M29W400DB70N1 NUMONYX, M29W400DB70N1 Datasheet - Page 44
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M29W400DB70N1
Manufacturer Part Number
M29W400DB70N1
Description
IC FLASH 4MBIT 70NS 48TSOP
Manufacturer
NUMONYX
Series
Axcell™r
Datasheet
1.M29W400DB55N1.pdf
(48 pages)
Specifications of M29W400DB70N1
Format - Memory
FLASH
Memory Type
FLASH - Nor
Memory Size
4M (512K x 8 or 256K x 16)
Speed
70ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
48-TSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M29W400DB70N1
Manufacturer:
ST
Quantity:
1 000
Company:
Part Number:
M29W400DB70N1
Manufacturer:
ST
Quantity:
1 000
Block protection
44/48
Figure 20. Programmer equipment chip unprotect flowchart
NO
E, G = V IH
A9 = V IH
= 1000
FAIL
++n
YES
ADDRESS = CURRENT BLOCK ADDRESS
PROTECT ALL BLOCKS
CURRENT BLOCK = 0
A0 = V IL , A1, A6 = V IH
NO
A6, A12, A15 = V IH
E, G, A9 = V ID
Read DATA
Wait 10 ms
E, G = V IH
Wait 60 ns
Wait 4 µs
Wait 4 µs
W = V IH
W = V IL
E = V IL
G = V IL
START
DATA
n = 0
00h
=
YES
E, G = V IH
A9 = V IH
BLOCK
PASS
LAST
M29W400DT, M29W400DB
YES
CURRENT BLOCK
INCREMENT
NO
AI03470