Equivalent & Substitute Parts for 7130SA100PF

Part Overview

The 7130SA100PF is an 8Kbit dual-port asynchronous SRAM manufactured by Renesas Electronics Corporation in a 64-TQFP package. This volatile memory device operates with a 100 ns access time and write cycle time, designed for parallel memory interface applications requiring 1K x 8 organization. The part is classified as obsolete, making identification of compatible alternatives essential for ongoing system support and new design implementations. Substitute parts must maintain electrical compatibility across memory capacity, interface type, and supply voltage specifications while accommodating modern product availability and compliance requirements.

Key Parameters

Parameter	Value
Memory Size	8Kbit
Memory Organization	1K x 8
Memory Format	SRAM
Technology	SRAM - Dual Port, Asynchronous
Memory Interface	Parallel
Access Time	100 ns
Write Cycle Time	100 ns
Voltage Supply Range	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Package Type	64-TQFP (14x14)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution eligibility for the 7130SA100PF is determined by strict adherence to the following parameters:

Critical Parameters (Must Match Exactly):

Memory Size: 8Kbit
Memory Organization: 1K x 8
Memory Format: SRAM
Technology: SRAM - Dual Port, Asynchronous
Memory Interface: Parallel
Voltage Supply Range: 4.5V ~ 5.5V
Operating Temperature Range: 0°C ~ 70°C
Package Type: 64-TQFP (14x14)
Mounting Type: Surface Mount

Performance Parameters (Substitute May Exceed):

Access Time: Substitute may be equal to or faster than 100 ns
Write Cycle Time: Substitute may be equal to or faster than 100 ns

The 7130LA20PFG qualifies as a direct substitute because it maintains all critical electrical and mechanical parameters while offering improved performance characteristics through faster access and write cycle times.

Parameter Comparison

Parameter	7130SA100PF (Main Part)	7130LA20PFG (Substitute)	Compatibility
Memory Size	8Kbit	8Kbit	Match
Memory Organization	1K x 8	1K x 8	Match
Memory Format	SRAM	SRAM	Match
Technology	SRAM - Dual Port, Asynchronous	SRAM - Dual Port, Asynchronous	Match
Memory Interface	Parallel	Parallel	Match
Access Time	100 ns	20 ns	Compatible (faster)
Write Cycle Time	100 ns	20 ns	Compatible (faster)
Voltage Supply Range	4.5V ~ 5.5V	4.5V ~ 5.5V	Match
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	Match
Package Type	64-TQFP (14x14)	64-TQFP (14x14)	Match
Mounting Type	Surface Mount	Surface Mount	Match
Product Status	Obsolete	Active	Upgrade available
RoHS Status	RoHS non-compliant	ROHS3 Compliant	Improved compliance

Engineering Selection Recommendations

The 7130LA20PFG is a qualified substitute for the 7130SA100PF based on the following engineering criteria:

Electrical Compatibility: Both parts maintain identical memory capacity (8Kbit), organization (1K x 8), interface type (parallel dual-port asynchronous SRAM), and supply voltage specifications (4.5V ~ 5.5V). The substitute operates within the same temperature range (0°C ~ 70°C).

Performance Enhancement: The 7130LA20PFG provides superior performance with 20 ns access and write cycle times compared to the 100 ns specification of the main part. This performance improvement is backward-compatible with designs requiring the original 100 ns timing.

Package and Mounting Compatibility: Both parts use identical 64-TQFP (14x14) surface-mount packaging, ensuring PCB layout and assembly process compatibility without modification.

Product Status and Compliance: The 7130LA20PFG holds active product status with ROHS3 compliance, addressing the obsolescence of the 7130SA100PF and improving regulatory compliance posture for new and legacy system support.

Inventory Availability: The 7130LA20PFG maintains higher inventory levels (1347 pcs) compared to the main part (1004 pcs), supporting procurement reliability.

Frequently Asked Questions (FAQ)

Q: Can the 7130LA20PFG directly replace the 7130SA100PF without circuit modifications?

A: Yes. The 7130LA20PFG maintains all critical electrical parameters including memory capacity, organization, interface type, supply voltage range, and operating temperature. The identical 64-TQFP package ensures mechanical compatibility. No circuit modifications are required.

Q: What is the significance of the faster access time in the 7130LA20PFG?

A: The 7130LA20PFG operates with 20 ns access and write cycle times versus 100 ns in the 7130SA100PF. This represents improved performance that is fully backward-compatible with designs specified for 100 ns timing. Systems designed for the slower part will function correctly with the faster substitute.

Q: Are there any compliance differences between these parts?

A: Yes. The 7130SA100PF is RoHS non-compliant, while the 7130LA20PFG is ROHS3 compliant. Both parts are REACH unaffected and classified under ECCN EAR99. The substitute provides improved regulatory compliance for new designs and system updates.

Q: Do both parts use the same packaging and mounting process?

A: Yes. Both the 7130SA100PF and 7130LA20PFG use 64-TQFP (14x14) surface-mount packaging. PCB layouts, assembly processes, and thermal management considerations remain identical.

Q: What is the moisture sensitivity level for these parts?

A: Both parts carry MSL 3 (168 Hours) moisture sensitivity classification, requiring identical handling and storage protocols.

Q: Why is the 7130SA100PF classified as obsolete?

A: The 7130SA100PF is an older generation SRAM product. The 7130LA20PFG represents the current active product line from Renesas Electronics Corporation, offering improved performance and compliance characteristics while maintaining full electrical and mechanical compatibility.

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