SST39SF020A-45-4I-WH Microchip Technology, SST39SF020A-45-4I-WH Datasheet - Page 18
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SST39SF020A-45-4I-WH
Manufacturer Part Number
SST39SF020A-45-4I-WH
Description
Flash 256K X 8 45ns
Manufacturer
Microchip Technology
Datasheet
1.SST39SF010A-45-4C-NHE.pdf
(25 pages)
Specifications of SST39SF020A-45-4I-WH
Product Category
Flash
Data Bus Width
8 bit
Memory Type
NOR Flash
Memory Size
2 Mbit
Architecture
Sectored
Interface Type
Parallel
Access Time
45 ns
Supply Voltage - Max
5.5 V
Supply Voltage - Min
4.5 V
Maximum Operating Current
25 mA
Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
TSOP-32
Organization
256 KB x 8
Data Sheet
©2010 Silicon Storage Technology, Inc.
FIGURE 18: Software Product Command Flowcharts
Software Product ID Entry
Command Sequence
Read Software ID
Address: 2AAAH
Load data: AAH
Address: 5555H
Address: 5555H
Load data: 55H
Load data: 90H
Wait T IDA
SST39SF010A / SST39SF020A / SST39SF040
Address: 2AAAH
Return to normal
Address: 5555H
Address: 5555H
Load data: AAH
Load data: 55H
Load data: F0H
1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
Wait T IDA
operation
18
Reset Command Sequence
Software Product ID Exit &
Return to normal
Load data: F0H
Address: XXH
Wait T IDA
operation
1147 F15.1
S71147-09-000
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