ADC08D500CIYB Equivalent & Substitute Parts

Part Overview

The ADC08D500CIYB is an 8-bit analog-to-digital converter manufactured by Texas Instruments, designed for high-speed data acquisition applications. This device features 2 differential inputs, folding interpolating architecture, and a 500 MHz sampling rate, packaged in a 128-HLQFP (20x20) surface mount configuration. The main part number ADC08D500CIYB is currently listed as obsolete, making identification of active equivalent parts essential for new designs and production continuity.

Substiute Parts

ADC08D500CIYB
Texas InstrumentsIn Stock: 1266ADC08D500CIYB Datasheet
ADC08D500CIYB
Current Part
ADC08D500CIYB/NOPB
Texas InstrumentsIn Stock: 1611ADC08D500CIYB/NOPB Datasheet
ADC08D500CIYB/NOPB
Direct
ADC08D502CIYB/NOPB
Texas InstrumentsIn Stock: 1116ADC08D502CIYB/NOPB Datasheet
ADC08D502CIYB/NOPB
Parametric Equivalent

Key Parameters

Parameter Value
Resolution 8 Bit
Sampling Rate 500 MHz
Number of Inputs 2
Input Type Differential
Data Interface LVDS - Parallel
Architecture Folding Interpolating
Number of A/D Converters 2
Voltage - Supply, Analog 1.8V ~ 2V
Voltage - Supply, Digital 1.8V ~ 2V
Operating Temperature -40°C ~ 85°C
Package / Case 128-LQFP Exposed Pad
Mounting Type Surface Mount

Substitute Part Grouping Explanation

Substitution for the ADC08D500CIYB is determined by strict equivalence across the following critical parameters:

  • 8-bit resolution
  • 500 MHz sampling rate
  • 2 differential inputs
  • Folding interpolating architecture
  • LVDS parallel data interface
  • 1.8V ~ 2V dual supply voltage (analog and digital)
  • 128-LQFP Exposed Pad package
  • Surface mount configuration
  • Operating temperature range -40°C ~ 85°C

The substitute parts identified maintain identical electrical and mechanical specifications. Differences exist only in product status, packaging format (tray vs. bulk), and regulatory compliance certifications.

Parameter Comparison

Parameter ADC08D500CIYB ADC08D500CIYB/NOPB ADC08D502CIYB/NOPB
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Resolution 8 Bit 8 Bit 8 Bit
Sampling Rate 500 MHz 500 MHz 500 MHz
Number of Inputs 2 2 2
Input Type Differential Differential Differential
Data Interface LVDS - Parallel LVDS - Parallel LVDS - Parallel
Architecture Folding Interpolating Folding Interpolating Folding Interpolating
Number of A/D Converters 2 2 2
Voltage - Supply, Analog 1.8V ~ 2V 1.8V ~ 2V 1.8V ~ 2V
Voltage - Supply, Digital 1.8V ~ 2V 1.8V ~ 2V 1.8V ~ 2V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 128-LQFP Exposed Pad 128-LQFP Exposed Pad 128-LQFP Exposed Pad
Mounting Type Surface Mount Surface Mount Surface Mount
Product Status Obsolete Active Active
RoHS Status RoHS non-compliant ROHS3 Compliant ROHS3 Compliant
Packaging Format Bulk Tray Tray

Engineering Selection Recommendations

Both ADC08D500CIYB/NOPB and ADC08D502CIYB/NOPB are direct functional equivalents to the obsolete ADC08D500CIYB. Selection between these active alternatives should be based on the following factors:

ADC08D500CIYB/NOPB is the primary direct substitute, maintaining the same base product number (ADC08D500) with active product status and ROHS3 compliance certification.

ADC08D502CIYB/NOPB is a parametric equivalent with identical electrical and mechanical specifications, differing only in the base product number designation (ADC08D502) while maintaining active status and ROHS3 compliance.

Both parts are suitable for new designs requiring 8-bit, 500 MHz data acquisition with 2 differential inputs and folding interpolating architecture. The choice between them depends on design documentation requirements and supply chain preferences, as electrical performance and package compatibility are identical.

Frequently Asked Questions (FAQ)

Q: Can ADC08D500CIYB/NOPB directly replace the obsolete ADC08D500CIYB?

A: Yes. ADC08D500CIYB/NOPB is a direct substitute with identical electrical specifications, pin configuration, and package format. The primary difference is active product status and ROHS3 compliance certification.

Q: What is the difference between ADC08D500CIYB/NOPB and ADC08D502CIYB/NOPB?

A: Both parts are parametric equivalents with identical electrical and mechanical specifications. The difference lies in the base product number designation (ADC08D500 vs. ADC08D502). Both are active products with ROHS3 compliance.

Q: Are the packaging formats interchangeable?

A: The obsolete ADC08D500CIYB was supplied in bulk packaging, while both active substitutes (ADC08D500CIYB/NOPB and ADC08D502CIYB/NOPB) are supplied in tray packaging. The physical component and pin configuration remain identical; only the delivery format differs.

Q: Do these substitutes meet RoHS requirements?

A: Yes. Both ADC08D500CIYB/NOPB and ADC08D502CIYB/NOPB are ROHS3 compliant, whereas the original ADC08D500CIYB is RoHS non-compliant.

Q: Are there any electrical performance differences between the three part numbers?

A: No. All three part numbers—ADC08D500CIYB, ADC08D500CIYB/NOPB, and ADC08D502CIYB/NOPB—share identical electrical specifications including 8-bit resolution, 500 MHz sampling rate, 2 differential inputs, and supply voltage requirements.

Q: Which substitute should be selected for new production designs?

A: Either ADC08D500CIYB/NOPB or ADC08D502CIYB/NOPB is appropriate for new designs. Selection should be based on design documentation requirements, supply chain availability, and internal part numbering conventions, as both offer identical performance and compliance.

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