TLV2553IPWR Equivalent & Substitute Parts

Part Overview

The TLV2553IPWR is a 12-bit Analog to Digital Converter (ADC) with SAR architecture, featuring 11 single-ended inputs and SPI data interface. This device is classified as Obsolete, making identification of equivalent and substitute parts essential for ongoing system support and new design considerations. The part operates across a supply voltage range of 2.7V to 5.5V for both analog and digital domains, with a sampling rate of 200 kSPS and external reference configuration.

Substiute Parts

TLV2553IPWR

Texas InstrumentsIn Stock: 3634TLV2553IPWR Datasheet

Current PartRFQ

ADS7952SBDBTR

Texas InstrumentsIn Stock: 1604ADS7952SBDBTR Datasheet

MFR RecommendedRFQ

TLV2553IPWRQ1

Texas InstrumentsIn Stock: 4644TLV2553IPWRQ1 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TLV2553IPWR is determined by the following core parameters:

Critical Parameters for Substitution:

• Resolution: 12 bits
• Architecture: SAR
• Data Interface: SPI
• Input Type: Single Ended
• Reference Type: External
• Supply Voltage Compatibility: Minimum 2.7V analog and digital supply support
• Package Compatibility: Surface mount form factor

Substitute Categories:

Parametric Equivalent: TLV2553IPWRQ1 maintains identical electrical specifications and pinout, differing only in packaging format (Tape & Reel) and automotive qualification grade. This part is suitable for direct replacement in applications where the original specifications must be preserved.

Functional Equivalent with Enhanced Specifications: ADS7952SBDBTR provides 12-bit SAR ADC functionality with SPI interface and external reference configuration. This part offers increased sampling rate (1 MSPS versus 200 kSPS) and one additional input channel (12 inputs versus 11 inputs). Package format differs (38-TSSOP versus 20-TSSOP), requiring PCB layout modification.

Parameter Comparison

Engineering Selection Recommendations

TLV2553IPWRQ1 Selection Criteria: This part is recommended for applications requiring direct pin-for-pin compatibility with identical electrical performance. The automotive qualification (AEC-Q100) and Last Time Buy status provide extended availability compared to the Obsolete TLV2553IPWR. Tape & Reel packaging accommodates high-volume production requirements.

ADS7952SBDBTR Selection Criteria: This part is suitable for new designs or redesigns where PCB layout modification is acceptable. The Active product status ensures long-term availability and supply chain stability. Enhanced sampling rate (1 MSPS) and extended operating temperature range (-40°C to 125°C) support applications with higher performance requirements. The additional input channel (12 versus 11) provides design flexibility. Digital supply voltage range extends to 1.7V, enabling low-power applications. Moisture Sensitivity Level 2 (1 Year) requires standard handling procedures.

All substitute parts maintain ROHS3 compliance and REACH unaffected status, consistent with the original part specifications.

Frequently Asked Questions (FAQ)

Q: Can TLV2553IPWRQ1 be used as a direct replacement for TLV2553IPWR? A: Yes. TLV2553IPWRQ1 maintains identical pin configuration, resolution (12 bits), sampling rate (200 kSPS), input count (11), and supply voltage specifications. The primary differences are packaging format (Tape & Reel) and automotive qualification grade. No circuit modifications are required.

Q: What are the key differences between TLV2553IPWR and ADS7952SBDBTR? A: Both devices are 12-bit SAR ADCs with SPI interface and external reference configuration. ADS7952SBDBTR offers 5x higher sampling rate (1 MSPS versus 200 kSPS), one additional input channel (12 versus 11), extended operating temperature range (-40°C to 125°C versus -40°C to 85°C), and lower digital supply voltage floor (1.7V versus 2.7V). Package format differs (38-TSSOP versus 20-TSSOP), requiring PCB redesign.

Q: Is the ADS7952SBDBTR package compatible with the original TLV2553IPWR footprint? A: No. ADS7952SBDBTR uses 38-TSSOP packaging compared to 20-TSSOP for TLV2553IPWR. PCB layout modification is required for this substitution.

Q: What is the significance of the Obsolete status for TLV2553IPWR? A: Obsolete status indicates the part is no longer manufactured. TLV2553IPWRQ1 (Last Time Buy status) provides extended availability for existing inventory. For new designs, ADS7952SBDBTR (Active status) ensures long-term supply chain support.

Q: Are all substitute parts RoHS3 compliant? A: Yes. TLV2553IPWR, TLV2553IPWRQ1, and ADS7952SBDBTR are all ROHS3 compliant and REACH unaffected.

Q: What moisture sensitivity considerations apply to these parts? A: TLV2553IPWR and TLV2553IPWRQ1 have MSL 1 (Unlimited) and MSL 3 (168 Hours) respectively. ADS7952SBDBTR has MSL 2 (1 Year), requiring standard moisture control during storage and handling.