M25PX80 Numonyx, M25PX80 Datasheet - Page 18

• Manufacturer Part Number: M25PX80
• Description: 8-mbit, Dual I/o, 4-kbyte Subsector Erase, Serial Flash Memory With 75 Mhz Spi Bus Interface
• Manufacturer: Numonyx

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Memory organization
The memory is organized as:
Each page can be individually programmed (bits are programmed from 1 to 0). The device is
Subsector, Sector or Bulk Erasable (bits are erased from 0 to 1) but not Page Erasable.
Figure 6.
HOLD
DQ0
DQ1
1 048 576 bytes (8 bits each)
256 subsectors (4 Kbytes each)
16 sectors (64 Kbytes each)
4096 pages (256 bytes each)
64 OTP bytes located outside the main memory array
V
PP
C
S
Block diagram
Address Register
Control Logic
and Counter
00000h
I/O Shift Register
256 bytes (page size)
High Voltage
Generator
X Decoder
Data Bu er
256 Byte
0FFFFFh
000FFh
64 OTP bytes
Register
Status
AI13722a