m45pe40 STMicroelectronics, m45pe40 Datasheet - Page 16

• Manufacturer Part Number: m45pe40
• Description: 4 Mbit, Low Voltage, Page-erasable Serial Flash Memory With Byte-alterability And A 50 Mhz Spi Bus Interface
• Manufacturer: STMicroelectronics

Memory organization
16/46
Figure 5.
Reset
W
Q
C
D
S
Block diagram
Address Register
Control Logic
and Counter
00000h
10000h
I/O Shift Register
256 Bytes (Page Size)
High Voltage
Generator
X Decoder
Data Buffer
256 Byte
7FFFFh
000FFh
First 256 Pages can
be made read-only
Register
Status
M45PE40
AI04042B