MX28F2000P Macronix International, MX28F2000P Datasheet - Page 6

• Manufacturer Part Number: MX28F2000P
• Description: 2M-BIT [256K x 8] CMOS FLASH MEMORY
• Manufacturer: Macronix International

TABLE 1. COMMAND DEFINITIONS
Note:
IA
EA
PA
ID
PD
EVA = Address of memory location to be read during
EVD = Data read from location EVA during erase
Auto modes have the build-in enchanced features.
Please use the auto erase mode whenever it is.
P/N: PM0380
COMMAND
Read Memory
Read Identified codes
Setup auto erase/
auto erase (chip)
Setup auto erase/
auto erase (block)
Setup auto program/
program
Setup Erase/
Erase (chip)
Setup Erase/
Erase (block)
Erase verify
Reset
= Identifier address
= Block of memory location to be erased
= Address of memory location to be pro-
= Data read from location IA during device iden-
= Data to be programmed at location PA
grammed
tification
erase verify.
verify.
CYCLES
BUS
2
2
2
2
2
2
2
2
1
OPERATION
Write
Write
Write
Write
Write
Write
Write
Write
Write
FIRST BUS CYCLE
X
X
X
X
ADDRESS
X
X
X
EVA
X
6
DATA
00H
90H
30H
20H
40H
20H
60H
A0H
FFH
MX28F2000P
OPERATION
Read
Write
Write
Write
Write
Write
Read
Write
SECOND BUS CYCLE
IA
X
X
EA
X
ADDRESS
EA
PA
X
REV. 1.5, OCT 29, 1998
ID
30H
20H
60H
DATA
D0H
PD
EVD
FFH