LTC1664
16
1664fa
LinearTechnology 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 VH and VL Adjustment Circuit for ATE Applications
PART NUMBER
DESCRIPTION
COMMENTS
LTC1665/LTC1660
Octal 8-/10-Bit VOUT DAC in 16-Pin Narrow SSOP
VCC = 2.7V to 5.5V, 60μA per DAC, Rail-to-Rail Output
LTC1661
Dual 10-Bit VOUT DAC in 8-Pin MSOP Package
VCC = 2.7V to 5.5V, 60μA per DAC, Rail-to-Rail Output
LTC1662
Ultra Low Power Dual 10-Bit VOUT DAC in 8-Pin MSOP Package
VCC = 2.7V to 5.5V, 1.5μA per DAC, Rail-to-Rail Output
LTC1663
Single 10-Bit VOUT DAC with 2-Wire Interface in SOT-23 Package
VCC = 2.7V to 5.5V, Internal Reference, 60A
LTC1446/LTC1446L Dual 12-Bit VOUT DACs in SO-8 Package with Internal Reference
LTC1446: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1446L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
LTC1448
Dual 12-Bit VOUT DAC in SO-8 Package
VCC = 2.7V to 5.5V, External Reference Can Be Tied to VCC
LTC1454/LTC1454L Dual 12-Bit VOUT DACs in SO-16 Package with Added Functionality LTC1454: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1454L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
LTC1458/LTC1458L Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality
LTC1458: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1458L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
LT1460
Micropower Precision Series Reference, 2.5V, 5V, 10V Versions
0.075% Max, 10ppm/°C Max, Only 130A Supply Current
LTC1590
Dual 12-Bit IOUT DAC in SO-16 Package
VCC = 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 VOUT DAC in 8-Lead MSOP Package
VCC = 2.7V to 5.5V, Low Power Multiplying VOUT DAC. Output
Swings from GND to REF. REF Input Can Be Tied to VCC
2
6
16
11
DAC A
CLR
VCC
REF
5V
U1 LTC1664
0.1F
VA
3
VH′ = VH + VH
VL′ = VL + VL
VL′
1
8
4
2
VH
(FROM MAIN DAC)
VL
(FROM MAIN DAC)
10V
–5V
RG
50k
RF
5k
VB
VC
VD
GND
1664 TA03
3
DAC B
0.1F
RG
50k
RG
50k
RG
50k
–
+
U2A
LT1368
0.1F
5
7
6
RF
5k
RF
5k
RF
5k
LOGIC
DRIVE
PIN
DRIVER
DAC C
DAC D
CS/LD
SCK
DIN
4
5
8
1
9
7
–
+
U2B
LT1368
VL
VOUT
VH
CODE A
1023
512
0
CODE B
1023
512
0
1023
512
0
1023
512
0
VH, VL
0
+250mV
+500mV
–250mV
0
+250mV
–500mV
–250mV
0
VA = VC = 2.5V
For Resistor Values Shown:
Adjustment Range = ±500mV
Adjustment Step Size = 500V
VH′ = VH +
(VA – VB)
RF
RG
VL′ = VL +
(VC – VD)
RF
RG
VH′