LTC1664_1 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1664_1' PDF : 16 Pages View PDF
LTC1664
TYPICAL APPLICATION
An 11-Bit Pin Driver VH and VL Adjustment Circuit for ATE Applications
5V
0.1µF
11
16
6
CLR
VCC
REF
U1 LTC1664
VH
(FROM MAIN DAC)
DAC A
RG
VA 50k
2
10V
RF
5k
8
3+
U2A
0.1µF
1
VH′ = VH + ∆VH
2
LT1368
–
0.1µF
VL′
DAC B
RG
VB 50k
3
4
– 5V
0.1µF
VL
RF
(FROM MAIN DAC)
5k
VH
DAC C
RG
VC 50k
4
RF
5k
5+
U2B
7
VL′ = VL + ∆VL
VL
PIN
DRIVER
DAC D
RG
VD 50k
5
6
LT1368
–
RF
5k
0.1µF
LOGIC
DRIVE
VH′
VOUT
1664 TA03
CS/LD
7
DIN
9
SCK
8
GND
1
CODE A
1023
1023
1023
512
512
512
0
0
0
CODE B ∆VH, ∆VL
1023
0
512 + 250mV
0 +500mV
1023 – 250mV
512
0
0 + 250mV
1023 –500mV
512 –250mV
0
0
VA = VC = 2.5V
VH′
=
VH
+
RF
RG
(VA
–
VB)
VL′
=
VL
+
RF
RG
(VC
–
VD)
For Resistor Values Shown:
Adjustment Range = ±500mV
Adjustment Step Size = 500µV
RELATED PARTS
PART NUMBER
LTC1665/LTC1660
LTC1661
LTC1662
LTC1663
LTC1446/LTC1446L
LTC1448
LTC1454/LTC1454L
LTC1458/LTC1458L
LT1460
LTC1590
LTC1654
LTC1659
DESCRIPTION
Octal 8/10-Bit VOUT DAC in 16-Pin Narrow SSOP
Dual 10-Bit VOUT DAC in 8-Pin MSOP Package
Ultra Low Power Dual 10-Bit VOUT DAC in 8-Pin MSOP Package
Single 10-Bit VOUT DAC with 2-Wire Interface in SOT-23 Package
Dual 12-Bit VOUT DACs in SO-8 Package with Internal Reference
Dual 12-Bit VOUT DAC in SO-8 Package
Dual 12-Bit VOUT DACs in SO-16 Package with Added Functionality
Quad 12-Bit Rail-to-Rail Output DACs with Added Functionality
Micropower Precision Series Reference, 2.5V, 5V, 10V Versions
Dual 12-Bit IOUT DAC in SO-16 Package
Dual 14-Bit DAC in SO-8 Footprint
Single Rail-to-Rail 12-Bit VOUT DAC in 8-Lead MSOP Package
VCC: 2.7V to 5.5V
COMMENTS
VCC = 2.7V to 5.5V, 60µA per DAC, Rail-to-Rail Output
VCC = 2.7V to 5.5V, 60µA per DAC, Rail-to-Rail Output
VCC = 2.7V to 5.5V, 1.5µA per DAC, Rail-to-Rail Output
VCC = 2.7V to 5.5V, Internal Reference, 60µA
LTC1446: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1446L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
VCC = 2.7V to 5.5V, External Reference Can Be Tied to VCC
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: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1458L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
0.075% Max, 10ppm/°C Max, Only 130µA Supply Current
VCC = 4.5V to 5.5V, 4-Quadrant Multiplication
1LBS DNL, Selectable Speed/Power
Low Power Multiplying VOUT DAC. Output Swings from
GND to REF. REF Input Can Be Tied to VCC
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com
1664f LT/TP 0700 4K • PRINTED IN THE USA
© LINEAR TECHNOLOGY CORPORATION 2000
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