/LD
DGND
SDO
100k
1%
– V
)
OUTA
OUTB
REFLO A
REFHI A
X /X
1
A
V
OUT A
1/2
1654 TA02
49.9k
1%
100k
1%
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC1257
Single 12-Bit V
Reference Can Be Overdriven Up to 12V, i.e., FS
DAC, Full Scale: 2.048V, V : 4.75V to 15.75V,
5V to 15V Single Supply, Complete V
SO-8 Package
DAC in
OUT
OUT
CC
= 12V
MAX
LTC1446/LTC1446L Dual 12-Bit V
DACs in SO-8 Package
LTC1446: V = 4.5V to 5.5V, V
= 0V to 4.095V
OUT
OUT
CC
OUT
LTC1446L: V = 2.7V to 5.5V, V
= 0V to 2.5V
CC
OUT
LTC1448
Dual 12-Bit V
DAC, V : 2.7V to 5.5V
Output Swings from GND to REF. REF Input
Can Be Tied to V
CC
CC
LTC1450/LTC1450L Single 12-Bit V
DACs with Parallel Interface
LTC1450: V = 4.5V to 5.5V, V
= 0V to 4.095V
OUT
CC
OUT
LTC1450L: V = 2.7V to 5.5V, V
= 0V to 2.5V
CC
OUT
LTC1451
LTC1452
LTC1453
Single Rail-to-Rail 12-Bit DAC, Full Scale: 4.095V, V : 4.5V to 5.5V,
Internal 2.048V Reference Brought Out to Pin
5V, Low Power Complete V
DAC in SO-8 Package
CC
OUT
Single Rail-to-Rail 12-Bit V
Multiplying DAC, V : 2.7V to 5.5V
Low Power, Multiplying V
DAC with Rail-to-Rail
OUT
OUT
CC
Buffer Amplifier in SO-8 Package
Single Rail-to-Rail 12-Bit V
DAC, Full Scale: 2.5V, V : 2.7V to 5.5V
3V, Low Power, Complete V DAC in SO-8 Package
OUT
CC
OUT
LTC1454/LTC1454L Dual 12-Bit V
DACs in SO-16 Package with Added Functionality
LTC1454: V = 4.5V to 5.5V, V
= 0V to 4.095V
OUT
CC
OUT
LTC1454L: V = 2.7V to 5.5V, V
= 0V to 2.5V
CC
OUT
LTC1456
Single Rail-to-Rail Output 12-Bit DAC with Clear Pin,
Full Scale: 4.095V, V : 4.5V to 5.5V
Low Power, Complete V
Package with Clear Pin
DAC in SO-8
OUT
CC
LTC1458/LTC1458L Quad 12 Bit Rail-to-Rail Output DACs with Added Functionality
LTC1458: V = 4.5V to 5.5V, V
= 0V to 4.095V
CC
OUT
LTC1458L: V = 2.7V to 5.5V, V
= 0V to 2.5V
CC
OUT
LTC1658
LTC1659
14-Bit Rail-to-Rail Micropower DAC in MSOP, V : 2.7V to 5.5V
Output Swings from GND to REF. REF Input
Can Be Tied to V
CC
CC
Single Rail-to-Rail 12-Bit V
DAC in 8-Pin MSOP, V : 2.7V to 5.5V
Low Power, Multiplying V
DAC in MS8 Package.
OUT
OUT
CC
Output Swings from GND to REF. REF Input Can Be
Tied to V
CC
References
LT1460
Micropower Precision Reference
Precision Voltage Reference
Low Cost, 10ppm Drift
LT1461
Ultralow Drift 3ppm/°C, Initial Accuracy: 0.04%
Low Drift 10ppm/°C, Initial Accuracy: 0.05%
LT1634
Micropower Precision Reference
1654fb
LT/LT 0705 REV B • PRINTED IN USA
16 LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
●
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2000
Linear [ Linear ]
