IS42S32400J-7BL-TR
| Part Description |
IC DRAM 128MBIT PAR 90TFBGA |
|---|---|
| Quantity | 29 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Integrated Silicon Solution Inc |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 14 Weeks |
| Datasheet |
Specifications & Environmental
| Device Package | 90-TFBGA (8x13) | Memory Format | DRAM | Technology | SDRAM | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 128 Mbit | Access Time | 5.4 ns | Grade | Commercial | ||
| Clock Frequency | 143 MHz | Voltage | 3V ~ 3.6V | Memory Type | Volatile | ||
| Operating Temperature | 0°C ~ 70°C (TA) | Write Cycle Time Word Page | N/A | Packaging | 90-TFBGA | ||
| Mounting Method | Volatile | Memory Interface | LVTTL | Memory Organization | 4M x 32 | ||
| Moisture Sensitivity Level | N/A | RoHS Compliance | Unknown | REACH Compliance | REACH Unknown | ||
| Qualification | N/A | ECCN | N/A | HTS Code | N/A |
Overview of IS42S32400J-7BL-TR – IC DRAM 128MBIT PAR 90TFBGA
The IS42S32400J-7BL-TR is a 128 Mbit volatile SDRAM device from ISSI. It is organized as 4M × 32 with a LVTTL memory interface and presented in a 90‑TFBGA (8×13) package.
This synchronous DRAM device targets designs that require mid-density, high-speed volatile memory with a specified clock frequency of 143 MHz and an access time of 5.4 ns.
Key Features
- Memory 128 Mbit DRAM organized as 4M × 32, providing a straightforward memory map for system integration.
- Technology SDRAM (synchronous DRAM) architecture supporting a clock frequency of 143 MHz and an access time of 5.4 ns for timing-aware designs.
- Interface LVTTL memory interface for compatible logic-level signaling.
- Power Rated supply voltage range of 3.0 V to 3.6 V to match common 3 V system rails.
- Package 90‑TFBGA (8×13) package case suitable for compact board layouts.
- Operating Range Specified ambient operating temperature range of 0°C to 70°C (TA).
- Mounting/Type Volatile memory device intended for soldered PCB mounting in a TFBGA package.
Typical Applications
- Systems requiring volatile DRAM Provides 128 Mbit of synchronous volatile memory for general-purpose buffering and temporary data storage.
- Designs using LVTTL signaling Direct LVTTL interface simplifies integration into systems that use TTL-compatible memory control logic.
- Space-constrained PCBs 90‑TFBGA (8×13) package helps reduce board footprint where package density matters.
Unique Advantages
- Clear memory organization: 4M × 32 organization simplifies addressing and memory layout in system designs.
- Synchronous operation with quantified timing: 143 MHz clock frequency and 5.4 ns access time enable predictable timing behavior for system designers.
- Wide 3 V supply compatibility: 3.0 V to 3.6 V supply range aligns with common 3 V power rails for straightforward power domain integration.
- Compact BGA footprint: 90‑TFBGA (8×13) package supports higher-density board designs without changing the device functionality.
- Manufacturer identification: Supplied by ISSI (Integrated Silicon Solution Inc.), providing a clear vendor source for procurement and documentation.
Why Choose IS42S32400J-7BL-TR?
The IS42S32400J-7BL-TR positions itself as a mid-density SDRAM device offering a defined combination of capacity (128 Mbit), synchronous timing (143 MHz, 5.4 ns access), and a compact 90‑TFBGA package. These characteristics make it suitable for designs that require predictable SDRAM timing and a small PCB footprint.
This device is appropriate for engineers and procurement teams specifying volatile SDRAM with LVTTL signaling and a 3.0 V–3.6 V supply range, where clear device organization and package dimensions are important selection criteria.
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