參數(shù)資料
型號: SST49LF020-33-4C-WH
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: PROM
英文描述: 2 Megabit LPC Flash
中文描述: 256K X 8 FLASH 3V PROM, 11 ns, PDSO32
封裝: 8 X 14 MM, MO-142BA, TSOP1-32
文件頁數(shù): 30/48頁
文件大小: 724K
代理商: SST49LF020-33-4C-WH
30
Advance Information
4 Mbit LPC Flash
SST49LF040
2001 Silicon Storage Technology, Inc.
S71213-00-000
11/01 562
AC CHARACTERISTICS (PP MODE)
TABLE 19: R
EAD
C
YCLE
T
IMING
P
ARAMETERS
(PP M
ODE
), V
DD
=3.0-3.6V
Symbol
T
RC
T
RST
T
AS
T
AH
T
AA
T
OE
T
OLZ
T
OHZ
T
OH
Parameter
Read Cycle Time
RST# High to Row Address Setup
R/C# Address Set-up Time
R/C# Address Hold Time
Address Access Time
Output Enable Access Time
OE# Low to Active Output
OE# High to High-Z Output
Output Hold from Address Change
Min
270
1
45
45
Max
Units
ns
μs
ns
ns
ns
ns
ns
ns
ns
120
60
0
35
0
T19.0 562
TABLE 20: P
ROGRAM
/E
RASE
C
YCLE
T
IMING
P
ARAMETERS
(PP M
ODE
), V
DD
=3.0-3.6V
Symbol
Parameter
RST# High to Row Address Setup
R/C# Address Setup Time
R/C# Address Hold Time
R/C# to Write Enable High Time
OE# High Setup Time
OE# High Hold Time
OE# to Data# Polling Delay
OE# to Toggle Bit Delay
WE# Pulse Width
WE# Pulse Width High
Data Setup Time
Data Hold Time
Software ID Access and Exit Time
Byte Programming Time
Sector-Erase Time
Block-Erase Time
Chip-Erase Time
Min
1
50
50
50
20
20
Max
Units
μs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
μs
ms
ms
ms
T
RST
T
AS
T
AH
T
CWH
T
OES
T
OEH
T
OEP
T
OET
T
WP
T
WPH
T
DS
T
DH
T
IDA
T
BP
T
SE
T
BE
T
SCE
40
40
100
100
50
5
150
20
25
25
100
T20.0 562
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