MPC93H52ACR2 Equivalent & Substitute Parts

Part Overview

The MPC93H52ACR2 is a PLL Clock Generator IC manufactured by Renesas Electronics Corporation, designed for 240MHz clock generation applications in a 32-LQFP surface mount package. This device features integrated PLL functionality with bypass capability, LVCMOS input/output, and a 1:11 input-to-output frequency ratio. The product is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations.

Key Parameters

Parameter	Value
Manufacturer Part Number	MPC93H52ACR2
Manufacturer	Renesas Electronics Corporation
Category	Clock/Timing
Type	PLL Clock Generator
Frequency - Max	240MHz
PLL with Bypass	Yes
Input Signal Type	LVCMOS
Output Signal Type	LVCMOS
Number of Circuits	1
Ratio - Input:Output	1:11
Voltage - Supply	3.135V ~ 3.465V
Operating Temperature	0°C ~ 70°C
Package / Case	32-LQFP
Mounting Type	Surface Mount
Product Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the MPC93H52ACR2 is determined by the following critical parameters:

Core Functional Requirements:

PLL Clock Generator architecture with bypass capability
Single circuit configuration
Frequency generation capability meeting or exceeding 240MHz maximum output
LVCMOS or compatible signal interface support

Electrical Compatibility:

Supply voltage range overlap or containment within 3.135V ~ 3.465V
Input and output signal standards compatible with LVCMOS
Divider/Multiplier functionality for frequency ratio adjustment

Physical & Environmental Constraints:

Surface mount technology
Operating temperature range compatibility
Moisture sensitivity level MSL 3 or better
REACH and RoHS compliance status

The substitute part 8T49N285A-999NLGI8 qualifies as an equivalent alternative based on these parameters, despite differences in package form factor and expanded operational specifications.

Parameter Comparison

Parameter	MPC93H52ACR2	8T49N285A-999NLGI8	Compatibility Notes
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	Same manufacturer ensures design consistency
Category	Clock/Timing	Clock/Timing	Identical functional category
Type	PLL Clock Generator	IC Translator Universal Frequency	Both provide PLL-based clock generation
PLL with Bypass	Yes	Yes	Both support PLL bypass mode
Input Signal Type	LVCMOS	HCSL, LVCMOS, LVDSM, LVHSTL, LVPECL, Crystal	Substitute supports LVCMOS plus additional standards
Output Signal Type	LVCMOS	HSCL, LVCMOS, LVDS, LVPECL	Substitute supports LVCMOS plus additional standards
Number of Circuits	1	1	Identical circuit count
Frequency - Max	240MHz	1GHz	Substitute exceeds frequency requirement
Divider/Multiplier	Yes/No	Yes/No	Identical functionality
Voltage - Supply	3.135V ~ 3.465V	2.375V ~ 3.465V	Substitute range contains original range
Operating Temperature	0°C ~ 70°C	-40°C ~ 85°C	Substitute provides extended temperature range
Mounting Type	Surface Mount	Surface Mount	Identical mounting technology
Product Status	Obsolete	Active	Substitute is in active production
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	Identical MSL rating
REACH Status	REACH Unaffected	REACH Unaffected	Both meet regulatory requirements
ECCN	EAR99	EAR99	Identical export classification

Engineering Selection Recommendations

Product Status Consideration: The MPC93H52ACR2 is classified as obsolete. The substitute part 8T49N285A-999NLGI8 is in active production status, ensuring long-term availability and continued manufacturer support for new designs and system maintenance.

Compliance & Certification: Both parts maintain identical REACH and ECCN classifications (REACH Unaffected, EAR99), confirming regulatory equivalence. Moisture sensitivity levels are identical at MSL 3 (168 Hours), supporting equivalent handling and storage requirements.

Electrical Performance: The substitute part demonstrates superior electrical specifications while maintaining full backward compatibility with the original design parameters. The 1GHz maximum frequency capability exceeds the 240MHz requirement of the original part. Supply voltage range containment and expanded signal standard support provide design flexibility without compromising existing implementations.

Physical Integration: Package form factor differences (32-LQFP versus 56-VFQFN) require PCB layout modification. Pin-to-pin functional mapping and signal routing must be verified during design transition. Surface mount technology remains consistent between both parts.

Frequently Asked Questions (FAQ)

Q: Can the 8T49N285A-999NLGI8 directly replace the MPC93H52ACR2 without PCB modification?

A: No. The substitute part uses a different package form factor (56-VFQFN versus 32-LQFP), requiring PCB layout redesign. Pin assignments and signal routing must be re-evaluated and validated against the substitute part datasheet.

Q: What are the key electrical compatibility factors for this substitution?

A: The substitute part maintains LVCMOS signal compatibility, contains the original supply voltage range within its expanded 2.375V ~ 3.465V specification, and provides equivalent PLL with bypass functionality. Both parts operate at identical moisture sensitivity levels and regulatory classifications.

Q: Does the substitute part support the same frequency ratio as the original?

A: The original part specifies a 1:11 input-to-output ratio. The substitute part supports a 3:8 ratio. Frequency ratio configuration must be verified against specific application requirements and datasheet programming specifications.

Q: What is the significance of the extended operating temperature range in the substitute part?

A: The substitute part operates from -40°C to 85°C, compared to the original 0°C to 70°C range. This provides expanded environmental capability for applications requiring extended temperature performance, though it does not restrict use in the original temperature range.

Q: Are there any signal standard differences that affect compatibility?

A: The substitute part supports multiple input standards (HCSL, LVCMOS, LVDSM, LVHSTL, LVPECL, Crystal) and output standards (HSCL, LVCMOS, LVDS, LVPECL), compared to the original LVCMOS-only specification. LVCMOS mode operation ensures compatibility with existing designs.

Q: How does the higher maximum frequency of the substitute part affect system design?

A: The 1GHz capability of the substitute part exceeds the 240MHz requirement of the original design. This provides performance headroom but does not mandate frequency changes in existing implementations. Actual operating frequency is determined by application requirements and configuration settings.

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