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M25P128 Datasheet(PDF) 13 Page - STMicroelectronics

Part # M25P128
Description  128 Mbit (Multilevel), Low Voltage, Serial Flash Memory With 50MHz SPI Bus Interface
PDF  41 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M25P128 Datasheet(HTML) 13 Page - STMicroelectronics

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M25P128
Memory Organization
Rev. 1
13/41
5
Memory Organization
The memory is organized as:
●
16777216 bytes (8 bits each)
●
64 sectors (2Mbits, 262144 bytes each)
●
65536 pages (256 bytes each).
Each page can be individually programmed (bits are programmed from 1 to 0). The device is
Sector or Bulk Erasable (bits are erased from 0 to 1) but not Page Erasable.
Figure 7.
Block Diagram
AI11316
HOLD
S
W
Control Logic
High Voltage
Generator
I/O Shift Register
Address Register
and Counter
256 Byte
Data Buffer
256 Bytes (Page Size)
X Decoder
Size of the
read-only
memory area
C
D
Q
Status
Register
00000h
FFFFFFh
000FFh



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