M50FLW040AN5T View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M50FLW040AN5T

4 Mbit (5 x 64KByte Blocks + 3 x 16 x 4KByte Sectors) 3V Supply Firmware Hub / Low Pin Count Flash Memory

STMicroelectronics 

M50FLW040A, M50FLW040B

Block

Size

(KByte)

Address

Range

Block

No and

Type

Sector

Size

(KByte)

Sector

No

Register

Address

0F000h-

0FFFFh

4

15

0E000h-

0EFFFh

4

14

0D000h-

0DFFFh

4

13

0C000h-

0CFFFh

4

12

0B000h-

0BFFFh

4

11

0A000h-

0AFFFh

4

10

09000h-

09FFFh

4

9

08000h-

64

08FFFh 0

07000h- (Main)

07FFFh

4

4

8

FB80002

7

06000h-

06FFFh

4

6

05000h-

05FFFh

4

5

04000h-

04FFFh

4

4

03000h-

03FFFh

4

3

02000h-

02FFFh

4

2

01000h-

01FFFh

4

1

00000h-

00FFFh

4

0

Note: In LPC mode, a most significant nibble, F, must be added to

the memory address. For all registers, A22=0, and the re-

maining address bits should be set according to the rules

shown in the ADDR field of Table 6. to Table 9..

Table 35. M50FLW040B Block and Sector

Addresses

Block

Size

(KByte)

Address

Range

Block

No and

Type

Sector

Size

(KByte)

Sector

No

Register

Address

7F000h-

7FFFFh

4

47

7E000h-

7EFFFh

4

46

7D000h-

7DFFFh

4

45

7C000h-

7CFFFh

4

44

7B000h-

7BFFFh

4

43

7A000h-

7AFFFh

4

42

79000h-

79FFFh

4

41

78000h-

64

78FFFh 7

77000h- (Top)

77FFFh

4

4

40

FBF0002

39

76000h-

76FFFh

4

38

75000h-

75FFFh

4

37

74000h-

74FFFh

4

36

73000h-

73FFFh

4

35

72000h-

72FFFh

4

34

71000h-

71FFFh

4

33

70000h-

70FFFh

4

32

64

60000h- 6

6FFFFh (Main)

FBE0002

64

50000h- 5

5FFFFh (Main)

FBD0002

64

40000h- 4

4FFFFh (Main)

FBC0002

64

30000h- 3

3FFFFh (Main)

FBB0002

64

20000h- 2

2FFFFh (Main)

FBA0002

42/52

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