Техническая Спецификация для Linear Technology LTC2635-HZ12: 12-Bit Quad I²C DAC, req DC590 DC1593A-E DC1593A-E
Модели
DC1593A-E
LTC2635
2635fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2009
LT 0610 REV B • PRINTED IN USA
relateD parts
Voltage Margining Application with LTC3850 (1.2V ±5%) –LTC2635– LMO Option Only
typical application
2635 TA02
0.1µF
5V
REF
7
2
3
4
5
5
TO I
2
C
BUS
2635 TA03
6
V
CC
CAO
SCL
SDA
SCL
SDA
GND
LTC2635CMSE-LMOI2
DAC A
DAC B
DAC D
DAC C
1
9
10k
15k
0.22µF
10
8
BOOST1
TG1
SW1
BG1
PGND
SENSE
+
RUN1
SENSE
–
V
FB1
PGOOD
INTV
CC
10Ω
10Ω
1nF
2.2µH
0.008Ω
V
IN
6.5V TO 14V
V
OUT
1.2V ±5%
MODE/PLLIN
500kHz
FREQ
TK/SS1
I
LIM
V
IN
2.2Ω
100k
I
TH1
10k
LTC3850EUF
1nF
3.32k
1nF
100pF
10k
10nF
0.1µF
0.1µF
0.1µF
SGND
20k
4.7µF
15pF
63.4k
DAC D
V
OUT
OUTPUT DAC CODE
1.26V
0.5V
819
1.2V
0.8V
1311
1.14V
1.1V
1802
PART NUMBER
DESCRIPTION
COMMENTS
LTC2654/LTC2655 Quad 16-/12 Bit, SPI/I
2
C V
OUT
DACs with 10ppm/°C
Maximum Reference
±4LSB INL Maximum at 16 Bits and ±2mV Offset Error, Rail-to-Rail Output,
20-Lead 4mm
× 4mm QFN and 16-Lead Narrow SSOP Packages
LTC2609/LTC2619/
LTC2629
Quad 16-/14-/12-Bit V
OUT
DACs with I
2
C Interface
250µA per DAC, 2.7V to 5.5V Supply Range, Rail-to-Rail Output with
Separate V
REF
Pins for Each DAC
LTC2604/LTC2614/
LTC2624
Quad 16-/14-/12-Bit, SPI V
OUT
DACs with External
Reference
250µA per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output, 16-Lead
SSOP Package
LTC2634
Quad 12-/10-/8-Bit SPI V
OUT
DACs with 10ppm/°C
Reference
125µA per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference, External
REF Mode, Rail-to-Rail Output, 16-Pin 3mm
× 3mm QFN and 10-Lead MSOP
Packages
LTC2656/LTC2657 Octal 16-/12 Bit, SPI/I
2
C V
OUT
DACs with 10ppm/°C
Maximum Reference
±4LSB INL Maximum at 16 Bits and ±2mV Offset Error, Rail-to-Rail Output,
20-Lead 4mm
× 5mm QFN and 16-Lead TSSOP Packages
LTC2636/LTC2637 Octal 12-/10-/8-Bit, SPI/I
2
C V
OUT
DACs with
10ppm/°C Reference
125µA per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference, External
REF Mode, Rail-to-Rail Output, 14-Lead 4mm
× 3mm DFN and 16-Lead
MSOP Packages
LTC2630/LTC2631 Single 12-/10-/8-Bit, SPI/ I
2
C V
OUT
DACs with
10ppm/°C Reference
180µA per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference,
Rail-to-Rail Output, SC70 (LTC2630)/ThinSOT™ (LTC2631) Packages
LTC2640
Single 12-/10-/8-Bit, SPI V
OUT
DACs with 10ppm/°C
Reference
180µA per DAC, 2.7V to 5.5V Supply Range, 10ppm/°C Reference, External
REF Mode, Rail-to-Rail Output, ThinSOT Package
LTC1664
Quad 10-Bit, Serial V
OUT
DAC
V
CC
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output, 16-Pin Narrow SSOP