參數(shù)資料
型號: DS1685S-3
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO24
封裝: 0.300 INCH, SOP-24
文件頁數(shù): 24/34頁
文件大小: 455K
代理商: DS1685S-3
DS1685/DS1687 3V/5V Real-Time Clocks
30 of 34
POWER-UP/DOWN TIMING—5V
(TA = +25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
CS High to Power-Fail
tPF
0
ns
Recovery at Power-Up
tREC
150
ms
VCC Slew Rate Power-Down
tF
4.0
VCC
4.5V
300
s
VCC Slew Rate Power-Down
tFB
3.0
VCC
4.0V
10
s
VCC Slew Rate Power-Up
tR
4.5V
V
CC
4.0V
0
s
Expected Data Retention
tDR
10
years
9, 10
POWER-UP/DOWN TIMING—3V
(TA = +25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
CS High to Power-Fail
tPF
0
ns
Recovery at Power-Up
tREC
150
ms
VCC Slew Rate Power-Down
tF
2.5
VCC
2.7V
300
s
VCC Slew Rate Power-Up
tR
2.7V
V
CC
2.5V
0
s
Expected Data Retention
tDR
10
years
9, 10
WARNING: Under no circumstances are negative undershoots, of any amplitude, allowed
when device is in battery-backup mode.
CAPACITANCE
(TA = +25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Capacitance on All Inputs
Except X1 and X2
CIN
12
pF
Output Capacitance on
IRQ,
SQW and DQ pins
COUT
12
pF
WAKE-UP/KICKSTART TIMING
(TA = +25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Kickstart Input Pulse Width
tKSPW
2
s
Wake-Up/Kickstart Power On
Timeout
tPOTO
2
seconds
7
相關PDF資料
PDF描述
DS1685E-5 1 TIMER(S), REAL TIME CLOCK, PDSO24
DS1685QN-3 1 TIMER(S), REAL TIME CLOCK, PQCC28
DS1685QN-5 1 TIMER(S), REAL TIME CLOCK, PQCC28
DS1685SN-5 1 TIMER(S), REAL TIME CLOCK, PDSO24
DS1687-3 1 TIMER(S), REAL TIME CLOCK, DIP24
相關代理商/技術參數(shù)
參數(shù)描述
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