IS42S32200E-5TL SDRAM Memory IC Equivalent & Substitute Parts

Part Overview

The IS42S32200E-5TL is a 64Mbit SDRAM memory IC manufactured by ISSI (Integrated Silicon Solution Inc.) in a 86-TSOP II package. This part operates at 200 MHz with a 5 ns access time and 3.15V to 3.45V supply voltage. The device is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support, maintenance, and new production requirements where legacy compatibility is required.

Key Parameters

Parameter	Value
Memory Type	DRAM (Volatile)
Memory Format	SDRAM
Memory Size	64Mbit
Memory Organization	2M x 32
Memory Interface	Parallel
Clock Frequency	200 MHz
Access Time	5 ns
Voltage Supply Range	3.15V ~ 3.45V
Operating Temperature	0°C ~ 70°C
Package Type	86-TFSOP (0.400", 10.16mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the IS42S32200E-5TL is determined by strict compatibility across the following electrical and mechanical parameters:

Critical Compatibility Parameters:

Memory capacity: 64Mbit (2M x 32 organization)
Memory technology: SDRAM with parallel interface
Package: 86-TFSOP II form factor
Supply voltage range: Must accommodate 3.15V to 3.45V operation
Access time: Must equal or exceed 5 ns performance
Clock frequency: Must support 200 MHz operation or higher
Temperature range: Must support minimum 0°C to 70°C
RoHS3 compliance and MSL 3 rating

Substitute parts are grouped into two categories:

Category 1 - ISSI IS42S32200L Series (Active Status): Direct ISSI replacements with identical base product number (IS42S32200). These parts maintain full electrical and mechanical compatibility with relaxed voltage tolerance (3V to 3.6V) and improved access times (4.8 ns to 5.4 ns). All variants support the required 200 MHz operation through their specified clock frequencies.

Category 2 - ISSI IS45S32200L Series (Active Status): Alternative ISSI platform with identical memory specifications and package. These parts feature extended temperature range options (-40°C to 85°C or -40°C to 105°C) while maintaining core electrical compatibility.

Category 3 - Alliance Memory AS4C2M32SA-6TCN (Active Status): Cross-manufacturer substitute from Alliance Memory with identical memory capacity, organization, and package. Electrical parameters remain compatible within specified ranges.

Parameter Comparison

Part Number	Manufacturer	Memory Size	Clock Frequency (MHz)	Access Time (ns)	Voltage Supply (V)	Operating Temp (°C)	Product Status
IS42S32200E-5TL	ISSI	64Mbit (2M x 32)	200	5.0	3.15 ~ 3.45	0 ~ 70	Obsolete
IS42S32200L-5TL	ISSI	64Mbit (2M x 32)	200	4.8	3.0 ~ 3.6	0 ~ 70	Active
IS42S32200L-6TL	ISSI	64Mbit (2M x 32)	166	5.4	3.0 ~ 3.6	0 ~ 70	Active
IS42S32200L-6TLI	ISSI	64Mbit (2M x 32)	166	5.4	3.0 ~ 3.6	-40 ~ 85	Active
IS42S32200L-7TL	ISSI	64Mbit (2M x 32)	143	5.4	3.0 ~ 3.6	0 ~ 70	Active
IS42S32200L-7TLI	ISSI	64Mbit (2M x 32)	143	5.4	3.0 ~ 3.6	-40 ~ 85	Active
IS45S32200L-6TLA1	ISSI	64Mbit (2M x 32)	166	5.4	3.0 ~ 3.6	-40 ~ 85	Active
IS45S32200L-6TLA2	ISSI	64Mbit (2M x 32)	166	5.4	3.0 ~ 3.6	-40 ~ 105	Active
IS45S32200L-7TLA1	ISSI	64Mbit (2M x 32)	143	5.4	3.0 ~ 3.6	-40 ~ 85	Active
IS45S32200L-7TLA2	ISSI	64Mbit (2M x 32)	143	5.4	3.0 ~ 3.6	-40 ~ 105	Active
AS4C2M32SA-6TCN	Alliance Memory	64Mbit (2M x 32)	166	5.5	3.0 ~ 3.6	0 ~ 70	Active

Engineering Selection Recommendations

Primary Recommendation - IS42S32200L-5TL: This ISSI part maintains the highest performance specification (200 MHz, 4.8 ns access time) matching the original IS42S32200E-5TL operational envelope. Active product status ensures long-term availability. Voltage range expansion (3.0V to 3.6V) provides design margin. ROHS3 compliance and MSL 3 rating are maintained. Recommended for direct replacement in applications requiring maximum performance retention.

Secondary Recommendation - IS42S32200L-6TLI or IS45S32200L-6TLA1: These parts offer extended operating temperature range (-40°C to 85°C) suitable for industrial or automotive environments. Clock frequency reduction to 166 MHz remains compatible with legacy system timing requirements. Active status and full compliance certifications apply. Select IS45S32200L-6TLA1 for applications requiring the IS45S32200 platform variant.

Extended Temperature Option - IS45S32200L-6TLA2 or IS45S32200L-7TLA2: For applications requiring -40°C to 105°C operation, these variants provide maximum thermal headroom. Both maintain 64Mbit capacity and 86-TSOP II packaging. Product status is active with full compliance documentation.

Cross-Manufacturer Alternative - AS4C2M32SA-6TCN: Alliance Memory AS4C2M32SA-6TCN provides equivalent 64Mbit SDRAM functionality in identical 86-TSOP II package. Access time specification (5.5 ns) remains within acceptable tolerance. Operating temperature range (0°C to 70°C) matches original specification. Active product status and ROHS3 compliance confirmed. Recommended where supply chain diversification is required.

Frequently Asked Questions (FAQ)

Q: Can IS42S32200L-6TL or IS42S32200L-7TL be used as direct replacements for IS42S32200E-5TL?

A: Yes, with design consideration. Both parts maintain 64Mbit capacity, 2M x 32 organization, and 86-TSOP II package compatibility. Clock frequency reduction (166 MHz and 143 MHz respectively) is acceptable if system timing allows. Access time specification (5.4 ns) exceeds original requirement (5 ns). Voltage range expansion (3.0V to 3.6V) provides compatibility margin. Confirm system clock frequency requirements before selection.

Q: What is the difference between IS42S32200L-6TL and IS42S32200L-6TLI?

A: Both parts are electrically identical with 166 MHz clock frequency and 5.4 ns access time. The primary difference is operating temperature range: IS42S32200L-6TL operates 0°C to 70°C, while IS42S32200L-6TLI extends to -40°C to 85°C. Select IS42S32200L-6TLI for applications requiring extended low-temperature operation or industrial environments.

Q: Are ISSI IS45S32200L parts compatible with IS42S32200E-5TL?

A: Yes. IS45S32200L parts maintain identical 64Mbit capacity, 2M x 32 organization, and 86-TSOP II package. The IS45S32200 platform variant is electrically compatible within specified voltage and temperature ranges. Extended temperature options (-40°C to 85°C or -40°C to 105°C) are available. Confirm system requirements for temperature range before selection.

Q: Can Alliance Memory AS4C2M32SA-6TCN replace ISSI parts?

A: Yes. AS4C2M32SA-6TCN provides equivalent 64Mbit SDRAM with identical memory organization (2M x 32) and 86-TSOP II package. Access time (5.5 ns) and clock frequency (166 MHz) remain compatible. Operating temperature (0°C to 70°C) matches original specification. ROHS3 compliance and MSL 3 rating are maintained. Cross-manufacturer substitution is electrically valid.

Q: What is the significance of the voltage range difference between IS42S32200E-5TL (3.15V to 3.45V) and substitute parts (3.0V to 3.6V)?

A: Substitute parts feature expanded voltage tolerance, providing greater design margin and supply stability. The original specification (3.15V to 3.45V) is a subset of the substitute range (3.0V to 3.6V). All substitute parts operate correctly within the original voltage window, ensuring backward compatibility. Expanded range improves system robustness.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 3 (168 Hours) rating, matching the original IS42S32200E-5TL specification. Compliance certifications are consistent across ISSI IS42S32200L, IS45S32200L, and Alliance Memory AS4C2M32SA-6TCN variants.

Q: Which substitute part offers the best performance match to IS42S32200E-5TL?

A: IS42S32200L-5TL provides the closest performance match with 200 MHz clock frequency and 4.8 ns access time, exceeding the original 5 ns specification. This part is recommended for applications where maximum performance retention is required. Active product status ensures availability.

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