SST39SF020A-70-4C-WHE Microchip Technology, SST39SF020A-70-4C-WHE Datasheet - Page 12
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SST39SF020A-70-4C-WHE
Manufacturer Part Number
SST39SF020A-70-4C-WHE
Description
IC FLASH MPF 2MBIT 70NS 32TSOP
Manufacturer
Microchip Technology
Datasheets
1.SST39VF010-70-4C-NHE.pdf
(2 pages)
2.SST39VF010-70-4C-NHE.pdf
(2 pages)
3.SST39SF010A-70-4C-NHE.pdf
(25 pages)
Specifications of SST39SF020A-70-4C-WHE
Memory Type
FLASH
Memory Size
2M (256K x 8)
Operating Temperature
0°C ~ 70°C
Package / Case
32-TSOP
Format - Memory
FLASH
Speed
70ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Data Bus Width
8 bit
Architecture
Sectored
Interface Type
Parallel
Access Time
70 ns
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Current
25 mA
Mounting Style
SMD/SMT
Organization
256 KB x 8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Data Sheet
©2010 Silicon Storage Technology, Inc.
ADDRESS A
FIGURE 9: Toggle Bit Timing Diagram
FIGURE 10: WE# Controlled Sector-Erase Timing Diagram
ADDRESS A
DQ
WE#
MS-0
OE#
CE#
WE#
MS-0
OE#
DQ
CE#
7-0
6
Note: This device also supports CE# controlled Sector-Erase operation. The WE# and CE# signals are
Note: Toggle bit output is always high first.
interchageable as long as minimum timings are met. (See Table 10)
SA
A
A
A
A
5555
MS
MS
MS
MS
X
SW0
= Sector Address
= Most significant address
= A
T
AA
= Most significant address
= A
WP
16
16
for SST39SF010A, A
for SST39SF010A, A
2AAA
T
OEH
SW1
55
SIX-BYTE CODE FOR SECTOR-ERASE
T
CE
5555
Note
T
SW2
17
17
80
OE
for SST39SF020A, and A
for SST39SF020A, and A
SST39SF010A / SST39SF020A / SST39SF040
5555
1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SW3
12
AA
2AAA
SW4
55
18
18
for SST39SF040
for SST39SF040
SA
WITH SAME OUTPUTS
TWO READ CYCLES
X
SW5
30
T
SE
T
OES
S71147-09-000
1147 F07.1
1147 F08.1
01/10