1. FEATURES .............................................................................................................................................................. 4
2. GENERAL DESCRIPTION ..................................................................................................................................... 6
6. DATA PROTECTION................................................................................................................................................ 9
Table 2. Protected Area Sizes ...................................................................................................................10
Release from Deep Power-down (RDP), Read Electronic Signature (RES) ........................................... 25
Read Electronic Manufacturer ID & Device ID (REMS) ........................................................................... 27
QPI ID Read (QPIID) ............................................................................................................................... 28
Table 6. ID Definitions ..............................................................................................................................28
Read Status Register (RDSR) ................................................................................................................. 29
Fast Boot ................................................................................................................................................. 56
9-37. Program Suspend ................................................................................................................................... 69
11. POWER-ON STATE ............................................................................................................................................. 80
Table 18. Power-Up Timing and VWI Threshold .......................................................................................87
Table 19. Power-Up/Down and Voltage Drop ...........................................................................................88
13-1. INITIAL DELIVERY STATE ...................................................................................................................... 88
14. ERASE AND PROGRAMMING PERFORMANCE .............................................................................................. 89
15. DATA RETENTION .............................................................................................................................................. 89
17. ORDERING INFORMATION ................................................................................................................................ 90
18. PART NAME DESCRIPTION ............................................................................................................................... 91
19. PACKAGE INFORMATION .................................................................................................................................. 92
20. REVISION HISTORY ........................................................................................................................................... 95
9-25.
9-26.
9-27.
9-28.
9-29.
9-30.
9-31.
9-32.
9-33.
P/N: PM1712
3
REV. 1.2, NOV. 28, 2013
MX25U25635F
1.8V 256M-BIT [x 1/x 2/x 4] CMOS MXSMIO
(SERIAL MULTI I/O)
FLASH MEMORY
1. FEATURES
GENERAL
• Serial Peripheral Interface compatible -- Mode 0 and Mode 3
• Single Power Supply Operation
- 1.65 to 2.0 volt for read, erase, and program operations
•
256Mb: 268,435,456 x 1 bit structure or 134,217,728 x 2 bits (two I/O mode) structure or 67,108,864 x 4 bits (four
I/O mode) structure
• Protocol Support
- Single I/O, Dual I/O and Quad I/O
• Latch-up protected to 100mA from -1V to Vcc +1V
• Low Vcc write inhibit is from 1.0V to 1.4V
• Fast read for SPI mode
- Support clock frequency up to 108MHz for all protocols
- Support clock frequency up to 133MHz for all protocols (for MX25U25635FZ4I-08G only)
- Support Fast Read, 2READ, DREAD, 4READ, QREAD instructions.
- Configurable dummy cycle number for fast read operation
• Quad Peripheral Interface (QPI) available
• Equal Sectors with 4K byte each, or Equal Blocks with 32K byte each or Equal Blocks with 64K byte each
- Any Block can be erased individually
• Programming :
- 256byte page buffer
- Quad Input/Output page program(4PP) to enhance program performance
• Typical 100,000 erase/program cycles
• 20 years data retention
SOFTWARE FEATURES
• Input Data Format
- 1-byte Command code
• Advanced Security Features
- Block lock protection
The BP0-BP3 and T/B status bit defines the size of the area to be protection against program and erase instruc-
tions
• Additional 4K bit security OTP
-
Features unique identifier
-
factory locked identifiable, and customer lockable
•
Command Reset
•
Program/Erase Suspend and Resume operation
•
Electronic Identification
-
JEDEC 1-byte manufacturer ID and 2-byte device ID
- RES command for 1-byte Device ID
- REMS command for 1-byte manufacturer ID and 1-byte device ID
•
Support Serial Flash Discoverable Parameters (SFDP) mode
HARDWARE FEATURES
•
SCLK Input
- Serial clock input
P/N: PM1712
4
REV. 1.2, NOV. 28, 2013
MX25U25635F
•
•
•
•
•
SI/SIO0
- Serial Data Input or Serial Data Input/Output for 2 x I/O read mode and 4 x I/O read mode
SO/SIO1
- Serial Data Output or Serial Data Input/Output for 2 x I/O read mode and 4 x I/O read mode
WP#/SIO2
- Hardware write protection or serial data Input/Output for 4 x I/O read mode
RESET#/SIO3
- Hardware Reset pin or Serial input & Output for 4 x I/O read mode
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