M58BW16FB4T3F NUMONYX, M58BW16FB4T3F Datasheet - Page 68

• Manufacturer Part Number: M58BW16FB4T3F
• Description: IC FLASH 16MBIT 45NS 80PQFP
• Manufacturer: NUMONYX

Specifications of M58BW16FB4T3F

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 16M (512K x 32)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 80-MQFP, 80-PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: M58BW16FB4T3FCT

Appendix A
Figure 26. Program flowchart and pseudocode
1. If an error is found, the Status Register must be cleared before further P/E operations.
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Write Address
Read Status
Write 40h
Register
& Data
b7 = 1
b3 = 0
b4 = 0
b1 = 0
Start
End
YES
YES
YES
YES
Flowcharts
NO
NO
NO
NO
Program to Protect
PEN Invalid
Block Error
Program
Error (1)
Error (1)
Program command:
– write 40h, Address AAh
– write Address & Data
(memory enters read status
state after the Program command)
do:
– read status register
while b7 = 1
If b3 = 1, PEN invalid error:
– error handler
If b4 = 1, Program error:
– error handler
If b1 = 1, Program to Protected Block Error:
– error handler
(E or G must be toggled)
AI03850e