MT48LC4M16A2P-7E IT:J TR

IC DRAM 64MBIT PAR 54TSOP II
Part Description

IC DRAM 64MBIT PAR 54TSOP II

Quantity 1,494 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerMicron Technology Inc.
Manufacturing StatusObsolete
Manufacturer Standard Lead TimeRFQ
Datasheet

Specifications & Environmental

Device Package54-TSOP IIMemory FormatDRAMTechnologySDRAM
Memory Size64 MbitAccess Time5.4 nsGradeIndustrial
Clock Frequency133 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature-40°C ~ 85°C (TA)Write Cycle Time Word Page14 nsPackaging54-TSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceParallelMemory Organization4M x 16
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0002

Overview of MT48LC4M16A2P-7E IT:J TR – IC DRAM 64Mbit Parallel, 54-TSOP II

The MT48LC4M16A2P-7E IT:J TR is a 64 Mbit SDRAM organized as 4M × 16 with a parallel memory interface in a 54-pin TSOP II package. It implements fully synchronous SDR SDRAM architecture and is targeted at systems requiring PC100/PC133-class synchronous DRAM performance and a compact TSOP footprint.

Key value comes from its PC133-capable timing, single 3.3 V power supply range, industrial operating temperature range (–40°C to +85°C), and a standard 54‑TSOP II package suitable for space-constrained PCB designs.

Key Features

  • Memory Architecture  64 Mbit organized as 4M × 16 with internal banks and pipelined operation for synchronous SDRAM access.
  • Performance  PC100/PC133-compliant operation with a listed clock frequency of 133 MHz and an access time of 5.4 ns; programmable burst lengths and internal bank architecture enable column address changes every clock cycle.
  • Timing Options  Speed grade -7E corresponds to 133 MHz operation with 2-2-2 RCD-RP-CL timing per the device family definitions in the datasheet.
  • Power  Single 3.3 V power supply (specified 3.0 V to 3.6 V) to simplify power design.
  • Interface  Parallel SDRAM interface with LVTTL-compatible inputs and outputs and support for auto precharge and auto refresh modes.
  • Reliability & Refresh  Auto refresh with 4096-cycle refresh options (64 ms for commercial/industrial variants) and selectable self-refresh modes documented in the device family datasheet.
  • Package & Temperature  54-pin TSOP II (0.400", 10.16 mm width) package with industrial temperature grade (–40°C to +85°C TA) for operation in extended-temperature environments.
  • Write Cycle  Word/page write cycle time listed as 14 ns.

Typical Applications

  • PC100/PC133 memory subsystems  Use where PC100/PC133-compliant SDRAM devices are required for synchronous system memory.
  • Embedded systems  Compact TSOP II package and 3.3 V supply make the device suitable for space-constrained embedded memory implementations.
  • Industrial equipment  Industrial operating temperature range (–40°C to +85°C) supports deployment in equipment exposed to extended temperature conditions.

Unique Advantages

  • PC100/PC133 compatibility: Datasheet-defined compliance and -7E speed grade enable integration into systems expecting PC100/PC133 timing.
  • Compact TSOP II footprint: 54-pin, 0.400" TSOP II packaging reduces board area for memory implementations in constrained form factors.
  • Industrial temperature range: Specified operation from –40°C to +85°C provides thermal margin for extended-environment applications.
  • Single 3.3 V power rail: 3.0 V to 3.6 V supply simplifies power sequencing and reduces power-rail complexity.
  • Flexible synchronous operation: Fully synchronous design with programmable burst lengths, auto precharge and auto-refresh modes supports a range of memory access patterns.

Why Choose MT48LC4M16A2P-7E IT:J TR?

The MT48LC4M16A2P-7E IT:J TR provides a compact 64 Mbit SDRAM solution with PC133-class synchronous performance and industrial temperature capability. Its 4M × 16 organization, 54‑pin TSOP II package, and single 3.3 V supply make it appropriate for designers needing a standard, parallel SDRAM device for legacy PC-compatible memory designs, embedded systems, and industrial applications.

With documented timing options, refresh modes, and a family datasheet covering device configurations, the part suits projects that require predictable synchronous operation and a small-package memory element backed by datasheet-defined electrical and timing specifications.

Request a quote or submit an inquiry to obtain pricing and availability for MT48LC4M16A2P-7E IT:J TR and to discuss lead times for your design requirements.

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