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參數(shù)資料
| 型號(hào)： | MM58174 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Microprocessor-Compatible Real-Time Clock |
| 中文描述： | 微處理器兼容實(shí)時(shí)時(shí)鐘 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大小： | 130K |
| 代理商： | MM58174 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Voltage at All Inputs and Outputs
V
DD
a
0.3 to V
SS
b
0.3
Operating Temperature
MM58174AN
b
40
§
C to
a
85
§
C
Storage Temperature
b
65
§
C to
a
150
§
C
V
DD
–V
SS
Lead Temperature (Soldering, 10 seconds)
6.5V
300
§
C
Electrical Characteristics
T
A
e b
40
§
C to
a
85
§
C, V
SS
e
0V
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
DD
Supply Voltage
Standby Mode
(no READ or WRITE Instructions)
Operational Mode
2.2
5.5
V
4.5
5.5
V
I
DD
Supply Current
V
DD
e
2.2V (Standby)
V
DD
e
5V (Operating)
10
1
m
A
mA
Input Logic Levels
for Signals:
AD0–AD3, DB0–DB3, WR, RD, CS
Logic ‘‘1’’
Logic ‘‘0’’
V
DD
e
5V
2
V
V
0.8
Input Capacitance
10
pF
Input Current Levels
V
DD
e
5V
Current to V
SS
for Signals:
AD0–AD3, DB0–DB3, RD
V
IN
e
V
DD
30
m
A
Internal Resistor to V
DD
for Signals:
WR
CS
30
30
100
100
k
X
k
X
Output Logic Levels
for Signals:
DB0–DB3
Logic ‘‘1’’
Logic ‘‘0’’
INTERRUPT (Open Drain)
Logic ‘‘0’’
Off Leakage
V
DD
e
5V
I
OH
e b
0.1 mA
I
OL
e
1.6 mA
2.4
V
V
0.4
For I
DS
e
1.6 mA
V
OUT
e
5V
0.4
5
V
m
A
2
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MM58174A | Microprocessor-Compatible Real-Time Clock |
| MM58174AN | Microprocessor-Compatible Real-Time Clock |
| MM58241 | MM58241 High Voltage Display Driver |
| MM58241N | MM58241 High Voltage Display Driver |
| MM58241V | MM58241 High Voltage Display Driver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MM58174A | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Microprocessor-Compatible Real-Time Clock |
| MM58174AN | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Microprocessor-Compatible Real-Time Clock |
| MM58201 | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:Multiplexed LCD Driver |
| MM58241 | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:MM58241 High Voltage Display Driver |
| MM58241N | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:MM58241 High Voltage Display Driver |
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