參數(shù)資料
型號(hào): A49FL004TX-33
廠(chǎng)商: AMIC Technology Corporation
英文描述: 4 Mbit CMOS 3.3Volt-only Firmware Hub/LPC Flash Memory
中文描述: 4兆位的CMOS 3.3Volt只固件集線(xiàn)器/ LPC快閃記憶體
文件頁(yè)數(shù): 24/36頁(yè)
文件大?。?/td> 713K
代理商: A49FL004TX-33
A49FL004
PRELIMINARY (September, 2005, Version 0.0)
23
AMIC Technology, Corp.
Table 20: FWH/LPC 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
-12 V
DD
mA
mA
mA
-17.1(V
DD
-V
OUT
)
I
OH
(AC)
Switching Current High
Equation C
(1)
-32 V
DD
(Test Point)
V
DD
> V
OUT
0.6V
DD
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
-17.1(V
DD –
V
OUT
)
-25+(V
IN
+1)/0.015
25+(V
IN
-V
DD
-1)/0.015
1
1
mA
mA
mA
mA
V/ns
V/ns
I
OL
(AC)
Switching Current Low
Equation D
(1)
38V
DD
(Test Point)
Low Clamp Current
High Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
I
CL
I
CH
slewr
(2)
slewf
(2)
4
4
Notes:
1. See PCI specification.
2. PCI specification output load is used.
Table 21: FWH 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 (1)
Reset Active Time to V
CC
Stable
Reset Active Time to Clock Stable
Reset Pulse Width
Reset Active to Output Float Delay
Reset Inactive Time to Input Active
1
ms
μ
s
ns
ns
ns
100
100
1
50
Note:
There will be an 10 μs reset latency if a reset procedure is performed during a programming or erase operation.
Figure 11: Reset Timing Diagram
T
KRST
T
PRST
T
RST
T
RSTF
T
RSTE
T
RSTP
Program or Erase
Operation Aborted
V
DD
CLK
RST / INIT
FWH[3:0] or
LAD[3:0]
FWH4
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