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MCP4821T-E/MC

Description
Digital to Analog Converter - DAC Sngl 12bit DAC w/SPI interface intnl Vref
CategoryAnalog mixed-signal IC    converter   
File Size1MB,49 Pages
ManufacturerMicrochip
Websitehttps://www.microchip.com
Environmental Compliance
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MCP4821T-E/MC Overview

Digital to Analog Converter - DAC Sngl 12bit DAC w/SPI interface intnl Vref

MCP4821T-E/MC Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerMicrochip
Parts packaging codeDFN
package instructionHVSON, SOLCC8,.12,20
Contacts8
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time6 weeks
Maximum analog output voltage5.46 V
Minimum analog output voltage0.01 V
Converter typeD/A CONVERTER
Enter bit codeBINARY
Input formatSERIAL
JESD-30 codeR-PDSO-N8
JESD-609 codee3
length3 mm
Maximum linear error (EL)0.293%
Humidity sensitivity level1
Number of digits12
Number of functions1
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeHVSON
Encapsulate equivalent codeSOLCC8,.12,20
Package shapeRECTANGULAR
Package formSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius)260
power supply3/5 V
Certification statusNot Qualified
Maximum seat height1 mm
Nominal settling time (tstl)4.5 µs
Nominal supply voltage5 V
surface mountYES
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn) - annealed
Terminal formNO LEAD
Terminal pitch0.5 mm
Terminal locationDUAL
Maximum time at peak reflow temperature40
width2 mm
MCP4801/4811/4821
8/10/12-Bit Voltage Output Digital-to-Analog Converter
with Internal V
REF
and SPI Interface
Features
MCP4801: 8-Bit Voltage Output DAC
MCP4811: 10-Bit Voltage Output DAC
MCP4821: 12-Bit Voltage Output DAC
Rail-to-Rail Output
SPI Interface with 20 MHz Clock Support
Simultaneous Latching of the DAC Output
with LDAC Pin
Fast Settling Time of 4.5 µs
Selectable Unity or 2x Gain Output
2.048V Internal Voltage Reference
50 ppm/°C V
REF
Temperature Coefficient
2.7V to 5.5V Single-Supply Operation
Extended Temperature Range: -40°C to +125°C
Description
The MCP4801/4811/4821 devices are single channel
8-bit, 10-bit and 12-bit buffered voltage output
Digital-to-Analog Converters (DACs), respectively. The
devices operate from a single 2.7V to 5.5V supply with
an SPI compatible Serial Peripheral Interface.
The devices have a high precision internal voltage
reference (V
REF
= 2.048V). The user can configure the
full-scale range of the device to be 2.048V or 4.096V by
setting the Gain Selection Option bit (gain of 1 of 2).
The devices can be operated in Active or Shutdown
mode by setting a Configuration register bit or using the
SHDN pin. In Shutdown mode, most of the internal
circuits, including the output amplifier, are turned off for
power savings, while the amplifier output (V
OUT
) stage is
configured to present a known high resistance output
load (500 k typical.
The devices include double-buffered registers,
allowing a synchronous update of the DAC output
using the LDAC pin. These devices also incorporate a
Power-on Reset (POR) circuit to ensure reliable power-
up.
The devices utilize a resistive string architecture, with
its inherent advantages of low DNL error, low ratio
metric temperature coefficient and fast settling time.
These devices are specified over the extended
temperature range (+125°C).
The devices provide high accuracy and low noise
performance for consumer and industrial applications
where calibration or compensation of signals (such as
temperature, pressure and humidity) are required.
The MCP4801/4811/4821 devices are available in the
PDIP, SOIC, MSOP and DFN packages.
Applications
Set Point or Offset Trimming
Sensor Calibration
Precision Selectable Voltage Reference
Portable Instrumentation (Battery-Powered)
Calibration of Optical Communication Devices
Related Products
(1)
P/N
MCP4801
MCP4811
MCP4821
MCP4802
MCP4812
MCP4822
MCP4901
MCP4911
MCP4921
MCP4902
MCP4912
MCP4922
DAC
Resolution
8
10
12
8
10
12
8
10
12
8
10
12
No. of
Channel
1
1
1
2
2
2
1
1
1
2
2
2
External
Internal
(2.048V)
Voltage
Reference
(V
REF
)
Note 1:
The products listed here have similar
AC/DC performances.
2010 Microchip Technology Inc.
DS22244B-page 1

MCP4821T-E/MC Related Products

MCP4821T-E/MC MCP4801T-E/MC MCP4811-E/MS MCP4821-E/P
Description Digital to Analog Converter - DAC Sngl 12bit DAC w/SPI interface intnl Vref Digital to Analog Converters - DAC Sngl 8-bit DAC w/SPI interface intnl Vref Digital to Analog Converter - DAC Sngl 10bit DAC w/SPI interface intnl Vref Digital to Analog Converter - DAC Single 12-bit DAC
Is it lead-free? Lead free Lead free Lead free Lead free
Is it Rohs certified? conform to conform to conform to conform to
Parts packaging code DFN DFN MSOP DIP
package instruction HVSON, SOLCC8,.12,20 HVSON, SOLCC8,.12,20 TSSOP, TSSOP8,.19 DIP, DIP8,.3
Contacts 8 8 8 8
Reach Compliance Code compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99
Factory Lead Time 6 weeks 5 weeks 18 weeks 7 weeks
Maximum analog output voltage 5.46 V 5.46 V 5.46 V 5.46 V
Minimum analog output voltage 0.01 V 0.01 V 0.01 V 0.01 V
Converter type D/A CONVERTER D/A CONVERTER D/A CONVERTER D/A CONVERTER
Enter bit code BINARY BINARY BINARY BINARY
Input format SERIAL SERIAL SERIAL SERIAL
JESD-30 code R-PDSO-N8 R-PDSO-N8 S-PDSO-G8 R-PDIP-T8
JESD-609 code e3 e3 e3 e3
length 3 mm 3 mm 3 mm 9.46 mm
Maximum linear error (EL) 0.293% 0.293% 0.293% 0.293%
Number of digits 12 8 10 12
Number of functions 1 1 1 1
Number of terminals 8 8 8 8
Maximum operating temperature 85 °C 85 °C 85 °C 85 °C
Minimum operating temperature -40 °C -40 °C -40 °C -40 °C
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code HVSON HVSON TSSOP DIP
Encapsulate equivalent code SOLCC8,.12,20 SOLCC8,.12,20 TSSOP8,.19 DIP8,.3
Package shape RECTANGULAR RECTANGULAR SQUARE RECTANGULAR
Package form SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, THIN PROFILE, SHRINK PITCH IN-LINE
Peak Reflow Temperature (Celsius) 260 260 260 NOT APPLICABLE
power supply 3/5 V 3/5 V 3/5 V 3/5 V
Certification status Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 1 mm 1 mm 1.1 mm 4.32 mm
Nominal settling time (tstl) 4.5 µs 4.5 µs 4.5 µs 4.5 µs
Nominal supply voltage 5 V 5 V 5 V 5 V
surface mount YES YES YES NO
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Terminal surface Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn) - annealed Matte Tin (Sn)
Terminal form NO LEAD NO LEAD GULL WING THROUGH-HOLE
Terminal pitch 0.5 mm 0.5 mm 0.65 mm 2.54 mm
Terminal location DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 40 40 40 NOT APPLICABLE
width 2 mm 2 mm 3 mm 7.62 mm
Maker Microchip Microchip Microchip -
Humidity sensitivity level 1 1 1 -
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