Rainbow Electronics DS1305 - Manual (Page 16)

DS1305
16 of 20
DC ELECTRICAL CHARACTERISTICS
Over the operating range*
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Input Leakage I
LI
-100 +500 µA
Output Leakage I
LO
-1 1 µA
V
CC
= 2.0V 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
V
CC1
= 2.0V 0.425
V
CC1
Active Supply Current I
CC1A V
CC1
= 5V 1.28
mA 2, 8
V
CC1
= 2.0V 25.3 V
CC1
Timekeeping Current
(Osc on)
I
CC1T
V
CC1
= 5V 81
µA 1, 8, 12
V
CC1
= 2.0V 25 V
CC1
Standby Current
(Osc off)
I
CC1S V
CC1
= 5V 80
µA 6, 8, 12
V
CC2
= 2.0V 0.4 V
CC2
Active Supply
Current
I
CC2A
V
CC2
= 5V 1.2
mA 2, 9
V
CC2
= 2.0V 0.3 V
CC2
Timekeeping Current
(Osc on)
I
CC2T V
CC2
= 5V 1
µA 1, 9, 12
V
CC2
= 2.0V 200 V
CC2
Standby Current
(Osc off)
I
CC2S
V
CC2
= 5V 200
nA 6, 9, 12
Battery Timekeeping Current I
BAT
V
BAT
= 3V 400 nA 10, 12
Battery Standby Current I
BATS
V
BAT
= 3V 200 nA 10, 12
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 Charge 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