MT46V32M16P-5B:J Complete Component Specification Sheet

1. Basic Device Identification

• Manufacturer: Micron Technology, Inc.
• Full Part Number: MT46V32M16P-5B:J
• Product Category: DRAM Memory IC
• Memory Type: DDR SDRAM (Double Data Rate Synchronous DRAM)
• Part Lifecycle: Obsolete / Legacy Production
• RoHS Compliance: RoHS Compliant
• ECCN: EAR99
• Moisture Sensitivity Level (MSL): Level 3 (168 hours)

2. Memory Density & Organization

表格

3. Electrical Specifications

3.1 Power Supply

• Nominal Voltage (VDD/VDDQ): 2.6 V
• Operating Voltage Range: 2.5 V – 2.7 V
• Voltage Tolerance: ±0.1 V

3.2 Timing & Speed Grade

• Max Clock Frequency: 200 MHz
• Data Transfer Rate: 400 MT/s (DDR400)
• Cycle Time (tCK): 5 ns
• CAS Latency (CL): 2, 3 (programmable)
• Access Time (tAC): 0.7 ns (700 ps)
• Write Recovery Time (tWR): 15 ns

4. Package & Mechanical Data

5. Environmental Operating Conditions

• Operating Temperature (Commercial): 0°C to +70°C
• Storage Temperature: -55°C to +125°C
• Reflow Soldering Peak Temp: 260°C (per J-STD-020)

6. Key Functional Features

• Differential bidirectional data strobe (DQS) for accurate data latching
• Programmable burst lengths: 2, 4, 8, and full page
• Auto Refresh (AR) and Self Refresh (SR) modes supported
• Internal bank interleaving to improve effective bandwidth
• Power-down mode for low-power standby operation
• 3-state output drivers for shared bus applications
• Fully synchronous operations controlled by clock signal

7. Part Number Decoding

• MT: Micron manufacturer prefix
• 46V: DDR SDRAM product family
• 32M16: 32M × 16-bit memory array
• P: 66-pin TSOP Type II package
• -5B: Speed grade (5 ns cycle time, DDR400)
• :J: Device revision / version code

8. Typical Target Applications

• Legacy embedded computing systems
• Industrial control and automation equipment
• Networking and communication infrastructure
• Consumer electronics (set-top boxes, printers)
• Legacy automotive infotainment (non-AEC-Q100 version)
• Legacy system maintenance and replacement designs