GLS29SF040-55-4C-NHE Greenliant, GLS29SF040-55-4C-NHE Datasheet - Page 21

• Manufacturer Part Number: GLS29SF040-55-4C-NHE
• Description: Flash 512K X 8 55ns
• Manufacturer: Greenliant

Specifications of GLS29SF040-55-4C-NHE

• Data Bus Width: 8 bit
• Architecture: Sectored
• Timing Type: Asynchronous
• Interface Type: Parallel
• Access Time: 55 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 25 mA
• Mounting Style: SMD/SMT
• Organization: 512 KB x 8
• Memory Type: Flash
• Memory Size: 4 Mbit
• Operating Temperature: + 70 C
• Package / Case: PLCC-32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2 Mbit / 4 Mbit Small-Sector Flash
GLS29SF020 / GLS29SF040
GLS29VF020 / GLS29VF040
©2010 Greenliant Systems, Ltd.
FIGURE 18: Software ID Command Flowcharts
Command Sequence
Software ID Entry
Read Software ID
Load data: AAH
Load data: 55H
Address: 2AAH
Load data: 90H
Address: 555H
Address: 555H
Wait T IDA
Return to normal
Load data: AAH
Load data: F0H
Load data: 55H
Address: 2AAH
Address: 555H
Address: 555H
Wait T IDA
operation
21
Reset Command Sequence
Software ID Exit &
Return to normal
Load data: F0H
Address: XXH
Wait T IDA
operation
1160 F17.0
S71160-15-000
Data Sheet
05/10