參數(shù)資料
型號(hào): A49LF040
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): 18/31頁(yè)
文件大?。?/td> 570K
代理商: A49LF040
A49LF040
PRELIMINARY (August, 2004, Version 0.1)
17
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
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
-12 V
DD
mA
mA
mA
mA
-17.1(V
DD
-V
OUT
)
I
OH
(AC)
Switching Current High
Equation C
-32 V
DD
(Test Point)
16V
DD
26.7V
OUT
-25+(V
IN
+1)/0.015
25+(V
IN
-V
DD
-1)/0.015
1
1
mA
mA
mA
mA
mA
mA
V/ns
V/ns
I
OL
(AC)
Switching Current Low
Equation D
38V
DD
4
4
(Test Point)
Low Clamp Current
High Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
I
CL
I
CH
slewr
slewf
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
RST# Pulse Width
RST# Low to Output Float
RST# High to LFRAME# Low
RST# Low to Reset During Erase or Program
RST# or INIT# Slew Rate
1
ms
μ
s
ns
ns
μ
s
μ
s
mV/ns
100
100
1
50
48
10
(1)
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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