TLV1508IDWR Equivalent & Substitute Parts

Part Overview

The TLV1508IDWR is a 10-bit Analog to Digital Converter (ADC) manufactured by Texas Instruments, designed for data acquisition applications requiring single-ended input conversion. This device features 4 input channels, a SAR (Successive Approximation Register) architecture, and SPI digital interface, operating across a supply voltage range of 2.7V to 5.5V for both analog and digital domains.

The TLV1508IDWR is classified as Obsolete. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this component.

Substiute Parts

TLV1508IDWR

Texas InstrumentsIn Stock: 1835TLV1508IDWR Datasheet

Current PartRFQ

TLV1508IDW

Texas InstrumentsIn Stock: 1186TLV1508IDW Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLV1508IDWR is determined by strict equivalence across the following critical parameters:

• Resolution: 10-bit conversion capability
• Sampling Rate: 200 kSPS minimum performance
• Channel Count: 4 input channels
• Input Configuration: Single-ended input architecture
• Digital Interface: SPI protocol compatibility
• Converter Architecture: SAR topology
• Reference Options: Support for both external and internal reference sources
• Supply Voltage Compatibility: 2.7V to 5.5V operation for both analog and digital supplies
• Package Compatibility: 20-SOIC form factor with identical pinout and mechanical dimensions
• Operating Temperature: -40°C to 85°C range support
• Compliance Standards: ROHS3 compliance and MSL Level 1 rating

The TLV1508IDW qualifies as a direct substitute based on identical electrical specifications and package configuration. Differences in product status and packaging format (Tube vs. standard packaging) do not affect functional equivalence.

Parameter Comparison

Engineering Selection Recommendations

The TLV1508IDW serves as a functional equivalent to the TLV1508IDWR for applications requiring 10-bit, 4-channel analog-to-digital conversion with SPI interface. Both devices maintain identical electrical specifications, package configuration, and compliance certifications (ROHS3, MSL Level 1).

Selection between these parts should be based on availability and supply chain status. The TLV1508IDWR is classified as Obsolete, while the TLV1508IDW carries a Last Time Buy status, indicating limited future availability. For new designs or long-term production requirements, the TLV1508IDW represents the more viable option within the TLV1508 product family.

Both devices are suitable for applications operating within the -40°C to 85°C temperature range and requiring dual supply voltage operation from 2.7V to 5.5V. Compliance with ROHS3 standards and unlimited moisture sensitivity rating (MSL Level 1) ensures compatibility with standard surface-mount assembly processes.

Frequently Asked Questions (FAQ)

Q: Can the TLV1508IDW directly replace the TLV1508IDWR in existing designs?

A: Yes. The TLV1508IDW is electrically and mechanically equivalent to the TLV1508IDWR. Both devices share identical pin configurations, electrical specifications, and 20-SOIC package dimensions. No circuit modifications are required for substitution.

Q: What is the difference between the TLV1508IDWR and TLV1508IDW?

A: The primary differences are product status and packaging format. The TLV1508IDWR is Obsolete with standard packaging, while the TLV1508IDW is Last Time Buy status with Tube packaging. All electrical and functional parameters are identical.

Q: Are there any compliance or certification differences between these parts?

A: No. Both the TLV1508IDWR and TLV1508IDW maintain identical ROHS3 compliance status and Moisture Sensitivity Level 1 (Unlimited) rating. REACH and ECCN classifications are also equivalent.

Q: What supply voltage range does the TLV1508IDW support?

A: The TLV1508IDW operates with both analog and digital supply voltages ranging from 2.7V to 5.5V, providing flexibility for single or dual supply configurations in data acquisition systems.

Q: Is the TLV1508IDW suitable for industrial temperature applications?

A: The TLV1508IDW operates across the -40°C to 85°C temperature range, making it suitable for industrial and commercial applications within this specification window.

Q: What is the SPI interface configuration for the TLV1508IDW?

A: The TLV1508IDW uses a standard SPI digital interface for serial data communication. Refer to the device datasheet for specific timing, clock frequency, and protocol requirements.

Q: Can the TLV1508IDW be used in applications requiring external voltage references?

A: Yes. The TLV1508IDW supports both external and internal reference voltage options, allowing flexibility in reference source selection based on application requirements.