IS42S16160L-7BL-TR

The IS42S16160L-7BL-TR is a volatile SDRAM device providing 256 Mbit of memory arranged as 16M × 16. It implements a parallel DRAM architecture in a compact 54‑TFBGA (8 × 8) package.

Designed for systems that require external SDRAM with a LVTTL interface, the device offers defined timing and power characteristics including a 143 MHz clock frequency, 5.4 ns access time, and a supply voltage range of 3.0 V to 3.6 V, operating across a 0 °C to 70 °C ambient temperature range.

Key Features

• Memory Architecture 256 Mbit SDRAM organized as 16M × 16 bits, providing a 16‑bit memory data path for parallel access.
• Performance Supports a clock frequency of 143 MHz with an access time of 5.4 ns for predictable read/write timing.
• Interface LVTTL memory interface enables standard logic‑level communication for external memory buses.
• Power Operates from a supply voltage range of 3.0 V to 3.6 V, matching common 3 V memory system rails.
• Package Supplied in a 54‑TFBGA (8 × 8) package, providing a compact BGA footprint for space‑constrained board designs.
• Operating Range Rated for ambient operation from 0 °C to 70 °C (TA), suitable for standard commercial temperature environments.

Typical Applications

• Embedded memory expansion — Acts as external SDRAM for embedded systems requiring a 16‑bit parallel memory interface and 256 Mbit capacity.
• Buffering and frame storage — Provides parallel DRAM storage suitable for buffering in systems that use LVTTL signaling and a 16‑bit data bus.
• General purpose system memory — Fits designs that need standardized 3.0 V supply SDRAM in a compact 54‑TFBGA package with defined timing characteristics.

Unique Advantages

• Clear memory organization — 16M × 16 arrangement simplifies integration with 16‑bit data buses and system memory maps.
• Defined timing performance — 143 MHz clock rating and 5.4 ns access time provide verifiable timing for deterministic system design.
• Standard LVTTL interface — Compatible with common logic‑level interfaces, reducing the need for custom level‑shifting circuitry.
• Compact BGA footprint — 54‑TFBGA (8 × 8) package enables high‑density board layouts where PCB space is limited.
• Common supply range — 3.0 V to 3.6 V operation aligns with typical 3 V system rails for straightforward power supply integration.

Why Choose IS42S16160L-7BL-TR?

The IS42S16160L-7BL-TR offers a straightforward 256 Mbit SDRAM solution with a 16‑bit organization, LVTTL interface, and compact 54‑TFBGA package. Its specified clock frequency, access time, voltage range, and operating temperature make it suitable for designs that require predictable parallel DRAM behavior and standard 3 V power integration.

This device is appropriate for engineers developing systems that need external SDRAM with defined timing and packaging constraints, providing a balance of capacity, performance, and a small PCB footprint for commercial temperature applications.

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