M25P20-VMN6TP/X Numonyx, B.V., M25P20-VMN6TP/X Datasheet - Page 15

• Manufacturer Part Number: M25P20-VMN6TP/X
• Description: 2 Mbit, low voltage, Serial Flash memory with 50MHz SPI bus interface
• Manufacturer: Numonyx, B.V.

M25P20
5
Memory organization
The memory is organized as:
●
●
●
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.
Table 3.
Figure 6.
HOLD
W
S
C
D
Q
262,144 bytes (8 bits each)
4 sectors (512 Kbits, 65536 bytes each)
1024 pages (256 bytes each).
Sector
3
2
1
0
Memory Organization
Block Diagram
Address Register
Control Logic
and Counter
30000h
20000h
10000h
00000h
30000h
20000h
10000h
00000h
I/O Shift Register
256 Bytes (Page Size)
High Voltage
Generator
X Decoder
Data Buffer
Address Range
256 Byte
3FFFFh
000FFh
Memory organization
3FFFFh
2FFFFh
1FFFFh
0FFFFh
Register
Status
memory area
Size of the
read-only
AI04079
15/50