M29F800DB55N1 NUMONYX, M29F800DB55N1 Datasheet - Page 48

• Manufacturer Part Number: M29F800DB55N1
• Description: IC FLASH 8MBIT 55NS 48TSOP
• Manufacturer: NUMONYX

Specifications of M29F800DB55N1

• Format - Memory: FLASH
• Memory Type: FLASH - Nor
• Memory Size: 8M (1M x 8 or 512K x 16)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 48-TSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block protection
48/53
Figure 16. Programmer Equipment Block Protect flowchart
ADDRESS = BLOCK ADDRESS
A0, A6 = V IL ,
G, A9 = V ID ,
Read DATA
E, G = V IH ,
Wait 100µs
E, G = V IH
Wait 60ns
A1 = V IH
A9 = V IH
Wait 4µs
Wait 4µs
W = V IH
W = V IH
W = V IL
G = V IL
START
E = V IL
E = V IL
DATA
PASS
n = 0
01h
=
YES
NO
E, G = V IH
A9 = V IH
FAIL
= 25
++n
YES
NO
M29F800DT
AI03469