TAS5508PAGR Equivalent & Substitute Parts

Part Overview

The TAS5508PAGR is an 8-channel audio modulator IC manufactured by Texas Instruments, designed for digital audio interfacing applications. It operates across a wide frequency range of 32kHz to 192kHz and is housed in a 64-TQFP surface mount package. The main part number is currently in Last Time Buy status, making identification of suitable substitute components essential for ongoing design support and procurement planning.

Key Parameters

Parameter	Value
Manufacturer	Texas Instruments
Function	Modulator
Number of Channels	8
Interface	I2C, I2S
Voltage Supply Range	3V ~ 3.6V
Operating Temperature	0°C ~ 70°C (TA)
Frequency Specification	32kHz ~ 192kHz
Package Type	64-TQFP (10x10)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	4 (72 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the TAS5508PAGR is determined by strict alignment with the following critical parameters:

Channel Configuration: 8-channel audio modulation capability
Interface Protocol: I2C and I2S support
Supply Voltage: 3V to 3.6V operating range
Operating Temperature Range: 0°C to 70°C
Frequency Support: 32kHz to 192kHz audio bandwidth
Package Specification: 64-TQFP (10x10) surface mount form factor
Compliance Standards: ROHS3 compliance and equivalent moisture sensitivity rating

The TAS5508CPAGR meets all specified electrical and mechanical parameters and is qualified as a direct substitute for the TAS5508PAGR.

Parameter Comparison

Parameter	TAS5508PAGR	TAS5508CPAGR
Manufacturer	Texas Instruments	Texas Instruments
Function	Modulator	Modulator
Number of Channels	8	8
Interface	I2C, I2S	I2C, I2S
Voltage Supply Range	3V ~ 3.6V	3V ~ 3.6V
Operating Temperature	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)
Frequency Specification	32kHz ~ 192kHz	32kHz ~ 192kHz
Package Type	64-TQFP (10x10)	64-TQFP (10x10)
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	4 (72 Hours)	4 (72 Hours)
Product Status	Last Time Buy	Active

Engineering Selection Recommendations

The TAS5508CPAGR is the qualified substitute for the TAS5508PAGR. Both components share identical electrical specifications, package dimensions, and compliance certifications. The primary distinction is product lifecycle status: the TAS5508PAGR is designated Last Time Buy, while the TAS5508CPAGR maintains Active status with established supply availability. Selection of the TAS5508CPAGR ensures continuity of design performance while securing long-term component availability for production and field support applications.

Frequently Asked Questions (FAQ)

Q: Can the TAS5508CPAGR be used as a direct replacement for the TAS5508PAGR in existing designs?

A: Yes. Both parts are identical in electrical performance, pin configuration, package dimensions, and operating specifications. No design modifications are required for substitution.

Q: Are there differences in supply voltage or operating temperature between these parts?

A: No. Both the TAS5508PAGR and TAS5508CPAGR operate within the same voltage range (3V to 3.6V) and temperature range (0°C to 70°C).

Q: Do both parts support the same audio frequency range?

A: Yes. Both components support 32kHz to 192kHz audio bandwidth with identical I2C and I2S interface protocols.

Q: What is the significance of the product status difference?

A: The TAS5508PAGR is in Last Time Buy status, indicating limited future availability. The TAS5508CPAGR is Active, ensuring reliable supply for new designs and ongoing production requirements.

Q: Are the package and moisture sensitivity specifications identical?

A: Yes. Both parts use 64-TQFP (10x10) surface mount packaging with MSL 4 (72 Hours) moisture sensitivity rating.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the TAS5508PAGR and TAS5508CPAGR are ROHS3 compliant and REACH unaffected.

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