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M50FLW040BNB5P Datasheet(PDF) 5 Page - STMicroelectronics

Part # M50FLW040BNB5P
Description  4-Mbit (5 횞 64 Kbyte blocks 3 횞 16 횞 4 Kbyte sectors) 3-V supply Firmware Hub / low-pin count Flash memory
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M50FLW040BNB5P Datasheet(HTML) 5 Page - STMicroelectronics

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 5 / 64 page
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M50FLW040A, M50FLW040B
List of tables
5/64
List of tables
Table 1.
Signal names (FWH/LPC Interface) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Table 2.
Signal names (A/A Mux interface) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 3.
Addresses (M50FLW040A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 4.
Addresses (M50FLW040B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Table 5.
Memory identification input configuration (LPC mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 6.
FWH bus read field definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 7.
FWH bus write field definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 8.
LPC bus read field definitions (1-byte) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 9.
LPC bus write field definitions (1 byte) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 10.
A/A Mux bus operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 11.
Command codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 12.
Electronic signature codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 13.
Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Table 14.
Status Register bits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Table 15.
Configuration Register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Table 16.
Lock Register bit definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Table 17.
General-Purpose Input Register definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Table 18.
Program and Erase times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 19.
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Table 20.
Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Table 21.
FWH/LPC interface AC measurement conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Table 22.
A/A Mux interface AC measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Table 23.
Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Table 24.
DC characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Table 25.
FWH/LPC interface clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Table 26.
FWH/LPC interface AC signal timing characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Table 27.
Reset AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Table 28.
A/A Mux interface Read AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Table 29.
A/A Mux interface Write AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Table 30.
PLCC32 – 32 pin Rectangular Plastic Leaded Chip Carrier, package mechanical data . . 48
Table 31.
TSOP32 – 32 lead Plastic Thin Small Outline, 8x14 mm, package
mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 32.
TSOP40 – 40 lead Plastic Thin Small Outline, 10 x 20mm, package
mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Table 33.
Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Table 34.
M50FLW040A block and sector addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 35.
M50FLW040B block and sector addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Table 36.
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63


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