Data Sheet

DS1307
9 of 12
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground -0.5V to +7.0V
Storage Temperature -55°C to +125°C
Soldering Temperature 260°C for 10 seconds DIP
See JPC/JEDEC Standard J-STD-020A for
Surface Mount Devices
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
Range Temperature V
CC
Commercial 0°C to +70°C 4.5V to 5.5V V
CC1
Industrial -40°C to +85°C 4.5V to 5.5V V
CC1
RECOMMENDED DC OPERATING CONDITIONS
(Over the operating range*)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Supply Voltage V
CC
4.5 5.0 5.5 V
Logic 1 V
IH
2.2 V
CC
+ 0.3 V
Logic 0 V
IL
-0.5 +0.8 V
V
BAT
Battery Voltage V
BAT
2.0 3.5 V
*Unless otherwise specified.
DC ELECTRICAL CHARACTERISTICS
(Over the operating range*)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Input Leakage (SCL) I
LI
1
mA
I/O Leakage (SDA &
SQW/OUT)
I
LO
1
mA
Logic 0 Output (I
OL
= 5mA) V
OL
0.4 V
Active Supply Current I
CCA
1.5 mA 7
Standby Current I
CCS
200
mA
1
Battery Current (OSC ON);
SQW/OUT OFF
I
BAT1
300 500 nA 2
Battery Current (OSC ON);
SQW/OUT ON (32kHz)
I
BAT2
480 800 nA
Power-Fail Voltage V
PF
1.216 x V
BAT
1.25 x V
BAT
1.284 x V
BAT
V8
*Unless otherwise specified.