LTC2656 Linear Technology Corporation, LTC2656 Datasheet - Page 24

• Manufacturer Part Number: LTC2656
• Description: Octal 16-/12-Bit Rail-to-Rail DACs
• Manufacturer: Linear Technology Corporation

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LTC2656
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LTC1660/LTC1665
LTC1664
LTC1821
LTC2600/LTC2610/
LTC2620
LTC2601/LTC2611/
LTC2621
LTC2602/LTC2612/
LTC2622
LTC2604/LTC2614/
LTC2624
LTC2605/LTC2615/
LTC2625
LTC2606/LTC2616/
LTC2626
LTC2609/LTC2619/
LTC2629
LTC2636
LTC2641/LTC2642
LTC2704
LTC2755
24
MICROCONTROLLER
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Octal 10-/8-Bit V
Quad 10-Bit V
Single 16-Bit V
Octal 16-/14-/12-Bit V
Single 16-/14-/12-Bit V
Dual 16-/14-/12-Bit V
Quad 16-/14-/12-Bit V
Octal 16-/14-/12-Bit V
Single 16-/14-/12-Bit V
Quad 16-/14-/12-Bit V
Octal 12-/10-/8-Bit V
Single 16-/14-/12-Bit V
Quad 16-/14-/12-Bit V
±1LSB DNL
Quad 16-/14-/12-Bit I
±1LSB DNL
TO
●
FAX: [phone]
OUT
OUT
ZERO-SCALE
10
OUT
MID-SCALE
0.1μF
7
8
9
*PIN NUMBERS INDICATED ARE FOR THE QFN PACKAGE
DAC in 16-Pin Narrow SSOP
DAC with ±1LSB INL, DNL
C1
CS
SCK
SDO
SDI
REFCOMP REFIN/OUT
DACs in 16-Pin Narrow SSOP
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
DACs with 10ppm/°C Reference
DACs in 8-Lead MSOP
DACs with ±1LSB INL,
DACs in 16-Lead Narrow SSOP
DACs with I
DACs in 16-Lead SSOP
DACs with I
DACs with ±2LSB INL,
DACs in 10-Lead DFN
DACs with I
DACs with ±1LSB INL, DNL
●
V
Digitally Controlled Output Voltage 1.1A Supply
CC
www.linear.com
4
2
GND
21
C1
0.1μF
LTC2656*
JP2
2
2
REFLO
C Interface
2
C Interface
LDAC
C Interface
19
GND
3
1
PORSEL
18
V
V
CC
CC
V
V
V
V
V
V
V
V
CLR
OUTD
OUTG
OUTH
OUTA
OUTB
OUTC
OUTE
OUTF
R4
7.5k
COMMENTS
V
V
Parallel Interface, Precision 16-Bit Settling in 2μs for 10V Step
250μA per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
300μA per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
300μA per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
250μA per DAC, 2.5V to 5.5V Supply Range, Rail-to-Rail Output,
SPI Serial Interface
250μA per DAC, 2.7V to 5.5V Supply Range, Rail-to-Rail Output
270μA per DAC, 2.7V to 5.5V Supply Range, Rail-to-Rail Output
250μA per DAC, 2.7V to 5.5V Supply Range, Rail-to-Rail Output with
Separate V
125μA per DAC, 2.7V to 5.5V Supply Range, Internal 1.25V or 2.048V
Reference, Rail-to-Rail Output, SPI Interface
±1LSB (Max) INL, DNL, 3mm x 3mm DFN and MSOP Packages,
120μA Supply Current, SPI Interface
Software Programmable Output Ranges Up to ±10V, SPI Interface
Software Programmable Output Ranges Up to ±10V, Parallel Interface
C1
0.1μF
CC
CC
20
1
3
4
13
14
15
16
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output
= 2.7V to 5.5V, Micropower, Rail-to-Rail Output
1.2V TO 36V
REF
V
IN
NOTE: LT3080 MINIMUM LOAD CURRENT
IS 0.5mA
V
CONTROL
Pins for Each DAC
1μF
IN
SET
LT3080
+
–
© LINEAR TECHNOLOGY CORPORATION 2009
OUT
LT 0409 • PRINTED IN USA
2656 TA02
V
2.2μF
OUT
2656p