參數(shù)資料
型號(hào): A49LF040ATL-33
廠商: AMIC Technology Corporation
英文描述: 4 Mbit CMOS 3.3Volt-only Low Pin Count Flash Memory
中文描述: 4兆位的CMOS 3.3Volt只低引腳數(shù)快閃記憶體
文件頁(yè)數(shù): 19/32頁(yè)
文件大?。?/td> 622K
代理商: A49LF040ATL-33
A49LF040A
PRELIMINARY (March, 2006, Version 0.1)
18
AMIC Technology, Corp.
Table 18: LPC Mode Interface AC Input/Output Characteristics
Symbol
Parameter
Test Conditions
Min
Max
Units
0 < V
OUT
0.3V
DD
0.3V
DD
< V
OUT
0.9V
DD
0.7V
DD
< V
OUT
V
DD
V
OUT
= 0.7V
DD
V
DD
> V
OUT
0.6V
DD
-12 V
DD
mA
-17.1(V
DD
-V
OUT
)
mA
I
OH
(AC)
Switching Current High
Equation C
mA
(Test Point)
-32 V
DD
mA
16V
DD
mA
0.6V
DD
> V
OUT
> 0.1V
DD
0.18V
DD
> V
OUT
> 0
V
OUT
=0.18V
DD
-3 < V
IN
-1
V
DD
+4 > V
IN
> V
DD
+1
0.2V
DD
-0.6V
DD
load
0.6V
DD
-0.2V
DD
load
26.7V
OUT
mA
I
OL
(AC)
Switching Current Low
Equation D
mA
(Test Point)
38V
DD
mA
I
CL
I
CH
slewr
Low Clamp Current
-25+(V
IN
+1)/0.015
25+(V
IN
-V
DD
-1)/0.015
1
mA
High Clamp Current
mA
Output Rise Slew Rate
4
V/ns
slewf
Output Fall Slew Rate
1
4
V/ns
Notes:
1. See PCI specification.
2.
PCI specification output load is used.
Table 19: LPC Mode Interface Reset Timing Parameters, V
DD
=3.0-3.6V
Symbol
Parameter
Min
Max
Units
T
PRST
T
KRST
T
RSTP
T
RSTF
T
RST
T
RSTE
V
DD
Stable to Reset Low
Clock Stable to Reset Low
1
ms
μ
s
100
RST Pulse Width
100
ns
RST Low to Output Float
48
ns
μ
s
μ
s
(1)
RST High to LFRAME Low
1
RST Low to Reset During Erase or Program
10
RST or
INIT
Slew Rate
50
mV/ns
Notes:
1. There will be a latency of T
RSTE
if a reset procedure is performed during a Program or Erase operation.
Figure 7: Reset Timing Diagram
T
KRST
T
PRST
T
RST
T
RSTF
T
RSTE
T
RSTP
Program or Erase
Operation Aborted
V
DD
LCLK
RST/INIT
LAD[3:0]
LFRAME
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