參數(shù)資料
型號： SST49LF020
廠商： Silicon Storage Technology, Inc.
英文描述： 2 Megabit LPC Flash
中文描述： 2兆位LPC閃光
文件頁數(shù)： 28/48頁
文件大小： 724K
代理商： SST49LF020
28
Advance Information
4 Mbit LPC Flash
SST49LF040
2001 Silicon Storage Technology, Inc.
S71213-00-000
11/01 562
FIGURE 16: B
LOCK
-E
RASE
T
IMING
D
IAGRAM
(LPC M
ODE
)
562 ILL F15.1
RST#
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20] A[19:16]
0101b
0101b
0101b
1010b
0101b
1010b
Tri-State
TAR
Load Address "YYYY 5555H" in 8 Clocks
Write the 1st command to the device in LPC mode.
Address1
1 Clock 1 Clock
1st Start
Write
Cycle
TAR
Sync
Data
Start next
1 Clock
1 Clock
2 Clocks
Load Data "AAH" in 2 Clocks
1111b
0000b
LCLK
RST# = VIH
CE# = VIL
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20] A[19:16]
1010b
1010b
1010b
0101b
0010b
0101b
Tri-State
TAR
Load Address "YYYY 2AAAH" in 8 Clocks
Write the 2nd command to the device in LPC mode.
Address1
1 Clock 1 Clock
2nd Start
Write
Cycle
TAR
Sync
Data
Start next
1 Clock
1 Clock
2 Clocks
Load Data "55H" in 2 Clocks
1111b
0000b
LCLK
RST# = VIH
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20] A[19:16]
0101b
0101b
0101b
1000b
0101b
0000b
Tri-State
TAR
Load Address "YYYY 5555H" in 8 Clocks
Write the 3rd command to the device in LPC mode.
Address1
1 Clock 1 Clock
3rd Start
Write
Cycle
TAR
Sync
Data
Start next
1 Clock
1 Clock
2 Clocks
Load Data "80H" in 2 Clocks
1111b
0000b
LCLK
RST# = VIH
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20] A[19:16]
0101b
0101b
0101b
1010b
0101b
1010b
Tri-State
TAR
Load Address "YYYY 5555H" in 8 Clocks
Write the 4th command to the device in LPC mode.
Address1
1 Clock 1 Clock
4th Start
Write
Cycle
TAR
Sync
Data
Start next
1 Clock
1 Clock
2 Clocks
Load Data "AAH" in 2 Clocks
1111b
0000b
LCLK
RST# = VIH
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20] A[19:16]
1010b
1010b
1010b
0101b
0010b
0101b
A[19:16]
XXXXb
XXXXb
XXXXb
0101b
BA
X
0000b
Tri-State
TAR
Load Address "YYYY 2AAAH" in 8 Clocks
Write the 5th command to the device in LPC mode.
Load Block Address in 8 Clocks
Address1
1 Clock 1 Clock
5th
Write
Cycle
TAR
Sync
Data
Start next
1 Clock
1 Clock
2 Clocks
Load Data "55H" in 2 Clocks
Load Data “50” in 2 Clocks
1111b
0000b
LCLK
RST# = VIH
LFRAME#
LAD[3:0]
0000b
011Xb
A[23:20]
Tri-State
TAR
Write the 6th command (target sector to be erased) to the device in LPC mode.
BAX = Block Address
Note: YYYY must be within memory address range specified in Figures 4 and 5.
Address1
1 Clock 1 Clock
6th Start
Write
Cycle
TAR
Sync
Data
eInternal
eInternal
1 Clock
2 Clocks
1111b
0000b
CE# = VIL
CE# = VIL
CE# = VIL
CE# = VIL
LCLK
CE#
A[31:28] A[27:24]
A[31:28] A[27:24]
A[31:28] A[27:24]
A[31:28] A[27:24]
A[31:28] A[27:24]
A[31:28] A[27:24]
相關(guān)PDF資料
PDF描述
SST49LF020-33-4C-NH 2 Megabit LPC Flash
SST49LF020-33-4C-WH 2 Megabit LPC Flash
SST49LF040-33-4C-NH 4 Mbit LPC Flash
SST49LF040-33-4C-WH 4 Mbit LPC Flash
SST49LF080A 8 Mbit LPC Flash
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SST49LF020-33-4C-NH 功能描述:閃存 2M LPC Interface RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時(shí)類型: 接口類型:SPI 訪問時(shí)間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel
SST49LF020-33-4C-WH 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:2 Megabit LPC Flash
SST49LF020A 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:2 Mbit LPC Flash
SST49LF020A-33-4C-NHE 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:2 Mbit LPC Flash
SST49LF020A-33-4C-WHE 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:2 Mbit LPC Flash
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