SST25VF040B-80-4I-SAE Microchip Technology, SST25VF040B-80-4I-SAE Datasheet - Page 13

• Manufacturer Part Number: SST25VF040B-80-4I-SAE
• Description: 2.7V To 3.6V 4Mbit SPI Serial Flash 8 SOIC 3.90mm (.150") TUBE
• Manufacturer: Microchip Technology

Specifications of SST25VF040B-80-4I-SAE

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 80MHz
• Interface: SPI Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (3.9mm Width)
• Ic Interface Type: SPI
• Clock Frequency: 80MHz
• Supply Voltage Range: 2.7V To 3.6V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4 Mbit SPI Serial Flash
SST25VF040B
©2009 Silicon Storage Technology, Inc.
SCK
CE#
FIGURE 9: Disable SO as Hardware RY/BY#
FIGURE 10: Auto Address Increment (AAI) Word-Program Sequence with
SO
SI
MODE 3
MODE 0
SCK
CE#
SO
SI
AD
0
Note:
Load AAI command, Address, 2 bytes data
MODE 3
MODE 0
7 8
during AAI Programming
Hardware End-of-Write Detection
A
1. Valid commands during AAI programming: AAI command or WRDI command
2. User must configure the SO pin to output Flash Busy status during AAI programming
15 16 23 24
HIGH IMPEDANCE
MSB
0 1 2 3 4 5 6 7
A
A
80
31
1295 DisableSO.0
32
D0
39
40
D1
47
Check for Flash Busy Status to load next valid
0
AD
7 8
D2
13
15 16 23
D3
0
AD
7 8
Data Bytes
Last 2
D
n-1
1
15 16 23
command
D
n
WDRI to exit
AAI Mode
0
WRDI
7
Software Status register
to load any command
S71295-05-000
Wait T
RDSR
0
1295 AAI.HW.0
BP
Data Sheet
7 8
or poll
D
OUT
15
10/09