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LTC1448IS8#PBF

Description
Digital to Analog Converters - DAC 12-Bit Volt Output Dual DAC
CategoryAnalog mixed-signal IC    converter   
File Size211KB,12 Pages
ManufacturerADI
Websitehttps://www.analog.com
Environmental Compliance
Download Datasheet Parametric Compare View All

LTC1448IS8#PBF Overview

Digital to Analog Converters - DAC 12-Bit Volt Output Dual DAC

LTC1448IS8#PBF Parametric

Parameter NameAttribute value
Brand NameAnalog Devices Inc
Is it lead-free?Contains lead
Is it Rohs certified?conform to
MakerADI
package instruction0.150 INCH, PLASTIC, SOP-8
Contacts8
Manufacturer packaging code05-08-1610 (S8)
Reach Compliance Codecompliant
Maximum analog output voltage5.5 V
Minimum analog output voltage
Converter typeD/A CONVERTER
Enter bit codeBINARY
Input formatSERIAL
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.9 mm
Maximum linear error (EL)0.1343%
Humidity sensitivity level1
Number of digits12
Number of functions2
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Maximum seat height1.75 mm
Nominal settling time (tstl)14 µs
Maximum slew rate0.7 mA
Nominal supply voltage3 V
surface mountYES
Temperature levelINDUSTRIAL
Terminal surfaceMATTE TIN
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
width3.9 mm
LTC1448
Dual 12-Bit Rail-to-Rail
Micropower DAC
FEATURES
s
s
s
s
s
s
s
DESCRIPTION
The LTC
®
1448 is a dual rail-to-rail voltage output, 12-bit
digital-to-analog converter (DAC). It includes rail-to-rail
output buffer amplifiers and an easy-to-use 3-wire serial
interface. It is available in 8-pin SO and PDIP packages and
provides the smallest footprint of any dual 12-bit DAC.
The LTC1448 has an external reference input pin (REF)
and its outputs swing from 0V to REF. The REF input can
be tied to V
CC
providing rail-to-rail operation from supplies
of 2.7V to 5.5V. (For devices with internal reference see the
LTC1446 data sheet.) The LTC1448 dissipates 2.5mW
from a 5V supply.
The low power supply current and the small SO-8 package
make the LTC1448 ideal for battery-powered applications.
s
s
s
s
SO-8 Package
12-Bit Resolution
Buffered True Rail-to-Rail Voltage Output
External Reference Input Can Be Tied to V
CC
Output Swings from 0V to V
REF
3V and 5V Supply Operation
Schmitt Trigger on Clock Input Allows Direct
Optocoupler Interface
Power-On Reset Clears DACs to 0V
3-Wire Serial Interface
Maximum DNL Error: 0.5LSB
Low Cost
APPLICATIONS
s
s
s
s
Digital Calibration
Industrial Process Control
Automatic Test Equipment
Cellular Telephones
, LTC and LT are registered trademarks of Linear Technology Corporation.
TYPICAL APPLICATION
Functional Block Diagram: 12-Bit Rail-to-Rail Dual DAC
2.7V TO 5.5V
0.5
7
V
CC
2 D
IN
4
REF
DNL ERROR (LSB)
+
12-BIT
DAC B
V
OUT B
8
µP
1 CLK
3 CS/LD
24-BIT
SHIFT
REG
AND
DAC
LATCH
RAIL-TO-RAIL
VOLTAGE
OUTPUTS
+
12-BIT
DAC A
V
OUT A
5
POWER-ON
RESET
GND
6
1448 TA01
U
U
U
Differential Nonlinearity
vs Input Code
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
512 1024 1536 2048 2560 3072 3584 4095
CODE
1448 TA02
1

LTC1448IS8#PBF Related Products

LTC1448IS8#PBF LTC1448IS8#TRPBF LTC1448CS8#TR LTC1448IS8#TR LTC1448CS8#TRPBF LTC1448CS8#PBF LTC1448CN8#PBF LTC1448IN8#PBF
Description Digital to Analog Converters - DAC 12-Bit Volt Output Dual DAC Digital to Analog Converters - DAC 12-Bit Volt Output Dual DAC Digital to Analog Converters - DAC LTC1448 - Dual 12-Bit Rail-to-Rail Micropower DAC Digital to Analog Converters - DAC LTC1448 - Dual 12-Bit Rail-to-Rail Micropower DAC Digital to Analog Converters - DAC 12-Bit Volt Output Dual DAC Digital to Analog Converter - DAC 12-Bit Volt Output Dual DAC Digital to Analog Converter - DAC 12-Bit Volt Output Dual DAC Digital to Analog Converter - DAC 12-Bit Volt Output Dual DAC
Is it Rohs certified? conform to conform to incompatible incompatible conform to conform to conform to conform to
Maker ADI ADI ADI ADI ADI ADI ADI ADI
package instruction 0.150 INCH, PLASTIC, SOP-8 SOP, SOP, SOP, SOP, 0.150 INCH, PLASTIC, SOP-8 0.300 INCH, PLASTIC, DIP-8 0.300 INCH, PLASTIC, DIP-8
Reach Compliance Code compliant compliant not_compliant not_compliant compliant compliant compliant compliant
Brand Name Analog Devices Inc Analog Devices Inc - - Analog Devices Inc Analog Devices Inc Analog Devices Inc Analog Devices Inc
Is it lead-free? Contains lead Contains lead - - Contains lead Contains lead Contains lead Contains lead
Contacts 8 8 - - 8 8 8 8
Manufacturer packaging code 05-08-1610 (S8) 05-08-1610 (S8) - - 05-08-1610 (S8) 05-08-1610 (S8) 05-08-1510 (N8) 05-08-1510 (N8)
Maximum analog output voltage 5.5 V - - 5.5 V - 5.5 V 5.5 V 5.5 V
Converter type D/A CONVERTER - - D/A CONVERTER - D/A CONVERTER D/A CONVERTER D/A CONVERTER
Enter bit code BINARY - - BINARY - BINARY BINARY BINARY
Input format SERIAL - - SERIAL - SERIAL SERIAL SERIAL
JESD-30 code R-PDSO-G8 - - R-PDSO-G8 - R-PDSO-G8 R-PDIP-T8 R-PDIP-T8
JESD-609 code e3 - - e0 - e3 e3 e3
Maximum linear error (EL) 0.1343% - - 0.1343% - 0.1343% 0.1343% 0.1343%
Humidity sensitivity level 1 - - 1 - 1 1 1
Number of digits 12 - - 12 - 12 12 12
Number of functions 2 - - 2 - 2 2 2
Number of terminals 8 - - 8 - 8 8 8
Maximum operating temperature 85 °C - - 85 °C - 70 °C 70 °C 85 °C
Package body material PLASTIC/EPOXY - - PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP - - SOP - SOP DIP DIP
Package shape RECTANGULAR - - RECTANGULAR - RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE - - SMALL OUTLINE - SMALL OUTLINE IN-LINE IN-LINE
Peak Reflow Temperature (Celsius) 260 - - 235 - 260 NOT SPECIFIED NOT SPECIFIED
Certification status Not Qualified - - Not Qualified - Not Qualified Not Qualified Not Qualified
Maximum seat height 1.75 mm - - 1.75 mm - 1.75 mm 3.937 mm 3.937 mm
Nominal settling time (tstl) 14 µs - - 14 µs - 14 µs 14 µs 14 µs
Maximum slew rate 0.7 mA - - 0.7 mA - 0.7 mA 0.7 mA 0.7 mA
Nominal supply voltage 3 V - - 3 V - 3 V 3 V 3 V
surface mount YES - - YES - YES NO NO
Temperature level INDUSTRIAL - - INDUSTRIAL - COMMERCIAL COMMERCIAL INDUSTRIAL
Terminal surface MATTE TIN - - Tin/Lead (Sn/Pb) - MATTE TIN MATTE TIN MATTE TIN
Terminal form GULL WING - - GULL WING - GULL WING THROUGH-HOLE THROUGH-HOLE
Terminal pitch 1.27 mm - - 1.27 mm - 1.27 mm 2.54 mm 2.54 mm
Terminal location DUAL - - DUAL - DUAL DUAL DUAL
Maximum time at peak reflow temperature 30 - - 20 - 30 NOT SPECIFIED NOT SPECIFIED
width 3.9 mm - - 3.9 mm - 3.9 mm 7.62 mm 7.62 mm
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