EN29F800 Datasheet, PDF (6/38 Pages) List of Unclassifed Manufacturers – 8 Megabit (1024K x 8-bit / 512K x 16-bit) Flash Memory Boot Sector Flash Memory, CMOS 5.0 Volt-only

EN29F800
TABLE 3. OPERATING MODES
8M FLASH USER MODE TABLE
Operation
Read
Write
CMOS Standby
TTL Standby
Output Disable
Hardware Reset
Temporary
Sector Unprotect
CE#
L
L
V_cc ± 0.5V
H
L
X
X
WE
OE# #
L
H
HL
XX
XX
HH
XX
XX
A0-
Reset#
A18
H
A_IN
H
A_IN
V_cc ± 0.5V X
H
X
H
X
L
X
V_ID
A_IN
DQ0-DQ7
D_OUT
D_IN
High-Z
High-Z
High-Z
High-Z
D_IN
DQ8-DQ15
Byte# Byte#
= V_IH
= V_IL
D_OUT
D_IN
High-Z
High-Z
High-Z High-Z
High-Z High-Z
High-Z High-Z
High-Z High-Z
D_IN
X
Notes:
L=logic low= VIL, H=Logic High= VIH, VID =11.0 ± 0.5V, X=Don’t Care, DIN=Data In, DOUT=Data Out, AIN=Address In
TABLE 4. DEVICE IDENTIFICTION
8M FLASH MANUFACTURER/DEVICE ID TABLE
Description Mode
CE
Manufacturer ID:
EON
L
Device ID _{Word L}
(top boot
block)
Byte
L
Device ID _{Word L}
(bottom boot
block)
Byte
L
Sector Protection
Verification
L
A18 A11 A9 A8 A7 A6 A5 A1 A0 DQ8
OE WE _to
to
to
to
A12 A10
A2
DQ15
DQ7 to
DQ0
LH X
X VID H¹ X L X L L
X
1Ch
LH
X
LH
X
VID H¹ X
L
X
L
H
22h
X
89h
89h
LH
X
LH
X
VID H¹ X
L
X
L
H
22h
X
8Ah
8Ah
L
H SA
X VID H¹ X L X H L
X
01h
(Unprotected)
X
00h
(Protected)
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. If a device ID is read with A8=L, the chip will output configuration code 7Fh. A further Device ID must be read with A8=H.
4800 Great America Parkway, Suite 202
6
Santa Clara, CA 95054
Rev. E, Issue Date: 2001/07/05
Tel: [phone]
Fax: [phone]