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Product Detailed Parameters
- Description:IC DAC 10BIT V-OUT TSOT23-8
- Series:-
- Mfr:Analog Devices Inc.
- Package:Tape & Reel (TR)
- Number of Bits:10
- Number of D/A Converters:1
- Settling Time:4.2µs (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):±0.2, ±0.5 (Max)
- Architecture:-
- Operating Temperature:-40°C ~ 85°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 LTC2640ITS8-HZ10#TRPBF is a single-channel, 10-bit voltage-output digital-to-analog converter (DAC) from Analog Devices. It features an integrated precision reference with a temperature coefficient of 10ppm/°C and a full-scale output voltage of 2.5V. The device operates on a single supply ranging from 2.7V to 5.5V and utilizes a 3-wire SPI/MICROWIRE compatible serial interface with clock rates up to 50MHz. It includes a power-on reset circuit that defaults the output to zero-scale upon initialization. The component is housed in an 8-lead TSOT-23 package and supports industrial operating temperatures from –40°C to 85°C.
Feature Summary
- Integrated 10ppm/°C precision reference providing a 2.5V full-scale output
- 10-bit resolution with guaranteed monotonic operation over temperature
- Power-on reset to zero-scale for consistent system initialization
- Low power consumption: 180µA typical at 3V supply
Applications
- Mobile communications systems
- Process control and industrial automation
- Automatic test equipment
- Portable battery-powered equipment
Procurement Notes
Verify the specific suffix #TRPBF indicates a 2,500-piece tape and reel packaging format. Confirm the 'I' grade designation matches the required industrial temperature range of –40°C to 85°C for the target application environment.
Selection Notes
Select this part when a 10-bit resolution is sufficient and a zero-scale power-on state is required. Ensure the supply voltage remains within the 2.7V to 5.5V range. Consider the H-grade variant if operation up to 125°C is necessary, or the M-grade if mid-scale reset is preferred.
Part Context
This component belongs to the LTC2640 family of single-channel DACs. Variants differ by resolution (8, 10, or 12 bits), full-scale voltage (2.5V or 4.096V), and power-on reset behavior (zero or mid-scale). The ITS8-HZ10 specifically denotes the 10-bit version with internal reference, industrial temp grade, and zero-scale reset.
Replacement Considerations
Direct functional substitutes within the same family include LTC2640IMS8-LZ10#TRPBF (mid-scale reset) or LTC2640ITS8-LZ12#TRPBF (12-bit resolution). Verify pin compatibility and software command set alignment before substitution.
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