Application Note - Eon Silicon Solution Inc.

Eon Silicon Solution Inc.
Application Note
Eon Flash EN29LV400A
vs
NUMONYX Flash M29W400DT
This Application Note may be revised by subsequent versions
or modifications due to changes in technical specifications.
1
©2005 Eon Silicon Solution Inc. www.eonssi.com
Rev. A, Issue Date: 2010/02/26
Eon Silicon Solution Inc.
1. INTRODUCTION
The application note introduces how to implement a system design from NUMONYX
M29W400DT Flash to Eon EN29LV400A Flash.
2. GENERAL FUNCTION COMPARISON TABLE:
The following table is major features of these two devices.
Features
voltage range
Pin to Pin
Access time
Sector
Architecture
Byte#/Word mode
VID voltage
Ready/Busy#
(RY/BY#)
RESET#
Autoselect
Command
CFI Compliant
Erase
Suspend/Resume
Minimum
endurance cycle
Package
EN29LV400A
M29W400DT
2.7 ~ 3.6
2.7 ~ 3.6
48-pin TSOP (Type 1)
48-ball 6mm x 8mm TFBGA
70ns / 90ns
48-pin TSOP (Type 1)
48-ball 6mm x 8mm TFBGA
45ns / 55ns / 70ns
One 16K Byte/ 8K Word +
Two 8K Byte/ 4K Word +
One 32K Byte/ 16K Word +
Seven 64K Byte/32K Word
boot sectors at Top or Bottom
1 x 16K Byte block
2 x 8K Byte block
1 x 32K Byte block
7 x 64K Byte block
Yes
10.5V ~ 11.5V
Yes
11.5V ~ 12.5V
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes
Yes
100K
100K
48-pin TSOP (Type 1)
48-ball 6mm x 8mm TFBGA
48-ball 4mm x 6mm WFBGA
44-pin SO44
48-pin TSOP (Type 1)
48-ball 6mm x 8mm TFBGA
This Application Note may be revised by subsequent versions
or modifications due to changes in technical specifications.
2
©2005 Eon Silicon Solution Inc. www.eonssi.com
Rev. A, Issue Date: 2010/02/26
Eon Silicon Solution Inc.
3. HARDWARE CONSIDERATIONS
3.1 ICC comparison
EN29LV400A
Current
M29W400DT
Unit
Typ
Max
Typ
Max
Read ICC1
7
12
-
10
mA
Write ICC3
15
30
-
20
mA
Standby ICC2
1
5.0
-
100
A
4. SOFTWARE CONSIDERATIONS
4.1 Manufacturer and Device Identification comparison
For EN29LV400A autoselect mode table
Description
Mode
Manufacturer ID:
Eon
Device ID
Word
(top boot
Byte
block)
Device ID
Word
(bottom
boot block) Byte
Sector Protection
Verification
CE# OE#
WE#
A17
to
A12
A11
to
A10
A9
A8
X
X
VID
X
X
X
X
L
L
H
L
L
H
L
L
H
L
L
H
L
L
H
A7
A6
A5
to
A2
A1
A0
DQ8
to
DQ15
DQ7
to
DQ0
H
1
X
L
X
L
L
X
1Ch
VID
X
X
L
X
L
H
22h
B9h
X
B9h
VID
X
X
L
X
L
H
22h
BAh
X
BAh
2
X
L
L
H
SA
X
VID
X
X
L
X
H
L
X
01h
(Protected)
00h
(Unprotecte
d)
Note:
1. If a manufacturing ID is read with A8=L, the chip will output a configuration code 7Fh. A further Manufacturing ID must be
read with A8=H.
2. A9 = VID is for HV A9 Autoselect mode only. A9 must be Vcc (CMOS logic level) for Command Autoselect Mode.
This Application Note may be revised by subsequent versions
or modifications due to changes in technical specifications.
3
©2005 Eon Silicon Solution Inc. www.eonssi.com
Rev. A, Issue Date: 2010/02/26
Eon Silicon Solution Inc.
For M29W400DT Manufacturer ID and Device ID
-
Manufacturer ID : 0020H.
-
Device ID: 00EEh @ top boot, 00EFh @ bottom boot.
4.2. Unlock bypass command (except of this command, the other commands are the
same (Autoselect / Chip erase / sector erase / Read / Program / Erase suspend /
resume)
EN29LV400A: No defined.
M29W400DT: Support.
This Application Note may be revised by subsequent versions
or modifications due to changes in technical specifications.
4
©2005 Eon Silicon Solution Inc. www.eonssi.com
Rev. A, Issue Date: 2010/02/26
Eon Silicon Solution Inc.
Revisions List
Revision No Description
Date
A
2010/02/26
Initial Release
This Application Note may be revised by subsequent versions
or modifications due to changes in technical specifications.
5
©2005 Eon Silicon Solution Inc. www.eonssi.com
Rev. A, Issue Date: 2010/02/26