DS1685_10 Datasheet, PDF (25/34 Pages) Maxim Integrated Products – 3V/5V Real-Time Clocks

DS1685/DS1687 3V/5V Real-Time Clocks
DC ELECTRICAL CHARACTERISTICS
(V_CC = 5.0V±10% or V_CC = 3.0V±10%, T_A = 0°C to +70°C, T_A = -40C to +85C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
Average V_CC Power- ^(-5)
Supply Current
(-3)
I_CC1
7
15
5
10
CMOS Standby
(-5)
Current
(CS = V_CC - 0.2V)
(-3)
Input Leakage Current
(Any Input)
Output Leakage Current
Output Logic 1 Voltage
(I_OUT = -1.0mA)
Output Logic 0 Voltage
(I_OUT = +2.1mA)
(-5)
Power-Fail Trip Point
(-3)
Battery Switch
Voltage
(-5)
Battery Leakage Current
I/O Leakage
(-5)
PWR Output at 0.4V
(-3)
(-5)
IRQ Output at 0.4V
(-3)
I_CC2
I_IL
I_OL
V_OH
V_OL
V_PF
V_SW
I_BATLKG
I_LO
I_OLPWR
I_OLIRQ
-1
-1
2.4
4.25
2.5
-1
1
0.5
4.37
2.6
V_BAT,
V_BAUX
10
3
2
+1
+1
0.4
4.5
2.7
100
+1
10.0
4
2.1
0.8
UNITS NOTES
mA
2, 3
mA
2, 3
A
A
5
V
V
V
V
8
nA
12
A
4
mA
1
mA
1
DC ELECTRICAL CHARACTERISTICS
(V_CC = 0V, T_A = 0°C to +70°C, T_A = -40C to +85C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
V_BAT, V_BAUX Current
(OSC ON, E32K = 0)
I_BAT1
500
nA
12
V_BAT, V_BAUX Current
(OSC OFF)
I_BAT2
200
nA
12
25 of 34