IS42S81600F-7TL-TR

The IS42S81600F-7TL-TR is a 128 Mbit volatile memory device implemented as SDRAM with a 16M × 8 memory organization and a parallel memory interface. It provides system designers a discrete DRAM option in a 54‑pin TSOP II package for applications that require standard parallel SDRAM capacity and predictable timing.

Key electrical and mechanical attributes include a clock frequency rating of 143 MHz, a typical access time of 5.4 ns, supply voltage range of 3.0 V to 3.6 V, and an operating temperature range of 0 °C to 70 °C.

Key Features

• Memory Core 128 Mbit capacity organized as 16M × 8; volatile DRAM storage for system memory applications.
• Technology & Interface SDRAM technology with a parallel memory interface suitable for designs requiring synchronous, externally clocked DRAM.
• Performance Supports a clock frequency of 143 MHz with an access time of 5.4 ns for timing-sensitive memory operations.
• Power Operating supply voltage range of 3.0 V to 3.6 V.
• Package Supplied in a 54‑pin TSOP II package (0.400", 10.16 mm width) for surface-mount PCB assembly.
• Operating Range Specified for an ambient temperature range of 0 °C to 70 °C (TA).
• Manufacturer Produced by Integrated Silicon Solution Inc (ISSI).

Typical Applications

• System Memory (Parallel SDRAM) — Provides 128 Mbit of synchronous DRAM in a 16M × 8 organization for systems that require parallel memory expansion.
• Embedded Devices — Integrates into embedded designs needing a discrete SDRAM device in a 54‑pin TSOP II footprint.
• Industrial Electronics — Suitable for industrial equipment with ambient operating requirements within 0 °C to 70 °C and a 3.0 V–3.6 V supply.

Unique Advantages

• Standard SDRAM Architecture: Uses established SDRAM organization (16M × 8) for predictable timing and integration into parallel-memory designs.
• High-Frequency Support: Rated for operation at up to 143 MHz clock frequency with 5.4 ns access time to meet moderate-performance memory timing requirements.
• Compact TSOP II Package: 54‑pin TSOP (0.400", 10.16 mm width) provides a space-efficient surface-mount form factor.
• Flexible Supply Range: 3.0 V to 3.6 V supply supports common 3.3 V system rails.
• Manufacturer-Backed Device: Manufactured by Integrated Silicon Solution Inc (ISSI), providing a predictable sourcing option for designs requiring this part.

Why Choose IS42S81600F-7TL-TR?

The IS42S81600F-7TL-TR is positioned for designs that need a discrete 128 Mbit SDRAM implemented as a 16M × 8 parallel device in a compact 54‑pin TSOP II package. Its specified 143 MHz clock rating, 5.4 ns access time, and 3.0 V–3.6 V supply window make it suitable for systems that require synchronous parallel DRAM with defined timing and voltage characteristics.

This device is appropriate for engineers specifying standard SDRAM components from a known manufacturer (Integrated Silicon Solution Inc) where package footprint, supply compatibility, and operating temperature are key selection criteria.

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