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參數(shù)資料
| 型號(hào)： | MF3257-J8CATXX |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | 8/16-bit Data Bus Static RAM Card |
| 中文描述： | 16位產(chǎn)品數(shù)據(jù)總線靜態(tài)存儲(chǔ)器卡 |
| 文件頁數(shù)： | 13/16頁 |
| 文件大?。?/td> | 119K |
| 代理商： | MF3257-J8CATXX |
MITSUBISHI MEMORY CARD
STATIC RAM CARDS
MITSUBISHI
ELECTRIC
13/16 Apr. 1999 Rev. 1.2
19. ELECTRICAL CHARACTERISTICS
BATTERY BACKUP
(Ta=0~55°C, unless otherwise noted)
Symbol
Parameter
Test conditions
Limits
Typ.
Unit
Min.
2.6
2.4
Vcc-0.1
Max.
V
BATT
Vi
(
CE
)
Back-up enable battery voltage
Card enable voltage
All pins open
2.4V
≤
VCC
≤
5.25V
0V
≤
VCC
<
2.4V
V
V
Vcc
Vcc+0.1
3
3
3
5
3
5
9
30
30
30
50
30
50
90
64KB
128KB
256KB
512KB
1MB
2MB
4MB
64KB
128KB
256KB
512KB
1MB
2MB
4MB
All pins open,
V
BATT
=3V,
Ta=25°C
Battery back-up supply current
μ
A
Icc
(
Bup
)
All pins open,
V
BATT
=3V
Battery back-up supply current
μ
A
20. TIMING REQUIREMENTS
(Ta=0~55°C, unless otherwise noted)
Symbol
Parameter
Limits
Typ.
Unit
Min.
0.1
Max.
300
300
tpr
tpf
tsu(Vcc)
trec(Vcc)
Power supply rise time
Power supply fall time
Setup time at power on
Recovery time at power off
ms
ms
ms
ns
3
20
1000
CARD INSERTION/REMOVAL TIMING DIAGRAM
21. BATTERY SPECIFICATIONS
Please use the following coin type lithium battery.
Type of main battery; CR2025 or equivalents
21.1 BATTERY LIFE EXPECTANCY
The calculated main battery’s life expectancies are as follows.
Card Type
main battery’s life
(
when the card is left continuously
)
5.9years
5.9years
5.9years
3.6years
5.9years
3.6years
2.0years
MF365A-J8CATXX
MF3129-J8CATXX
MF3257-J8CATXX
MF3513-J8CATXX
MF31M1-J8CATXX
MF32M1-J8CATXX
MF34M1-J8CATXX
Conditions; Temperature : 25°C Humidity : 60%RH
V
CC
CE1#,
CE2#
t
rec(V
CC
)
t
pf
90%
V
IH
10%
V
CC
CE1#,
CE2#
t
su(V
CC
)
t
pr
90%
V
IH
10%
V
CC
MIN
V
CC
MIN
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MF3129-J8CATXX | 8/16-bit Data Bus Static RAM Card |
| MF38M1-L6DAGXX | Circular Connector; No. of Contacts:8; Series:MS27468; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:13; Circular Contact Gender:Pin; Circular Shell Style:Jam Nut Receptacle; Insert Arrangement:13-8 RoHS Compliant: No |
| MF38M1-LCDAGXX | 8/16-bit Data Bus Static RAM Card |
| MF38M1-LSDAGXX | Circular Connector; No. of Contacts:10; Series:MS27468; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:13; Circular Contact Gender:Pin; Circular Shell Style:Jam Nut Receptacle; Insert Arrangement:13-98 RoHS Compliant: No |
| MF6128M-02BJXX | 2.5 Flash Drive |
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| MF3257-J9CATXX | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:8/16-bit Data Bus Static RAM Card |
| MF3257-LCDATXX | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:8/16-bit Data Bus Static RAM Card |
| MF3257-LSDATXX | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:8/16-bit Data Bus Static RAM Card |
| MF3257-LYCATXX | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:8/16-bit Data Bus Static RAM Card |
| MF3257-LZCATXX | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:8/16-bit Data Bus Static RAM Card |
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