LTC2630
22
2630ff
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2007
LT 0612 REV F PRINTED IN USA
relateD parts
typical application
SDI
SCK
CS/LD
1F
Q1
2N3440
RS
10
IOUT
VLOOP
5.4V TO 80V
VCC
VOUT
FROM
OPTO-
ISOLATED
INPUTS
LTC2630-HZ
2630 TA02
3.01k
10k
1000PF
–
+
LTC2054
1k
ROFFSET
374k
0.1%
RGAIN
76.8k
0.1%
OPTO-ISOLATORS
500
5V
10k
4N28
SDI
SCK
CS/LD
SDI
SCK
CS/LD
IN
OUT
SHDN SENSE
GND
LT3010-5
Figure 5. An Optoisolated 4mA to 20mA Process Controller
PART NUMBER
DESCRIPTION
COMMENTS
LTC1660/LTC1665
Octal 10-/8-Bit VOUT DACs in 16-Pin Narrow SSOP VCC = 2.7V to 5.5V, Micropower, Rail-to-Rail Output
LTC1663
Single 10-Bit VOUT DAC in SOT-23
VCC = 2.7V to 5.5V, 60A, Internal reference, SMBus Interface
LTC1664
Quad 10-Bit VOUT DAC in 16-Pin Narrow SSOP
VCC = 2.7V to 5.5V, Micropower, Rail-to-Rail Output
LTC1669
Single 10-Bit VOUT DAC in SOT-23
VCC = 2.7V to 5.5V, 60A, Internal reference, I2C Interface
LTC1821
Parallel 16-Bit Voltage Output DAC
Precision 16-Bit Settling in 2s for 10V Step
LTC2600/LTC2610/LTC2620
Octal 16-/14-/12-Bit VOUT DACs in 16-Lead SSOP
250A per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
LTC2601/LTC2611/LTC2621
Single 16-/14-/12-Bit VOUT DACs in 10-Lead DFN
300A per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
LTC2602/LTC2612/LTC2622
Dual 16-/14-/12-Bit VOUT DACs in 8-Lead MSOP
300A per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
LTC2604/LTC2614/LTC2624
Quad 16-/14-/12-Bit VOUT DACs in 16-Lead SSOP 250A per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
LTC2631
Single 12-/10-/8-Bit I2C VOUT DACs with
10ppm/°C Reference in ThinSOT
180A per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference,
Selectable External Ref. Mode, Rail-to-Rail Output, I2C Interface
LTC2640
Single 12-/10-/8-Bit SPI VOUT DACs with
10ppm/°C Reference in ThinSOT
180A per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference,
Selectable External Ref. Mode, Rail-to-Rail Output, SPI Interface