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Product Detailed Parameters
- Description:IC DAC 12BIT V-OUT TSOT23-8
- Series:-
- Mfr:Analog Devices Inc.
- Package:Tube
- Number of Bits:12
- Number of D/A Converters:2
- Settling Time:4.9µs (Typ)
- Output Type:Voltage - Buffered
- Differential Output:No
- Data Interface:SPI
- Reference Type:External, Internal
- Voltage - Supply, Analog:5V
- Voltage - Supply, Digital:5V
- INL/DNL (LSB):±1, ±1 (Max)
- Architecture:-
- Operating Temperature:-40°C ~ 125°C
- Package / Case:SOT-23-8 Thin, TSOT-23-8
- Supplier Device Package:TSOT-23-8
- Mounting Type:Surface Mount
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Overview
The LTC2632HTS8-HI12 is a dual 12-bit voltage-output digital-to-analog converter (DAC) from Analog Devices, housed in an 8-lead TSOT-23 package. 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 supply voltage ranging from 4.5V to 5.5V. It utilizes a 3-wire SPI/MICROWIRE compatible serial interface with clock rates up to 50MHz. Key electrical specifications include a maximum integral nonlinearity (INL) error of ±2.5LSB for the standard grade, rail-to-rail output buffers, and a power-on reset function that defaults to mid-scale in internal reference mode.
Feature Summary
- Dual 12-bit DACs with integrated 4.096V precision reference
- 10ppm/°C reference temperature coefficient
- SPI/MICROWIRE compatible 3-wire serial interface
- Power-on reset to mid-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 against the manufacturer's current documentation to confirm availability and exact configuration details. Ensure the component meets the required automotive temperature range specifications (-40°C to 125°C) for the intended application environment.
Selection Notes
Select this model when a 4.096V full-scale output is required with an integrated reference. The H-grade designation indicates suitability for the -40°C to 125°C automotive temperature range. Confirm that the system supply voltage remains within the 4.5V to 5.5V operating window for specified performance.
Part Context
This component belongs to the LTC2632 family of dual DACs available in various resolutions (8-, 10-, and 12-bit) and accuracy grades. The 'H' suffix denotes the automotive temperature grade, while 'HI12' specifies the 4.096V full-scale internal reference and mid-scale power-on reset behavior for the 12-bit resolution variant.
Replacement Considerations
Compatible substitutes within the same family include the LTC2632ACTS8-HI12, which shares identical electrical characteristics but operates in the commercial temperature range (0°C to 70°C). Other variants such as the LTC2632HTS8-LI12 offer different full-scale voltages or reset behaviors.
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