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Product Detailed Parameters
- Description:IC DAC 8BIT V-OUT 16MSOP
- Series:-
- Mfr:Analog Devices Inc.
- Package:Tape & Reel (TR)
- Number of Bits:8
- Number of D/A Converters:8
- Settling Time:3.9µs (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):±0.05, ±0.5 (Max)
- Architecture:-
- Operating Temperature:0°C ~ 70°C
- Package / Case:16-TFSOP (0.118", 3.00mm Width)
- Supplier Device Package:16-MSOP
- Mounting Type:Surface Mount
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Overview
The LTC2637CMS-HMX8#TRPBF is an octal 8-bit voltage-output digital-to-analog converter (DAC) manufactured by Analog Devices Inc. It features a 16-lead MSOP package and operates within the industrial temperature range of –40°C to 85°C. The device utilizes a 2-wire I2C-compatible serial interface for communication. In external reference mode, indicated by the 'MX' suffix, the power-on reset circuit initializes outputs to mid-scale upon power-up. The component supports supply voltages from 2.7V to 5.5V and incorporates double-buffered data latches.
Feature Summary
- Octal architecture with 8 independent 8-bit DAC channels
- I2C-compatible serial interface supporting standard (100kHz) and fast (400kHz) modes
- Power-on reset configured to mid-scale in external reference mode
- Double-buffered data latches for synchronized updates
Applications
- Mobile communications systems
- Process control and industrial automation
- Automatic test equipment
- Portable battery-powered equipment
- Automotive electronics
- Optical networking devices
Procurement Notes
Verify that the specific ordering suffix matches the required package type and temperature grade. Confirm whether internal or external reference operation is needed, as this dictates the power-on reset behavior. Ensure the I2C address configuration pins are correctly set for the target system topology before integration.
Selection Notes
Select this part when eight low-resolution voltage outputs are required in a compact surface-mount package. The H-grade variant ensures reliable performance across the full industrial temperature spectrum. Verify that the system logic levels are compatible with the I2C interface specifications and that the external reference voltage meets the desired output span requirements.
Part Context
This component belongs to the LTC2637 family, which includes 12-bit, 10-bit, and 8-bit variants. The CMS designation identifies the 16-lead MSOP package form factor, while the C suffix denotes the commercial temperature range extension to the industrial grade. The TRPBF suffix indicates tape and reel packaging with lead-free composition.
Replacement Considerations
LTC2637CMS-HMI8#TRPBF: Identical electrical characteristics but resets to mid-scale in internal reference mode.
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