參數(shù)資料
型號: DS1672-2
廠商: DALLAS SEMICONDUCTOR
元件分類: Timer or RTC
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP8
封裝: DIP-8
文件頁數(shù): 12/13頁
文件大?。?/td> 104K
代理商: DS1672-2
DS1672
8 of 13
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
-0.3V to +6.0V
Operating Temperature
-40
°C to +85°C
Storage Temperature
-55
°C to +125°C
Soldering Temperature
See J-STD-020A specification
* 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
VCC
2.97
3.3
3.63
V
1
VCC
2.7
3.0
3.3
V
1
Supply Voltage (DS1672-33)
(DS1672-3)
(DS1672-2)
VCC
1.8
2.0
2.2
V
1
Logic 1
VIH
0.7VCC
VCC + 0.5
V
1
Logic 0
VIL
-0.5
0.3VCC
V1
Backup Supply Voltage
VBACKUP
1.3
3.6
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-33
(-40
°C to +85°C; V
CC = 2.97 to 3.63V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
8
Power-Fail Voltage
VPF
2.80
2.88
2.97
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-3
(-40
°C to +85°C; V
CC = 2.7 to 3.3V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
9
Power-Fail Voltage
VPF
2.5
2.6
2.7
V
1
DC ELECTRICAL CHARACTERISTICS
DS1672-2
(-40
°C to +85°C; V
CC = 1.8 to 2.2V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Active Supply Current
ICCA
2mA
7
Standby Current
ICCS
500
A
10
Power-Fail Voltage
VPF
1.6
1.7
1.8
V
1
DC ELECTRICAL CHARACTERISTICS
(-40
°C to +85°C; V
CC < VPF)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Timekeeping Current
IOSC
1
A
12
Backup Standby Current
(Oscillator Off)
IBACKUP
200
nA
13
相關(guān)PDF資料
PDF描述
DS1672-33 0 TIMER(S), REAL TIME CLOCK, PDIP8
DS1672S-33 0 TIMER(S), REAL TIME CLOCK, PDSO8
DS1672-3 0 TIMER(S), REAL TIME CLOCK, PDIP8
DS1672U-2 0 TIMER(S), REAL TIME CLOCK, PDSO8
DS1672U-33 0 TIMER(S), REAL TIME CLOCK, PDSO8
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參數(shù)描述
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