參數(shù)資料
型號: DS17487N-3
英文描述: 3V/5V Real-Time Clock
中文描述: 3V/5V實時時鐘
文件頁數(shù): 25/38頁
文件大?。?/td> 427K
代理商: DS17487N-3
DS17485/DS17487
25 of 38
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Over the operating range (5V)
MAX
UNITS
SYMBOL
MIN
TYP
NOTES
Average V
CC
Power Supply
Current
I
CC1
25
50
mA
1, 2
CMOS Standby Current
(
CS
= V
CC
- 0.2V)
I
CC2
1
3
mA
1, 2
Input Leakage Current
(Any Input)
I
IL
-1
+1
A
Output Leakage Current
I
OL
-1
+1
A
5
Output Logic 1 Voltage
(I
OUT
= -1.0mA)
V
OH
2.4
V
Output Logic 0 Voltage
(I
OUT
= +2.1mA)
V
OL
0.4
V
Power-Fail Trip Point
V
PF
4.25
4.37
4.5
V
3
Battery-Switch Voltage
V
SW
V
BAT
,
V
BAUX
V
8
Battery Leakage OSC ON
I
BAT1
0.50
0.7
A
11
Battery Leakage OSC OFF
I
BAT2
0.050
0.4
A
11
I/O Leakage
I
LO
-1
+1
A
4
PWR
Output at 0.4V
I
OLPWR
10.0
mA
IRQ
Output at 0.4V
I
OLIRQ
2.1
mA
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