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Product Detailed Parameters
- Description:IC DAC 10BIT V-OUT 14DFN
- Series:-
- Mfr:Analog Devices Inc.
- Package:Tape & Reel (TR)
- Number of Bits:10
- Number of D/A Converters:8
- Settling Time:4.3µs (Typ)
- Output Type:Voltage - Buffered
- Differential Output:No
- Data Interface:I2C
- Reference Type:External, Internal
- Voltage - Supply, Analog:5V
- Voltage - Supply, Digital:5V
- INL/DNL (LSB):±0.2, ±0.5 (Max)
- Architecture:-
- Operating Temperature:-40°C ~ 125°C
- Package / Case:14-WFDFN Exposed Pad
- Supplier Device Package:14-DFN (4x3)
- Mounting Type:Surface Mount
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Overview
The LTC2637HDE-HZ10#TRPBF is an octal 10-bit voltage-output digital-to-analog converter (DAC) from Analog Devices. It features an integrated precision reference with a full-scale output of 4.096V and a temperature coefficient of 10ppm/°C. The device operates on a single 4.5V to 5.5V supply and communicates via a 2-wire I2C-compatible serial interface supporting standard (100kHz) and fast (400kHz) modes. It includes double-buffered data latches, power-on reset to zero-scale, and rail-to-rail output buffers guaranteed monotonic over the automotive temperature range (-40°C to 125°C).
Feature Summary
- Octal 10-bit resolution with integrated 4.096V precision reference (10ppm/°C)
- I2C-compatible serial interface with selectable slave addresses via CA pins
- Rail-to-rail output buffers with ultralow crosstalk (<3nV•s)
- Power-on reset to zero-scale in internal reference mode
Applications
- Mobile communications
- Process control and industrial automation
- Automatic test equipment
- Portable equipment
- Automotive systems
Procurement Notes
Verify the specific ordering suffix #TRPBF indicates tape and reel packaging containing 2500 pieces. Confirm the H-grade designation matches the required -40°C to 125°C operating temperature range for the application environment.
Selection Notes
Select this part for designs requiring multiple low-drift voltage outputs with minimal external components. Ensure the supply voltage remains within the 4.5V to 5.5V range specified for the H-grade variant. Verify I2C bus timing requirements against the device's fast mode specifications.
Part Context
This component belongs to the LTC2637 family, which offers 8-, 10-, and 12-bit resolutions in 14-lead DFN and 16-lead MSOP packages. The H-grade variant specifically targets automotive applications with extended temperature capabilities compared to C and I grades.
Replacement Considerations
Direct substitutes include other LTC2637 variants with different resolutions or package types, such as LTC2637HDE-HZ12#TRPBF (12-bit) or LTC2637HMS-HZ10#TRPBF (MSOP package), provided pin compatibility and electrical parameters align.
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