SST25VF040B-80-4I-SAE SILICON STORAGE TECHNOLOGY, SST25VF040B-80-4I-SAE Datasheet - Page 14

• Manufacturer Part Number: SST25VF040B-80-4I-SAE
• Description: MEMORY, FLASH, 4MBIT, SPI, 8SOIC
• Manufacturer: SILICON STORAGE TECHNOLOGY

Specifications of SST25VF040B-80-4I-SAE

• Memory Size: 4Mbit
• Clock Frequency: 80MHz
• Supply Voltage Range: 2.7V To 3.6V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (18-Jun-2010)
• Memory Type: Flash
• Memory Configuration: 512K X 8
• Interface Type: Serial, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

A Microchip Technology Company
©2011 Silicon Storage Technology, Inc.
Figure 10:Auto Address Increment (AAI) Word-Program Sequence with
Figure 11:Auto Address Increment (AAI) Word-Program Sequence with
SCK
CE#
SO
SI
MODE 3
MODE 0
Note: 1. Valid commands during AAI programming: AAI command or WRDI command
Note: 1. Valid commands during AAI programming: AAI command or WRDI command
AD
0
SCK
CE#
Load AAI command, Address, 2 bytes data
SO
SI
7 8
Hardware End-of-Write Detection
Software End-of-Write Detection
2. User must configure the SO pin to output Flash Busy status during AAI programming
MODE 3
MODE 0
A
15 16 23 24
0
EBSY
A
7
A
31
0
WREN
32
SCK cont.
CE# cont.
D0
SO cont.
SI cont.
7
39
40
D1
47
0
AD
Load AAI command, Address, 2 bytes data
Check for Flash Busy Status to load next valid
7 8
14
0
AD
A
7 8
Data Bytes
15 16 23 24
0
AD
Last 2
D
n-1
7 8
15 16 23
A
D2
D n
register to load next valid
15 16 23
Wait T
A
31
Check for Flash Busy Status to load next valid
D3
32
BP
D0
or poll Software Status
WRDI followed by DBSY
39
4 Mbit SPI Serial Flash
0
WRDI
40
to exit AAI Mode
D1
47
0
7
AD
1
7 8
1
Data Bytes
command
command
Last 2
D
0
DBSY
n-1
0
15 16 23
AD
7 8
7
D
n
D2
15 16 23
SST25VF040B
0
RDSR
1295 AAI.HW.3
D3
WRDI to exit
7 8
AAI Mode
1
0
command
WRDI
D
OUT
S71295-06-000
15
7
RDSR
Data Sheet
0
1295 AAI.SW.1
7 8
D
OUT
02/11
15