SST49LF040 Silicon Storage Technology, SST49LF040 Datasheet - Page 23

• Manufacturer Part Number: SST49LF040
• Description: 4 Mbit LPC Flash
• Manufacturer: Silicon Storage Technology

4 Mbit LPC Flash
SST49LF040
Advance Information
©2001 Silicon Storage Technology, Inc.
FIGURE 10: R
FIGURE 11: W
LFRAME#
LFRAME#
LAD[3:0]
LAD[3:0]
LCLK
RST#
RST#
LCLK
CE#
CE#
EAD
RITE
C
C
YCLE
1 Clock 1 Clock
0000b
YCLE
Start
1 Clock 1 Clock
Start
0000b
Memory
010Xb
T
Memory
Read
Cycle
011Xb
Cycle
Write
T
IMING
IMING
A[31:28] A[27:24]
A[31:28] A[27:24]
D
D
IAGRAM
IAGRAM
A[23:20] A[19:16]
A[23:20]
Load Address in 8 Clocks
Load Address in 8 Clocks
T CYC
T CYC
(LPC M
(LPC M
Address
A[19:16]
Address
A[15:12]
A[15:12]
ODE
ODE
23
A[11:8]
)
A[11:8]
)
A[7:4]
A[7:4]
A[3:0]
A[3:0]
Load Data in 2 Clocks
1111b
D[3:0]
2 Clocks
Data
TAR
Tri-State
T SU T DH
D[7:4]
1 Clock
0000b
1111b Tri-State
Sync
2 Clocks
T VAL
TAR
Data Out 2 Clocks
D[3:0]
Data
T SU T DH
1 Clock
D[7:4]
0000b
Sync
S71213-00-000 11/01 562
TAR
TAR
562 ILL F09.0
562 ILL F10.0
Next Start
1 Clock
0000b
Next Start
1 Clock
0000b