Rainbow Electronics DS1306 - Manual (Page 16)

DS1306
16 of 21
DC ELECTRICAL CHARACTERISTICS (Over the operating range*)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Input Leakage I
LI
-100 +500 mA
Output Leakage I
LO
-1 1 mA
V
CC
= 2.0 0.4 Logic 0 Output I
OL
= 1.5mA
I
OL
= 4.0mA
V
OL V
CC
= 5V 0.4
V
V
CCIF
= 2.0V 1.6 Logic 1 Output I
OH
= -0.4mA
I
OH
= -1.0mA
V
OH V
CCIF
= 5V 2.4
V
Logic 1 Output Current
(INT1 pin) I
OH
,
INT1
(V
CC2
, V
BAT
)
-0.3V
-100 mA
V
CC1
= 2.0V 0.425
V
CC1
Active Supply Current I
CC1A V
CC1
= 5V 1.28
mA 2, 7
V
CC1
= 2.0V 25.3
V
CC1
Timekeeping Current I
CC1T V
CC1
= 5V 81
mA 1, 7
V
CC2
= 2.0V 0.4
V
CC2
Active Supply Current I
CC2A V
CC2
= 5V 1.2
mA 2, 8
V
CC2
= 2.0V 0.4
V
CC2
Timekeeping Current I
CC2T
V
CC2
= 5V 1
mA 1, 8
Battery Timekeeping Current I
BAT
V
BAT
= 3V 550 nA 9
Battery Timekeeping Current
(IND)
I
BAT
V
BAT
= 3V 800 nA 9
V
CC
Trip Point V
CCTP
V
BAT
-
50
V
BAT
+
200
mV
Trickle Charge Resistors
R1
R2
R3 2
4
8
k W
Trickle Charger Diode Voltage
Drop
V
TD
0.7 V
*Unless otherwise specified.
CAPACITANCE
(T
A
= +25
°
C)
PARAMETER SYMBOL CONDITION TYP MAX UNITS NOTES
Input Capacitance C
I
10 pF
Output Capacitance C
O
15 pF
Crystal Capacitance C
X
6 pF