CY7C1069AV33-10BAC Equivalent & Substitute Parts

Part Overview

The CY7C1069AV33-10BAC is a 16Mbit asynchronous SRAM with parallel interface, organized as 2M x 8, featuring 10 ns access time and 60-pin TFBGA packaging. This component is classified as obsolete, making equivalent substitutes necessary for new designs and ongoing production support. The part operates within a 3V to 3.6V supply range and is suitable for applications requiring high-speed volatile memory with parallel data access.

Key Parameters

Parameter	Value
Memory Size	16Mbit
Memory Organization	2M x 8
Memory Format	SRAM
Technology	SRAM - Asynchronous
Memory Interface	Parallel
Access Time	10 ns
Write Cycle Time	10 ns
Voltage Supply Range	3V ~ 3.6V
Operating Temperature	0°C ~ 70°C
Package Type	60-TFBGA (8x20)
Mounting Type	Surface Mount
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the CY7C1069AV33-10BAC is determined by the following critical parameters:

Memory capacity: 16Mbit minimum
Memory organization: 2M x 8 configuration
Access time: 10 ns or faster
Write cycle time: 10 ns or faster
Memory interface: Parallel
Technology: Asynchronous SRAM
Supply voltage compatibility: Overlap with 3V to 3.6V range
Package type: Ball grid array (BGA) with compatible pinout

The IS61WV20488FBLL-10BLI meets these substitution criteria with identical memory capacity, organization, access time, and write cycle time. Package differences (48-pin vs. 60-pin) and expanded operating temperature range represent design considerations for system integration.

Parameter Comparison

Parameter	CY7C1069AV33-10BAC	IS61WV20488FBLL-10BLI
Memory Size	16Mbit	16Mbit
Memory Organization	2M x 8	2M x 8
Memory Format	SRAM	SRAM
Technology	SRAM - Asynchronous	SRAM - Asynchronous
Memory Interface	Parallel	Parallel
Access Time	10 ns	10 ns
Write Cycle Time	10 ns	10 ns
Voltage Supply Range	3V ~ 3.6V	2.4V ~ 3.6V
Operating Temperature	0°C ~ 70°C	-40°C ~ 85°C
Package Type	60-TFBGA (8x20)	48-TFBGA (6x8)
Mounting Type	Surface Mount	Surface Mount
Moisture Sensitivity Level	3 (168 Hours)	3 (168 Hours)
Product Status	Obsolete	Active

Engineering Selection Recommendations

The IS61WV20488FBLL-10BLI is functionally equivalent to the CY7C1069AV33-10BAC for applications requiring 16Mbit asynchronous SRAM with 10 ns parallel access. Key selection factors include:

The substitute part is in active production status, ensuring long-term availability and supply chain stability.
The IS61WV20488FBLL-10BLI is RoHS3 compliant, whereas the original part is RoHS non-compliant, providing regulatory advantage for new designs.
The substitute offers expanded operating temperature range (-40°C to 85°C) compared to the original (0°C to 70°C), supporting broader environmental applications.
The substitute supports a lower minimum supply voltage (2.4V vs. 3V), providing additional design flexibility.
Package footprint differs (48-pin vs. 60-pin), requiring PCB layout modification and pinout verification before implementation.

Frequently Asked Questions (FAQ)

Q: Can the IS61WV20488FBLL-10BLI directly replace the CY7C1069AV33-10BAC without PCB modifications?

A: No. While both parts are functionally equivalent in memory capacity, organization, and timing, the package types differ (48-TFBGA vs. 60-TFBGA). PCB layout redesign and pinout mapping are required. Verify signal routing and power distribution compatibility before implementation.

Q: What are the key differences between these two parts?

A: The primary differences are package size (48-pin vs. 60-pin), product status (active vs. obsolete), RoHS compliance (compliant vs. non-compliant), operating temperature range (-40°C to 85°C vs. 0°C to 70°C), and minimum supply voltage (2.4V vs. 3V). Functional memory performance is identical.

Q: Is the substitute part suitable for applications requiring the original 0°C to 70°C temperature range?

A: Yes. The IS61WV20488FBLL-10BLI operates across -40°C to 85°C, which encompasses the original 0°C to 70°C range. The expanded range provides additional margin for thermal management.

Q: What compliance advantages does the substitute offer?

A: The IS61WV20488FBLL-10BLI is RoHS3 compliant and REACH unaffected, whereas the original CY7C1069AV33-10BAC is RoHS non-compliant. This makes the substitute suitable for applications with regulatory compliance requirements.

Q: Are there any supply voltage compatibility concerns?

A: The substitute supports 2.4V to 3.6V, while the original requires 3V to 3.6V. The overlap range (3V to 3.6V) ensures compatibility for designs operating within the original specification. Designs utilizing the lower 2.4V to 3V range require verification of original circuit operation.

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