MT51J256M32HF-80:B

MT51J256M32HF-80:B

Product details

Brief description of Micron flash chip MT51J256M32HF-80:B

MT51J256M32HF-80:B is a GDDR5 SGRAM from Micron, designed for mid-range gaming graphics cards, workstations, and embedded graphics systems with PCIe 3.0/4.0. The chip has a 256M×32 configuration, 8 Gb (1 GB) capacity, maximum I/O frequency up to 8.0 Gbps, and is used in devices with moderate bandwidth requirements where compatibility with established GDDR5 platforms is important.

Key features and characteristics

Architecture and performance

· Technology: GDDR5 SGRAM, 16 internal banks (4 bank groups), 8-bit prefetch, burst length (BL) = 8.
· Configuration: 256M×32 I/O, total capacity 8 Gb (1 GB).
· I/O speed: 8.0 Gbps per pin (clock frequency 4000 MHz), total chip bandwidth — 32 GB/s.
· Latencies: CAS latency 7–24 (programmable), WRITE latency 4–7 (programmable), tCCD_L = 3 tCK.

Energy efficiency and reliability

· Power: VDD = VDDQ = 1.5 V ±3% (optional 1.35 V for reduced power consumption).
· Consumption: optimized for sustained graphics workloads, support for power-saving modes.
· Reliability: support for ECC for error correction, RoHS compliant.
· Temperature range: 0–85 °C (commercial operating mode).
· Form factor: 170-pin FBGA (size 12.0×14.0 mm), surface mount.

Application area

· Graphics cards: mid-range gaming adapters with PCIe 3.0/4.0, targeting 1080p/1440p resolution.
· Workstations: devices for graphic design, Full HD video editing, and basic 3D rendering.
· Embedded systems: industrial graphics controllers, network chips with graphics acceleration.

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