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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)： | 15/31頁(yè) |
| 文件大小： | 570K |
| 代理商： | A49LF040 |
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A49LF040
PRELIMINARY (August, 2004, Version 0.1)
14
AMIC Technology, Corp.
Operating Range
Table 12: DC Operating Characteristics (All Interfaces)
AC Conditions of Test
Notes:
1. I
DD
active while Erase or Program is in progress.
2. The device is in Ready Mode when no activity is on the LPC bus.
3. Do not violate processor or chipset specification regarding INIT# voltage.
Table 13: Recommended System Power-Up Timings
Symbol
Parameter
Min
Units
T
PU-READ
T
PU-WRITE
(1)
(1)
Power-up to Read Operation
Power-up to Write Operation
100
100
μ
s
μ
s
Notes:
1.
This parameter is measured only for initial qualification and after a design or process change that could affect this parameter.
Range
Ambient Temperature
V
DD
Commercial
0
°
C to +85
°
C
3.0-3.6V
Input Rise/Fall Time . . . . . . . . . . . . . . . . . . . . . . 3ns
Output Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . CL = 30pF
Limits
Symbol Parameter
Min
Max
Units
Test Conditions
Active V
DD
Current:
Read
Active V
DD
Current:
Write
(1)
Standby V
DD
Current
(LPC Mode)
Ready Mode V
DD
Current
(LPC Mode)
Input Current for Mode
and ID[3:0] Pins
Input Leakage Current
Output Leakage Current
INIT# Input High Voltage
INIT# Input Low Voltage
Input High Voltage
Input Low Voltage
Output Low Voltage
Output High Voltage
12
mA
I
DD
24
mA
Address Input=V
IL
/V
IH
, at F=1/T
RC
Min, V
DD
=V
DD
Max(A/A
Mux Mode)
OE#=V
IH
, WE#=V
IH
I
SB
100
μ
A
LFRAME#=0.9V
DD
,f=33MHz,V
DD
=V
DD
Max, All other
inputs
≥
0.9V
DD
or
≤
0.1V
DD
LFRAME#=V
IL
,f=33MHz,V
DD
=V
DD
Max, All other inputs
≥
0.9V
DD
or
≤
0.1V
DD
V
IN
=GND to V
DD
, V
DD
=V
DD
Max
I
RY
(2)
10
mA
I
I
100
μ
A
I
LI
I
LO
V
IHI
V
ILI
V
IH
V
IL
V
OL
V
OH
1
1
μ
A
μ
A
V
V
V
V
V
V
V
IN
=GND to V
DD
, V
DD
=V
DD
Max
V
OUT
=GND to V
DD
, V
DD
=V
DD
Max
V
DD
=V
DD
Max
V
DD
=V
DD
Min
V
DD
=V
DD
Max
V
DD
=V
DD
Min
IOL=1500
μ
A, V
DD
=V
DD
Min
IOH=-500
μ
A, V
DD
=V
DD
Min
(3)
(3)
1.0
-0.5
0.5V
DD
-0.5
0.9V
DD
V
DD
+0.5
0.4
V
DD
+0.5
0.3V
DD
0.1V
DD
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