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参数资料
| 型号： | DS1231SN-20 |
| 厂商： | DALLAS SEMICONDUCTOR |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封装： | 0.300 INCH, SOIC-16 |
| 文件页数： | 7/9页 |
| 文件大小： | 70K |
| 代理商： | DS1231SN-20 |
DS1231/S
022698 7/9
ABSOLUTE MAXIMUM RATINGS*
Voltage on VCC Pin Relative to Ground
-0.5V to +7.0V
Voltage on I/O Relative to Ground
-0.5V to VCC + 0.5V
Operating Temperature
0
°C to 70°C
Operating Temperature (Industrial Version)
–40
°C to +85°C
Storage Temperature
-55
°C to +125°C
Soldering Temperature
260
°C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0
°C to 70°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Supply Voltage
VCC
4.5
5.0
5.5
V
1
Input Pin 1
VIN
VCC
V
1
DC ELECTRICAL CHARACTERISTICS
(0
°C to 70°C; VCC = 4.5 to 5.5V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Low Level @ RST
VOL
0.4
V
1
Output Voltage @ –500
A
VOH
VCC–0.5V
VCC–0.1V
V
1, 6
Input Leakage
IIL
-10
+10
A
2
Output Current @2.4V
IOH
1.0
2.0
mA
5
Output Current @0.4V
IOL
2.0
3.0
mA
Operating Current
ICC
0.5
2.0
mA
3
Input Pin 1 (Mode=GND)
IC
15
25
50
A
Input Pin 1 (Mode=VCC)
IC
0.1
A
IN Trip Piont (Mode=GND)
VTP
See Figure 3
1
IN Trip Point (Mode=VCC)
VTP
1
VCC Trip Point (TOL=GND)
VCCTP
4.50
4.62
4.74
V
1
VCC Trip Point (TOL=VCC)
VCCTP
4.25
4.37
4.49
V
1
CAPACITANCE
(TA = 25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Capacitance
CIN
5
pF
Output Capacitance
COUT
7
pF
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