SST39SF020 Silicon Storage Technology, SST39SF020 Datasheet - Page 13

• Manufacturer Part Number: SST39SF020
• Description: 2 Megabit (256K x 8) Multi-Purpose Flash
• Manufacturer: Silicon Storage Technology

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2 Megabit Multi-Purpose Flash
SST39SF020
Preliminary Specifications
© 1998 Silicon Storage Technology, Inc.
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F
ADDRESS A 14-0
F
ADDRESS A 17-0
IGURE
IGURE
9: WE# C
10: S
DQ 7-0
DQ 7-0
WE#
OE#
CE#
WE#
OE#
CE#
OFTWARE
ONTROLLED
5555
ID E
Note: The device also supports CE# controlled chip erase operation. The WE# and CE# signals are
T WP
5555
interchangeable as long as minimum timings are met. (See Table 10)
SW0
NTRY AND
AA
T WP
C
SW0
AA
Three-byte sequence for
HIP
2AAA
Software ID Entry
E
2AAA
RASE
SW1
R
EAD
55
T WPH
55
SW1
T
SIX-BYTE CODE FOR CHIP ERASE
IMING
5555
5555
SW2
D
90
IAGRAM
80
SW2
5555
T IDA
13
AA
SW3
2AAA
0000
T AA
BF
55
SW4
5555
0001
B6
SW5
10
T SCE
326 ILL F09.3
326 ILL F17.1
326-10 12/98
5
6
7
8
13
14
15
16
1
2
3
4
9
10
11
12