参数资料
型号: DS1238A
厂商: DALLAS SEMICONDUCTOR
元件分类: 电源管理
英文描述: MicroManager(微管理器芯片)
中文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDIP16
封装: 0.300 INCH, DIP-16
文件页数: 11/13页
文件大小: 159K
代理商: DS1238A
DS1238A
022698 11/13
ABSOLUTE MAXIMUM RATINGS*
Voltage on V
Pin Relative to Ground
Voltage on I/O Relative to Ground
Operating Temperature
Operating Temperature (Industrial Version)
Storage Temperature
Soldering Temperature
–0.5V to +7.0V
–0.5V to V
CC
+ 0.5V
0
°
C to 70
°
C
–40
°
C to +85
°
C
-55
°
C to +125
°
C
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
V
CC
4.5
5.0
5.5
V
1
Supply Voltage (5% Option)
V
CC
4.75
5.0
5.5
V
1
Input High Level
V
IH
2.0
V
CC
+0.3
V
1
Input Low Level
V
IL
-0.3
+0.8
V
1
IN Input Pin
V
IN
0
V
CC
V
1
Battery Input
V
BAT
0
4.0
V
1
DC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
DD
= 5V + 10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Supply Current
I
CC
4
mA
2
Battery Current
I
BAT
0
200
nA
2, 12
Supply Output Current
(V
CCO =
V
CC
- 0.3V)
Supply Out Current
(V
CC
< V
BAT
)
I
CC01
100
mA
3
I
CC02
1
mA
4
Supply Output Voltage
V
CCO
V
CC
-0.3
V
1
Battery Back Voltage
V
CCO
V
BAT
-0.8
V
6
Low Level @ RST
V
OL
0.4
V
1
Output Voltage @ –500
μ
A
V
OH
V
CC
–0.5V
V
CC
–0.1V
V
1
CEO and PF Output
V
OHL
V
BAT
-0.8
V
6
Input Leakage Current
I
LI
-1.0
+1.0
μ
A
2
Output Leakage
I
LO
-1.0
+1.0
μ
A
11
Output Current @0.4V
I
OL
4.0
mA
9
Output Current @2.4V
I
OH
-1.0
mA
10
Power Sup. Trip Point
V
CCTP
4.25
4.37
4.50
V
1
Power Supply Trip (5% Option)
V
CCTP
4.50
4.62
4.75
V
IN Input Pin Current
I
CCIN
-1.0
+1.0
μ
A
IN Input Trip Point
V
TP
1.15
1.27
1.35
V
1
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