LTC1662
16
1662fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2000
LT 0112 REV A • PRINTED IN USA
relateD parts
typical application
Ultralow Power DAC Optimizes Mixer Performance
3.3V
V
OUT A
V
OUT B
1
CS/LD
SDI
SCK
4
6 V
CC
REF
3
2
8
5
GND7
0.1µF
560k
LTC1662
DAC A
DAC B
560k
I + Q
MIXER
I I
P
Q
Q Q
P
I I
P
Q
LO RF
Q
P
3.9k
0.1%
3.9k
0.1%
3.3V
2
0.1µF
LTC1258-2.5
1
2.5V
4
1662 TA04
LO
3.9k
0.1%
3.9k
0.1%
3.9k
0.1%
3.9k
0.1%
3.9k, 0.1%
3.9k, 0.1%
PART NUMBER DESCRIPTION COMMENTS
LTC1661 Dual 10-Bit V
OUT
DAC in 8-Lead MSOP Package V
CC
= 2.7V to 5.5V, 60µA per DAC, Rail-to-Rail Output
LTC1663 Single 10-Bit V
OUT
DAC with 2-Wire Interface in SOT-23 Package V
CC
= 2.7V to 5.5V, Internal Reference, 60µA
LTC1664 Quad 10-Bit V
OUT
DAC in 16-Pin Narrow SSOP V
CC
= 2.7V to 5.5V, 60µA per DAC, Rail-to-Rail Output
LTC1665/LTC1660 Octal 8-/10-Bit V
OUT
DAC in 16-Pin Narrow SSOP V
CC
= 2.7V to 5.5V, 60µA per DAC, Rail-to-Rail Output
LTC1446/LTC1446L Dual 12-Bit V
OUT
DACs in SO-8 Package with Internal Reference LTC1446: V
CC
= 4.5V to 5.5V, V
OUT
= 0V to 4.095V
LTC1446L: V
CC
= 2.7V to 5.5V, V
OUT
= 0V to 2.5V
LTC1448 Dual 12-Bit V
OUT
DAC in SO-8 Package V
CC
= 2.7V to 5.5V, External Reference Can Be Tied to V
CC
LTC1454/LTC1454L Dual 12-Bit V
OUT
DACs in SO-16 Package with Added Functionality LTC1454: V
CC
= 4.5V to 5.5V, V
OUT
= 0V to 4.095V
LTC1454L: V
CC
= 2.7V to 5.5V, V
OUT
= 0V to 2.5V
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 4.095V
LTC1458L: V
CC
= 2.7V to 5.5V, V
OUT
= 0V to 2.5V
LTC1659 Single Rail-to-Rail 12-Bit V
OUT
DAC in 8-Lead MSOP Package V
CC
= 2.7V to 5.5V, Low Power Multiplying V
OUT
DAC. Output
Swings from GND to REF. REF Input Can Be Tied to V
CC
