IS42S32400J-7BL

The IS42S32400J-7BL is a 128 Mbit synchronous DRAM (SDRAM) device organized as 4M × 32. It implements a standard DRAM architecture with an LVTTL memory interface and is supplied in a 90-TFBGA (8×13) package.

Designed for systems requiring volatile SDRAM storage, the device supports a clock frequency of 143 MHz with an access time of 5.4 ns and operates from a 3.0 V to 3.6 V supply over an ambient temperature range of 0°C to 70°C.

Key Features

• Memory Core 128 Mbit SDRAM organized as 4M × 32, providing standard DRAM storage in a compact footprint.
• Performance Operates at a clock frequency of 143 MHz with a typical access time of 5.4 ns for responsive memory access.
• Interface LVTTL memory interface for standard logic-level signaling integration.
• Power Single supply voltage range of 3.0 V to 3.6 V to match 3 V system domains.
• Package 90-TFBGA (8×13) package case, suitable for compact board-level integration.
• Operating Temperature Specified ambient operating range 0°C ~ 70°C (TA).

Typical Applications

• General SDRAM Memory — Provides 128 Mbit volatile storage where synchronous DRAM with LVTTL interfacing is required.
• Embedded Systems — Serves as system memory in embedded designs that operate within the specified voltage and temperature ranges.
• Board-Level Memory Expansion — Used for adding DRAM capacity on PCBs that accept a 90-TFBGA (8×13) component package.

Unique Advantages

• Compact 90-TFBGA package: Enables high-density board integration with a 8×13 TFBGA footprint.
• Measured performance: 143 MHz clocking combined with 5.4 ns access time supports responsive memory transactions.
• Standard LVTTL interface: Simplifies logic-level connections to host controllers and interfaces.
• Flexible 3.0 V–3.6 V supply: Operates within common 3 V system power domains for straightforward power integration.
• Clear operating range: Specified for 0°C to 70°C ambient operation for use in temperature-controlled environments.

Why Choose IS42S32400J-7BL?

The IS42S32400J-7BL delivers a straightforward 128 Mbit SDRAM solution characterized by a 4M × 32 organization, LVTTL interface, and a compact 90-TFBGA package. Its specified clock rate (143 MHz), access time (5.4 ns), and 3.0 V–3.6 V supply range make it suitable for designs that require predictable SDRAM performance within the listed ambient temperature limits.

This device is appropriate for engineers and procurement teams seeking a documented DRAM component for board-level memory integration where the listed electrical, timing, package, and temperature specifications match system requirements.

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