M29W640GB70ZA6EP NUMONYX, M29W640GB70ZA6EP Datasheet - Page 87

• Manufacturer Part Number: M29W640GB70ZA6EP
• Description: IC FLASH 64MB 3V 70NS BB TFBGA48
• Manufacturer: NUMONYX
• Series: Axcell™r

Specifications of M29W640GB70ZA6EP

• Format - Memory: FLASH
• Memory Type: FLASH - Nor
• Memory Size: 64M (8Mx8, 4Mx16)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 29. In-system equipment chip unprotect flowchart
1. Block protection groups are shown in
ISSUE READ/RESET
NO
COMMAND
RP = V IH
= 1000
FAIL
++n
YES
ADDRESS = CURRENT GROUP ADDRESS
ADDRESS = CURRENT GROUP ADDRESS
Appendix
A0, A2, A3 = V IL , A1, A6 = V IH
A0, A2, A3, A6 = V IL , A1 = V IH
A0, A2, A3 = V IL , A1, A6 = V IH
A0, A2, A3 = V IL , A1, A6 = V IH
PROTECT ALL GROUPS
CURRENT GROUP = 0
ANY ADDRESS WITH
ANY ADDRESS WITH
NO
A, Tables
READ DATA
WRITE 60h
WRITE 60h
WRITE 40h
Wait 10ms
RP = V ID
Wait 4µs
START
DATA
n = 0
00h
=
29
YES
and 30.
ISSUE READ/RESET
COMMAND
RP = V IH
GROUP
PASS
LAST
YES
CURRENT GROUP
INCREMENT
NO
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