MT40A256M16GE-075EAIT Datasheet, PDF (1/359 Pages) Micron Technology – Automotive DDR4 SDRAM

4Gb: x8, x16 Automotive DDR4 SDRAM
Features
Automotive DDR4 SDRAM
MT40A512M8
MT40A256M16
Features
• V_DD = V_DDQ = 1.2V ±60mV
• V_PP = 2.5V –125mV/+250mV
• On-die, internal, adjustable V_REFDQ generation
• 1.2V pseudo open-drain I/O
• Refresh maximum interval time at T_C 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 and read 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 (x16)
• Hard post package repair (hPPR) and soft post
package repair (sPPR) modes
• JEDEC JESD-79-4 compliant
• ACE-Q100
• PPAP submission
• 8D response time
Options¹
• Configuration
– 512 Meg x 8
– 256 Meg x 16
• BGA package (Pb-free) – x8
– 78-ball (9mm x 10.5mm) – Rev. B
• FBGA package (Pb-free) – x16
– 96-ball (9mm x 14mm) – Rev. B
• Timing – cycle time
– 0.750ns @ CL = 18 (DDR4-2666)
– 0.833ns @ CL = 16 (DDR4-2400)
• Product certification
– Automotive
• Operating temperature
– Industrial (–40° ” T_C ” +95°C)
– Automotive (–40° ” T_C ” +105°C)
– Ultra-high (–40° ” T_C ” +125°C)³
– Revision
Marking
512M8
256M16
RH
GE
-075E
-083E
A
IT
AT
UT
:B
Notes:
1. Not all options listed can be combined to
define an offered product. Use the part
catalog search on http://www.micron.com
for available offerings.
2. The data sheet does not support ×4 mode
even though ×4 mode description exists in
the following sections.
3. The UT option use based on automotive us-
age model. Please contact Micron sales rep-
resentative if you have questions.
CCMTD-1725822587-10418
4gb_auto_ddr4_sdram_z90b.pdf - Rev. D 01/17 EN
1
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Products and specifications discussed herein are subject to change by Micron without notice.