EN29F040A Datasheet, PDF (2/35 Pages) Eon Silicon Solution Inc. – 4 Megabit (512K x 8-bit) Flash Memory

TABLE 1. PIN DESCRIPTION
Pin Name
A0-A18
DQ0-DQ7
CE
OE
WE
Vcc
Vss
Function
Addresses
Data Inputs/Outputs
Chip Enable
Output Enable
Write Enable
Supply Voltage
(5V ± 10% )
Ground
EN29F040A
FIGURE 1. LOGIC DIAGRAM
Vcc
18
A0 - A18
CE
OE
WE
EN29F040A
8
DQ0 - DQ7
Vss
TABLE 2. SECTOR ARCHITECTURE
Sector
ADDRESSES
SIZE (Kbytes)
A18
A17
A16
7
70000h - 7FFFFh
64
1
1
1
6
60000h - 6FFFFh
64
1
1
0
5
50000h – 5FFFFh
64
1
0
1
4
40000h – 4FFFFh
64
1
0
0
3
30000h – 3FFFFh
64
0
1
1
2
20000h - 2FFFFh
64
0
1
0
1
10000h - 1FFFFh
64
0
0
1
0
00000h - 0FFFFh
64
0
0
0
This Data Sheet may be revised by subsequent versions
2
or modifications due to changes in technical specifications.
©2003 Eon Silicon Solution, Inc., www.essi.com.tw
Rev. B, Issue Date: 2004/04/01