Multi-Purpose Flash Plus + SRAM ComboMemory
SST32HF1641 / SST32HF1681 / SST32HF3241 / SST32HF3281
SST32HF1621C / SST32HF1641C / SST32HF3241C
ADDRESS A14-0
THREE-WORD SEQUENCE FOR
SOFTWARE ID ENTRY
5555
2AAA
5555
0000
0001
Preliminary Specifications
BEF#
OE#
WE#
DQ15-0
TWP
XXAA
SW0
TWPH
XX55
XX90
SW1
SW2
Note: X can be VIL or VIH, but no other value.
Device ID - See Table 2 on page 5
TIDA
TAA
00BF
MFG ID
DEVICE ID
1236 F14.0
FIGURE 14: SOFTWARE ID ENTRY AND READ
ADDRESS A14-0
DQ15-0
THREE-WORD SEQUENCE FOR
SOFTWARE ID EXIT AND RESET
5555
2AAA 5555
XXAA
XX55 XXF0
BEF#
OE#
WE#
TWP
SW0
TWHP
SW1
SW2
Note: X can be VIL or VIH, but no other value.
FIGURE 15: SOFTWARE ID EXIT AND RESET
©2005 Silicon Storage Technology, Inc.
23
TIDA
1236 F15.0
S71236-04-000
5/05