LTC1257 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1257' PDF : 12 Pages View PDF
LTC1257
TYPICAL APPLICATION
Driving LTC1257 with Opto-Isolators
12V
2k
2k
2k
5%
5%
5%
LT1021-5
VOUT VIN
0.1µF
CLK
DIN
LOAD
MOC5008 6
1
4
2
5
MOC5008
1
6
4
2
5
MOC5008
1
6
4
2
5
CLK VCC VREF
DIN
LOAD
LTC1257
VOUT
DOUT
GND
VOUT
1257 TA07
RELATED PARTS
PART NUMBER DESCRIPTION
12 Bit
LTC1446/LTC1446L Dual 12-Bit VOUT DACs in SO-8 Package
LTC1448
Dual 12-Bit VOUT DAC in SO-8 Package, VCC: 2.7V to 5.5V
LTC1450/LTC1450L Single 12-Bit VOUT DACs with Parallel Interface
LTC1451
LTC1452
Single Rail-to-Rail 12-Bit VOUT DAC, Full Scale: 4.095V, VCC: 4.5V to 5.5V,
Internal 2.048V Reference Brought Out to Pin
Single Rail-to-Rail 12-Bit VOUT Multiplying DAC, VCC: 2.7V to 5.5V
LTC1453
Single Rail-to-Rail 12-Bit VOUT DAC, Full Scale: 2.5V, VCC: 2.7V to 5.5V
LTC1454/LTC1454L Dual 12-Bit VOUT DACs in SO-16 Package with Added Functionality
LTC1456
Single Rail-to-Rail Output 12-Bit DAC with Clear Pin, Full Scale: 4.095V,
VCC: 4.5V to 5.5V
LTC1458/LTC1458L Quad 12 Bit Rail-to-Rail Output DACs with Added Functionality
LTC1659
14 Bit
LTC1658
LTC1654
16 Bit
LTC1655(L)
Single Rail-to-Rail 12-Bit VOUT DAC in MSOP-8 Package,
VCC = 2.7V to 5.5V
14-Bit Rail-to-Rail Micropower DAC in MSOP, VCC = 2.7V to 5.5V
Dual 14-Bit VOUT DAC
Single 16-Bit VOUT DAC with Serial Interface in SO-8
COMMENTS
LTC1446: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1446L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
Output Swings from GND to REF, REF Input Can Be
Tied to VCC
LTC1450: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1450L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
Low Power, Complete VOUT DAC in SO-8 Package
Low Power, Multiplying VOUT DAC with Rail-to-Rail
Buffer Amplifier in SO-8 Package
3V, Low Power, Complete VOUT DAC in SO-8 Package
LTC1454: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1454L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
Low Power, Complete VOUT DAC in SO-8 Package with
Clear Pin
LTC1458: VCC = 4.5V to 5.5V, VOUT = 0V to 4.095V
LTC1458L: VCC = 2.7V to 5.5V, VOUT = 0V to 2.5V
Output Swings from GND to REF, REF Input Can Be
Tied to VCC
Output Swings from GND to REF, REF Input Can Be
Tied to VCC
Programmable Speed/Power, SO-8 Footprint
VCC = 5V (3V), Low Power, Deglitched,
VOUT = 0V to 4.096V (0V to 2.5V)
1257fc
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LT 1212 REV C • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1994
Share Link: 
