SST25VF040B-50-4C-S2AF-T Silicon Storage Tech, SST25VF040B-50-4C-S2AF-T Datasheet - Page 13

• Manufacturer Part Number: SST25VF040B-50-4C-S2AF-T
• Description: Semiconductors and Actives, serial, flash, Memory
• Manufacturer: Silicon Storage Tech

4 Mbit SPI Serial Flash
SST25VF040B
©2007 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
0
W
SCK
CE#
REN
SO
SI
8
Note: 1. Valid commands during AAI programming: AAI command or WRDI command
0
MODE 3
MODE 0
during AAI Programming
AD
Load AAI command, Address, 2 bytes data
Hardware End-of-Write Detection
2. User must configure the SO pin to output Flash Busy status during AAI programming
8
HIGH IMPEDANCE
A
MSB
0 1 2 3 4 5 6 7
16
A
80
24
A
1295 DisableSO.0
32
D0
40
D1
48
Check for Flash Busy Status to load next valid command
0
AD
13
8
D2
16
D3
24
0
AD
Data Bytes
8
Last 2
D
n-1
16
D
n
24
WRDI to exit
AAI Mode
0
WRDI
S71295-02-000
8
0
RDSR
1295 AAI.HW.0
Data Sheet
Output Status
Register Data
D
D
8
OUT
OUT
16
7/07