ADS5485IRGC25 Equivalent & Substitute Parts

Part Overview

The ADS5485IRGC25 is a 16-bit pipelined analog-to-digital converter manufactured by Texas Instruments, designed for high-speed data acquisition applications. This device features a single differential input with a 200 MHz sampling rate and operates with both external and internal reference configurations. The part is classified as obsolete, making identification of active equivalent alternatives essential for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	ADS5485IRGC25
Manufacturer	Texas Instruments
Number of Bits	16
Sampling Rate (Per Second)	200M
Number of Inputs	1
Input Type	Differential
Data Interface	LVDS - Parallel
Architecture	Pipelined
Reference Type	External, Internal
Voltage - Supply, Analog	3.1V ~ 3.6V, 5V
Voltage - Supply, Digital	3V ~ 3.6V
Operating Temperature	-40°C ~ 85°C
Package / Case	64-VFQFN Exposed Pad
Supplier Device Package	64-VQFN (9x9)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitute parts for the ADS5485IRGC25 are identified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitution logic is based on the following key parameters that must remain identical:

Resolution: 16 bits
Sampling Rate: 200 MHz
Input Configuration: Single differential input
Data Interface: LVDS parallel output
Architecture: Pipelined ADC with 1:1 S/H:ADC ratio
Reference Options: External and internal reference support
Supply Voltages: Analog (3.1V–3.6V, 5V) and Digital (3V–3.6V)
Operating Temperature Range: -40°C to 85°C
Package: 64-VQFN (9x9) with exposed pad
Compliance: ROHS3, REACH Unaffected

The primary difference between the main part and substitutes is packaging format and product status. The ADS5485IRGC25 is supplied in tube packaging and is obsolete. The substitute parts ADS5485IRGCR and ADS5485IRGCT are supplied in tape and reel format and maintain active product status, making them suitable for new procurement and production applications.

Parameter Comparison

Parameter	ADS5485IRGC25	ADS5485IRGCR	ADS5485IRGCT
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments
Number of Bits	16	16	16
Sampling Rate (Per Second)	200M	200M	200M
Number of Inputs	1	1	1
Input Type	Differential	Differential	Differential
Data Interface	LVDS - Parallel	LVDS - Parallel	LVDS - Parallel
Architecture	Pipelined	Pipelined	Pipelined
Reference Type	External, Internal	External, Internal	External, Internal
Voltage - Supply, Analog	3.1V ~ 3.6V, 5V	3.1V ~ 3.6V, 5V	3.1V ~ 3.6V, 5V
Voltage - Supply, Digital	3V ~ 3.6V	3V ~ 3.6V	3V ~ 3.6V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	64-VFQFN Exposed Pad	64-VFQFN Exposed Pad	64-VFQFN Exposed Pad
Supplier Device Package	64-VQFN (9x9)	64-VQFN (9x9)	64-VQFN (9x9)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Packaging Format	Tube	Tape & Reel (TR)	Tape & Reel (TR)

Engineering Selection Recommendations

Both ADS5485IRGCR and ADS5485IRGCT are direct parametric equivalents to the ADS5485IRGC25 and are suitable for substitution in applications requiring identical electrical and mechanical performance. The selection between these two active alternatives should be based on procurement requirements and packaging format preferences.

ADS5485IRGCR and ADS5485IRGCT maintain active product status with Texas Instruments, ensuring long-term availability and supply chain stability compared to the obsolete ADS5485IRGC25. Both substitute parts carry identical ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for industrial and commercial applications. The tape and reel packaging format of both substitutes aligns with automated assembly processes and high-volume production workflows.

Frequently Asked Questions (FAQ)

Q: Can ADS5485IRGCR or ADS5485IRGCT be used as direct replacements for ADS5485IRGC25?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, pin configurations, and package dimensions. The only differences are product status (active versus obsolete) and packaging format (tape and reel versus tube). No circuit modifications are required for substitution.

Q: What is the difference between ADS5485IRGCR and ADS5485IRGCT?

A: Both parts are electrically and mechanically identical. The difference lies in packaging format: ADS5485IRGCR and ADS5485IRGCT are both supplied in tape and reel format. Selection between them should be based on supplier availability and procurement preferences.

Q: Why is the ADS5485IRGC25 listed as obsolete?

A: The ADS5485IRGC25 has been discontinued by Texas Instruments. The active equivalents ADS5485IRGCR and ADS5485IRGCT are the recommended alternatives for new designs and ongoing production support.

Q: Are there any compatibility concerns when switching from ADS5485IRGC25 to the substitute parts?

A: No compatibility concerns exist. All three parts share identical pin assignments, electrical characteristics, and package footprints. PCB layouts and firmware implementations require no modification.

Q: Do the substitute parts meet the same compliance standards?

A: Yes. ADS5485IRGCR and ADS5485IRGCT maintain ROHS3 compliance and REACH unaffected status, matching the regulatory profile of the ADS5485IRGC25.

Q: What is the moisture sensitivity level, and does it affect handling?

A: All three parts carry MSL 3 (168 Hours) rating. This requires standard moisture control procedures during storage and handling, with baking recommended if parts are exposed to humidity levels exceeding specified limits.

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