LTC1664
16
1664fa
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
An 11-Bit Pin Driver V
H
and V
L
Adjustment Circuit for ATE Applications
PART NUMBER DESCRIPTION COMMENTS
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
LTC1661 Dual 10-Bit V
OUT
DAC in 8-Pin MSOP Package V
CC
= 2.7V to 5.5V, 60μA per DAC, Rail-to-Rail Output
LTC1662 Ultra Low Power Dual 10-Bit V
OUT
DAC in 8-Pin MSOP Package V
CC
= 2.7V to 5.5V, 1.5μA 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
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
LT1460 Micropower Precision Series Reference, 2.5V, 5V, 10V Versions 0.075% Max, 10ppm/°C Max, Only 130µA Supply Current
LTC1590 Dual 12-Bit I
OUT
DAC in SO-16 Package V
CC
= 4.5V to 5.5V, 4-Quadrant Multiplication
LTC1654 Dual 14-Bit DAC in SO-8 Footprint 1LBS DNL, Selectable Speed/Power
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
2
61611
DAC A
CLR V
CC
REF
5V
U1 LTC1664
0.1µF
0.1µF
0.1µF
V
A
3
V
H
′
= V
H
+ ∆V
H
V
L
′
= V
L
+ ∆V
L
V
L
′
1
8
4
2
V
H
(FROM MAIN DAC)
V
L
(FROM MAIN DAC)
10V
–5V
R
G
50k
R
F
5k
V
B
V
C
V
D
GND
1664 TA03
3
DAC B
0.1µF
R
G
50k
R
G
50k
R
G
50k
–
+
U2A
LT1368
0.1µF
5
7
6
R
F
5k
R
F
5k
R
F
5k
LOGIC
DRIVE
PIN
DRIVER
DAC C
DAC D
CS/LD
SCK
D
IN
4
5
8
1
9
7
–
+
U2B
LT1368
V
L
V
OUT
V
H
CODE A
1023
1023
1023
512
512
512
0
0
0
CODE B
1023
512
0
1023
512
0
1023
512
0
∆V
H
, ∆V
L
0
+250mV
+500mV
–250mV
0
+250mV
–500mV
–250mV
0
V
A
= V
C
= 2.5V
For Resistor Values Shown:
Adjustment Range = ±500mV
Adjustment Step Size = 500µV
V
H
′
= V
H
+ (V
A
– V
B
)
R
F
R
G
V
L
′
= V
L
+ (V
C
– V
D
)
R
F
R
G
V
H
′
