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256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Micron StrataFlash Embedded Memory
MT28GU256AAA1EGC-0SIT, MT28GU256AAA2EGC-0SIT
MT28GU512AAA1EGC-0SIT, MT28GU512AAA2EGC-0SIT,
MT28GU01GAAA1EGC-0SIT, MT28GU01GAAA2EGC-0SIT
Features
• High-performance read, program, and erase
– 96ns initial read access
– 108 MHz with zero wait-state synchronous burst
reads: 7ns clock-to-data output
– 133 MHz with zero wait-state synchronous burst
reads: 5.5ns clock-to-data output
– 8-, 16-, and continuous-word synchronous-burst
reads
– Programmable WAIT configuration
– Customer-configurable output driver impedance
– Buffered Programming: 2.0 μs/Word (TYP),
512Mb, 65nm
– Block erase: 0.9s per block (TYP)
20μs (TYP) program/erase suspend
• Architecture
– 16-bit wide data bus
– Multilevel cell technology
– Symmetrically-blocked array architecture
– 256KB erase blocks
– 1Gb device: Eight 128Mb partitions
– 512Mb device: Eight 64Mb partitions
– 256Mb device: Eight 32Mb partitions
– READ-While-PROGRAM and READ-While-
ERASE commands
– Status register for partition/device status
– Blank check feature
• Temperature Range
– Expanded temperature: –40°C to +85°C
• JESD47H-compliant
– Minimum 100,000 ERASE cycles per block
– Data retention: 20 years (TYP)
• Power
– Core voltage: 1.7– 2.0V
– I/O voltage: 1.7–2.0V
– Standby current: 60μA (TYP) for 512Mb, 65nm
– Automatic power savings mode
– 16-word synchronous-burst read current: 23mA
(TYP) @ 108 MHz; 24mA (TYP) @ 133 MHz
• Software
– Micron® Flash data integrator (FDI) optimized
– Basic command set (BCS) and extended com-
mand set (ECS) compatible
– Common Flash interface (CFI) capable
• Security
– One-time programmable (OTP) space
64 unique factory device identifier bits
2112 user-programmable OTP bits
– Absolute write protection: VPP = GND
– Power-transition erase/program lockout
– Individual zero latency block locking
– Individual block lock-down
• Density and packaging
– 256Mb, 512Mb, and 1Gb
– Address-data multiplexed and non-multiplexed
interfaces
– 64-Ball Easy BGA
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
1 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.
Products and specifications discussed herein are subject to change by Micron without notice.

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256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Part Numbering Information
Available with extended memory block prelocked by Micron. Devices are shipped from the factory with memory
content bits erased to 1. For available options, such as packages or high/low protection, or for further information,
contact your Micron sales representative. Part numbers can be verified at www.micron.com. Feature and specifica-
tion comparison by device type is available at www.micron.com/products. Contact the factory for devices not
found.
Figure 1: Current Part Number Decoder
Micron Technology
Part Family
28G = G series parallel NOR
Voltage
U = 1.7–2.0V
Device Density
256 = 256Mb
512 = 512Mb
01G = 1Gb
Stack
A = Single die
Lithography
65nm = A
Die Revision
Rev. A = A
Rev. B = B
Rev. C = C
Interface
1 = x16
2 = x16 A/D MUX
MT 28G U 512 A A A 2 E GC -0 S IT --
Production Status
Blank = Production
ES = Engineering samples
Operating Temperature
IT = –40°C to +85°C (Grade 3 AEC-Q100)
AT = –40°C to +105°C (Grade 2 AEC-Q100)
Special Options
A = Automotive quality
S = Standard
X = PLP
Security Features
0 = Standard features
Package Codes
GC = 64-ball TBGA, 10 x 8 x 1.2mm
Block Structure
E = Uniform
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
2 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.

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256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Figure 2: Legacy Part Number Decoder
PC 28F 512 G 18 F F
Package Designator
PC = Easy BGA, RoHS
Product Line Designator
28F = Micron Flash memory
Device Density Configuration
128 = 128Mb, x16
256 = 256Mb, x16
512 = 512Mb, x16
00A = 1Gb, x16
Shipping Media
E = Tray
F = Tape and reel
Interface
F = Non-MUX
A = AD/AAD-MUX
Voltage
18 = 1.8 core and I/O
NOR Flash Product Family
G = StrataFlash embedded memory
Table 1: Part Number Information
Note 1 and 2 apply to entire table
Micron Part Number
Legacy Part Number
MT28GU256AAA1EGC-0SIT
PC28F256G18FE
PC28F256G18FF
MT28GU256AAA2EGC-0SIT
PC28F256G18AE
PC28F256G18AF
MT28GU512AAA1EGC-0SIT
PC28F512G18FE
PC28F512G18FF
MT28GU512AAA2EGC-0SIT
PC28F512G18AE
PC28F512G18AF
MT28GU01GAAA1EGC-0SIT
PC28F00AG18FE
PC28F00AG18FF
MT28GU01GAAA2EGC-0SIT
PC28F00AG18AE
PC28F00AG18AF
Density
256Mb
256Mb
256Mb
256Mb
512Mb
512Mb
512Mb
512Mb
1Gb
1Gb
1Gb
1Gb
Interface
Non-MUX
Non-MUX
AD/AAD-MUX
AD/AAD-MUX
Non-MUX
Non-MUX
AD/AAD-MUX
AD/AAD-MUX
Non-MUX
Non-MUX
AD/AAD-MUX
AD/AAD-MUX
Shipping Media
Tray
Tape and Reel
Tray
Tape and Reel
Tray
Tape and Reel
Tray
Tape and Reel
Tray
Tape and Reel
Tray
Tape and Reel
Notes: 1. New Micron part numbers must be used for all new samples/designs. Legacy part numbers are being discon-
tinued.
2. Shipping media must be specified at time of order entry for new Micron part numbers.
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
3 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.

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256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Contents
General Description ....................................................................................................................................... 10
Functional Overview ...................................................................................................................................... 10
Configuration and Memory Map ..................................................................................................................... 11
Device ID ....................................................................................................................................................... 14
Package Dimensions ....................................................................................................................................... 15
Signal Assignments ......................................................................................................................................... 16
Signal Descriptions ......................................................................................................................................... 17
Bus Interface .................................................................................................................................................. 19
Reset .......................................................................................................................................................... 19
Standby ..................................................................................................................................................... 19
Output Disable ........................................................................................................................................... 20
Asynchronous Read .................................................................................................................................... 20
Synchronous Read ...................................................................................................................................... 20
Burst Wrapping .......................................................................................................................................... 20
End-of-Wordline Delay ............................................................................................................................... 21
Write .......................................................................................................................................................... 22
Command Definitions .................................................................................................................................... 23
Status Register ................................................................................................................................................ 26
Clear Status Register ................................................................................................................................... 27
Read Configuration Register ........................................................................................................................... 28
Programming the Read Configuration Register ............................................................................................ 29
Latency Count Code and Clock Frequency ................................................................................................... 30
Extended Configuration Register ..................................................................................................................... 31
Output Driver Control ................................................................................................................................ 31
Programming the Extended Configuration Register ...................................................................................... 32
Read Operations ............................................................................................................................................. 33
Read Array ................................................................................................................................................. 33
Read ID ...................................................................................................................................................... 33
Read CFI .................................................................................................................................................... 34
Read Status Register ................................................................................................................................... 34
WAIT Operation ......................................................................................................................................... 35
Programming Modes ...................................................................................................................................... 36
Control Mode ............................................................................................................................................. 36
Object Mode .............................................................................................................................................. 37
Program Operations ....................................................................................................................................... 41
Single-Word Programming .......................................................................................................................... 41
Buffered Programming ............................................................................................................................... 42
Buffered Enhanced Factory Programming ................................................................................................... 42
Erase Operations ............................................................................................................................................ 45
BLOCK ERASE ............................................................................................................................................ 45
SUSPEND and RESUME Operations ................................................................................................................ 46
SUSPEND Operation .................................................................................................................................. 46
RESUME Operation .................................................................................................................................... 47
BLANK CHECK Operation .............................................................................................................................. 48
Block Lock ..................................................................................................................................................... 49
One-Time Programmable Operations .............................................................................................................. 51
Programming OTP Area .............................................................................................................................. 53
Reading OTP Area ....................................................................................................................................... 53
Global Main-Array Protection ......................................................................................................................... 54
Dual Operation .............................................................................................................................................. 55
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
4 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.

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256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Power and Reset Specifications ....................................................................................................................... 56
Initialization .............................................................................................................................................. 56
Power-Up and Down .................................................................................................................................. 56
Reset .......................................................................................................................................................... 56
Automatic Power Saving ............................................................................................................................. 58
Deep Power-Down ..................................................................................................................................... 58
Power Supply Decoupling ........................................................................................................................... 59
Electrical Specifications .................................................................................................................................. 60
Electrical Specifications – DC Current and Voltage Characteristics and Operating Conditions ............................ 61
Electrical Specifications – AC Characteristics and Operating Conditions ........................................................... 64
AC Test Conditions ..................................................................................................................................... 64
AC Read Specifications ................................................................................................................................... 66
AC Read Timing .......................................................................................................................................... 67
AC Write Specifications ................................................................................................................................... 76
Electrical Specifications – Program/Erase Characteristics ................................................................................. 84
Common Flash Interface ................................................................................................................................ 85
READ CFI Structure Output ........................................................................................................................ 85
CFI ID String .............................................................................................................................................. 86
System Interface Information ...................................................................................................................... 86
Device Geometry Definition ....................................................................................................................... 87
Primary Micron-Specific Extended Query .................................................................................................... 89
Flowcharts ..................................................................................................................................................... 95
AADM Mode ................................................................................................................................................. 112
AADM Feature Overview ............................................................................................................................ 112
AADM Mode Enable (RCR[4] = 1) ............................................................................................................... 112
Bus Cycles and Address Capture ................................................................................................................. 112
WAIT Behavior .......................................................................................................................................... 112
Asynchronous READ and WRITE Cycles ..................................................................................................... 113
Asynchronous READ Cycles ....................................................................................................................... 113
Asynchronous WRITE Cycles ..................................................................................................................... 115
Synchronous READ and WRITE Cycles ....................................................................................................... 116
Synchronous READ Cycles ......................................................................................................................... 116
Synchronous WRITE Cycles ....................................................................................................................... 119
System Boot .............................................................................................................................................. 119
Revision History ............................................................................................................................................ 120
Rev. I – 03/15 ............................................................................................................................................. 120
Rev. H – 10/14 ............................................................................................................................................ 120
Rev. G – 9/13 ............................................................................................................................................. 120
Rev. F – 8/11 .............................................................................................................................................. 120
Rev. E – 8/11 .............................................................................................................................................. 120
Rev. D – 5/11 ............................................................................................................................................. 121
Rev. C – 2/11 .............................................................................................................................................. 121
Rev. B – 12/10 ............................................................................................................................................ 121
Rev. A – 12/10 ............................................................................................................................................ 121
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
5 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.