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參數(shù)資料
| 型號(hào)： | FM3808DK |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類(lèi)： | DRAM |
| 英文描述： | 4Kb FRAM Serial 3V Memory |
| 中文描述： | 4Kb的鐵電串行3V的記憶 |
| 文件頁(yè)數(shù)： | 22/28頁(yè) |
| 文件大?。?/td> | 191K |
| 代理商： | FM3808DK |
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FM3808
Rev 1.1
May 2003
Page 22 of 28
Supervisor AC Parameters
(T
A
= -40
°
C to + 85
°
C, V
DD
= 4.5V to 5.5V unless otherwise specified)
Symbol
Parameter
t
IPU
INT output pulse width
t
FCO
Flags/Control register access to INT pin clear
Notes
1
P/L = 1; pulse mode.
2
P/L= 0; level mode. From the end of the access where the Flags/Control register is read and the flag cleared.
Data Retention
(
V
DD
= 4.5V to 5.5V unless otherwise specified)
Parameter
Min
Data Retention
10
Notes
1.
The relationship between retention, temperature, and the associated reliability
level will be characterized separately.
Capacitance
(T
A
= 25
°
C, f=1.0 MHz, V
DD
= 5V)
Symbol
Parameter
C
IO
Input/output capacitance (DQ)
C
I
Input capacitance
C
XTAL
X1, X2 Crystal pin capacitance
Notes
1
This parameter is periodically sampled and not 100% tested.
2
The crystal attached to the X1/X2 pins must be rated as 6pF max.
AC Test Conditions
Input Pulse Levels
0 to 3V
Input rise and fall times
10 ns
Input and output timing levels
1.5V
Min
150
-
Typ
200
Max
300
100
Units
ms
ns
Notes
1
2
Units
Years
Notes
1
Max
Units
pF
pF
pF
Notes
1
1
1, 2
8
6
12
Equivalent AC Load Circuit
1.3V
Output
3300
50 pF
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| FM3808-S | 制造商:Ramtron International Corporation 功能描述:FRAM RTC 256K SMD 3808 TSOP32 |
| FM3808-SG | 制造商:Ramtron International Corporation 功能描述:FRAM RTC 256K SMD 3808 TSOP32 |
| FM380-A | 制造商:FORMOSA 制造商全稱(chēng):Formosa MS 功能描述:Silicon epitaxial planer type |
| FM380-AL | 制造商:FORMOSA 制造商全稱(chēng):Formosa MS 功能描述:Chip Schottky Barrier Diodes - Silicon epitaxial planer type |
| FM380-ALN | 制造商:FORMOSA 制造商全稱(chēng):Formosa MS 功能描述:Chip Schottky Barrier Diodes - Silicon epitaxial planer type |
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