參數(shù)資料
型號(hào): DS1312
廠商: DALLAS SEMICONDUCTOR
元件分類: 電源管理
英文描述: Nonvolatile Controller with Lithium Battery Monitor(帶鋰電池監(jiān)控的非易失性控制器)
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8
封裝: 0.300 INCH, DIP-8
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 79K
代理商: DS1312
DS1312
022598 4/10
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.5V to +7.0V
–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
(–40
°
C to +85
°
C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Supply Voltage TOL=GND
V
CCI
4.75
5.0
5.5
V
1
Supply Voltage TOL=V
CCO
V
CCI
4.5
5.0
5.5
V
1
Battery Supply Voltage
V
BAT
2.0
6.0
V
1
Logic 1 Input
V
IH
2.0
V
CCI
+0.3
V
1, 12
Logic 0 Input
V
IL
–0.3
+0.8
V
1, 12
DC ELECTRICAL CHARACTERISTICS
(
–40
°
C to
+85
°
C; V
CCI
>V
CCTP
)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Operating Current (TTL inputs)
I
CC1
200
400
μ
A
2
Operating Current (CMOS inputs)
I
CC2
50
100
μ
A
2, 5
RAM Supply Current
(V
CCO
V
CCI
–0.2V)
I
CCO1
140
mA
3
RAM Supply Current
(V
CCO
V
CCI
–0.3V)
I
CCO1
200
mA
4
V
CC
Trip Point (TOL=GND)
V
CCTP
4.50
4.62
4.75
V
1
V
CC
Trip Point (TOL=V
CCO
)
V
CCTP
4.25
4.37
4.50
V
1
V
BAT
Trip Point
V
BTP
2.5
2.6
2.7
V
1
V
CC
/V
BAT
Switch Point
V
SW
2.6
2.7
2.8
V
1
Output Current @ 2.4V
I
OH
–1
mA
7, 10
Output Current @ 0.4V
I
OL
4
mA
7, 10
Input Leakage
I
IL
–1.0
+1.0
μ
A
Output Leakage
I
LO
–1.0
+1.0
μ
A
Battery Monitoring Test Load
R
INT
0.8
1.2
1.5
M
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