EN29LV040A_11 Datasheet, PDF (6/33 Pages) Eon Silicon Solution Inc. – 4 Megabit (512K x 8-bit ) Uniform Sector, CMOS 3.0 Volt-only Flash Memory

TABLE 3. OPERATING MODES
4M FLASH USER MODE TABLE
EN29LV040A
Operation
Read
Write
CMOS Standby
Output Disable
Reset
Temporary
Sector Unprotect
CE#
L
L
V_cc ± 0.3V
L
X
X
OE#
L
H
X
H
X
X
WE#
H
L
X
H
X
X
A0-A18
A_IN
A_IN
X
X
X
A_IN
Notes:
L=logic low= V_IL, H=Logic High= V_IH, V_ID =11 ± 0.5V, X=Don’t Care (either L or H, but not floating!),
DIN=Data In, DOUT=Data Out, AIN=Address In
DQ0-DQ7
D_OUT
D_IN
High-Z
High-Z
High-Z
D_IN
TABLE 4. DEVICE IDENTIFICTION (Autoselect Codes)
4M FLASH MANUFACTURER/DEVICE ID TABLE
Description
A18 A15
A5
CE# OE# WE# to to A9² A8 A7 A6 to A1 A0 DQ7 to DQ0
A16 A10
A2
Manufacturer
ID: Eon
L
L
H
H¹
X
X V_ID
XL X LL
L
1Ch
7Fh
Device ID
Sector
Protection
Verification
L
L
H
X
X V_ID X X L
X
LH
4Fh
01h
(Protected)
L
L
H
SA X V_ID X X L
X
HL
00h
(Unprotected)
Note:
1. A8 = H is recommended for Manufacturing ID check. If a manufacturing ID is read with A8=L, the chip will output a
configuration code 7Fh.
2. A9 = VID is for HV A9 Autoselect mode only. A9 must be ≤ Vcc (CMOS logic level) for Command Autoselect Mode.
This Data Sheet may be revised by subsequent versions
6
or modifications due to changes in technical specifications.
© 2003 Eon Silicon Solution, Inc.,
Rev. E, Issue Date: 2011/10/27
www.eonssi.com