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MT40A256M16 Datasheet

Part Number MT40A256M16
Manufacturers Micron
Logo Micron
Description Automotive DDR4 SDRAM
Datasheet MT40A256M16 DatasheetMT40A256M16 Datasheet (PDF)

4Gb: x8, x16 Automotive DDR4 SDRAM Features Automotive DDR4 SDRAM MT40A512M8 MT40A256M16 Features • VDD = VDDQ = 1.2V ±60mV • VPP = 2.5V –125mV/+250mV • On-die, internal, adjustable VREFDQ generation • 1.2V pseudo open-drain I/O • Refresh maximum interval time at TC temperature range: – 64ms at –40°C to 85°C – 32ms at 85°C to 95°C – 16ms at 96°C to 105°C – 8ms at 106°C to 125°C • 16 internal banks ( x8): 4 groups of 4 banks each • 8 internal banks (x16): 2 groups of 4 banks each • 8n-bit prefe.

  MT40A256M16   MT40A256M16






Automotive DDR4 SDRAM

4Gb: x8, x16 Automotive DDR4 SDRAM Features Automotive DDR4 SDRAM MT40A512M8 MT40A256M16 Features • VDD = VDDQ = 1.2V ±60mV • VPP = 2.5V –125mV/+250mV • On-die, internal, adjustable VREFDQ generation • 1.2V pseudo open-drain I/O • Refresh maximum interval time at TC temperature range: – 64ms at –40°C to 85°C – 32ms at 85°C to 95°C – 16ms at 96°C to 105°C – 8ms at 106°C to 125°C • 16 internal banks ( x8): 4 groups of 4 banks each • 8 internal banks (x16): 2 groups of 4 banks each • 8n-bit prefetch architecture • Programmable data strobe preambles • Data strobe preamble training • Command/Address latency (CAL) • Multipurpose register read and write capability • Write leveling • Self refresh mode • Low-power auto self refresh (LPASR) • Temperature controlled refresh (TCR) • Fine granularity refresh • Self refresh abort • Maximum power saving • Output driver calibration • Nominal, park, and dynamic on-die termination (ODT) • Data bus inversion (DBI) for data bus • Command/Address (CA) parity • Databus write cyclic redundancy check (CRC) • Per-DRAM addressability • Connectivity test • Hard post package repair (hPPR) and soft post package repair (sPPR) modes • JEDEC JESD-79-4 compliant • AEC-Q100 • PPAP submission Options1 • Configuration – 512 Meg x 8 – 256 Meg x 16 • BGA package (Pb-free) – x8 – 78-ball (9mm x 10.5mm) – Rev. B – 78-ball (7.5mm x 11mm) – Rev. F • FBGA package (Pb-free) – x16 – 96-ball (9mm x 14mm) – Rev. B – 96-ball (7.5mm x 13.5mm) – Rev. F • Timing – cycle t.


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