M45PE40-VMP6 STMICROELECTRONICS [STMicroelectronics], M45PE40-VMP6 Datasheet - Page 10

• Manufacturer Part Number: M45PE40-VMP6
• Description: 4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M45PE40
Figure 6. Block Diagram
10/35
Reset
W
Q
C
D
S
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
AI04042B